PMID-sentid Pub_year Sent_text comp_official_name comp_offset protein_name organism prot_offset 33933612-6 2021 SARS-CoV-2 nsp14-nsp10 shows a metal-dependent nuclease activity but has different metal selectivity from RTC. Metals 31-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 17-22 33903777-4 2021 Also, the inhibition activity of the investigated alpha-Hydrazinophosphonic acid for SARS-CoV-2 main protease (Mpro) and RNA dependent RNA polymerase (RdRp) has been predicted using in silico docking. alpha-hydrazinophosphonic acid 50-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 151-155 33933612-6 2021 SARS-CoV-2 nsp14-nsp10 shows a metal-dependent nuclease activity but has different metal selectivity from RTC. Metals 83-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 17-22 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. Sofosbuvir 38-48 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 33850334-3 2021 This study aimed to identify small molecules binding to the SAM-binding site of the nsp10-nsp16 heterodimer for potential inhibition of methyltransferase activity. S-Adenosylmethionine 60-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 84-89 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. Ribavirin 50-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. galidesivir 61-72 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. favipiravir 86-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. Cefuroxime 99-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. Tenofovir 111-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 32338164-6 2021 The results show the effectiveness of Sofosbuvir, Ribavirin, Galidesivir, Remdesivir, Favipiravir, Cefuroxime, Tenofovir, and Hydroxychloroquine, in binding to SARS-CoV-2 RdRp. Hydroxychloroquine 126-144 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 33016666-3 2021 Molecular docking studies have highlighted that quercetin, a natural polyphenol belonging to the flavonol class, inhibits 3CLpro, PLpro and S proteins. Quercetin 48-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-135 33016666-3 2021 Molecular docking studies have highlighted that quercetin, a natural polyphenol belonging to the flavonol class, inhibits 3CLpro, PLpro and S proteins. Polyphenols 69-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-135 33016666-3 2021 Molecular docking studies have highlighted that quercetin, a natural polyphenol belonging to the flavonol class, inhibits 3CLpro, PLpro and S proteins. 3-hydroxyflavone 97-105 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-135 33376043-11 2021 In addition, docking simulation showed that lycorine interacts with SARS-CoV-2 RdRp at the Asp623, Asn691, and Ser759 residues through hydrogen bonding, at which the binding affinities of lycorine (-6.2 kcal/mol) were higher than those of remdesivir (-4.7 kcal/mol). remdesivir 239-249 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-83 33376043-12 2021 CONCLUSIONS: Lycorine is a potent non-nucleoside direct-acting antiviral against emerging coronavirus infections and acts by inhibiting viral RdRp activity; therefore, lycorine may be a candidate against the current COVID-19 pandemic. lycorine 13-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-146 33376043-6 2021 PURPOSE: We investigated the direct-inhibiting action of lycorine on CoV"s RdRp, as potential treatment for emerging CoV infections. lycorine 57-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-79 33376043-12 2021 CONCLUSIONS: Lycorine is a potent non-nucleoside direct-acting antiviral against emerging coronavirus infections and acts by inhibiting viral RdRp activity; therefore, lycorine may be a candidate against the current COVID-19 pandemic. lycorine 168-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-146 34052981-3 2021 METHODS: In the present study molecular docking technique was applied to test binding affinity of ciprofloxacin and levofloxacin-two commercially available fluoroquinolones, to SARS-CoV-2 S-, E- and TMPRSS2 proteins, RNA-dependent RNA polymerase and papain-like protease (PLPRO). Levofloxacin 116-128 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 272-277 34052981-0 2021 The application of in silico experimental model in the assessment of ciprofloxacin and levofloxacin interaction with main SARS-CoV-2 targets: S-, E- and TMPRSS2 proteins, RNA-dependent RNA polymerase and papain-like protease (PLpro)-preliminary molecular docking analysis. Ciprofloxacin 69-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 226-231 33423577-6 2021 In this process, we purified the nsp10-nsp16 complex to higher than 95% purity and confirmed its binding to the methyl donor SAM, the product of the reaction, S-adenosyl-l-homocysteine (SAH), and a common methyltransferase inhibitor, sinefungin, using isothermal titration calorimetry (ITC). S-Adenosylmethionine 125-128 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-38 33423577-6 2021 In this process, we purified the nsp10-nsp16 complex to higher than 95% purity and confirmed its binding to the methyl donor SAM, the product of the reaction, S-adenosyl-l-homocysteine (SAH), and a common methyltransferase inhibitor, sinefungin, using isothermal titration calorimetry (ITC). S-Adenosylhomocysteine 159-184 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-38 33423577-6 2021 In this process, we purified the nsp10-nsp16 complex to higher than 95% purity and confirmed its binding to the methyl donor SAM, the product of the reaction, S-adenosyl-l-homocysteine (SAH), and a common methyltransferase inhibitor, sinefungin, using isothermal titration calorimetry (ITC). sinefungin 234-244 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-38 34052981-3 2021 METHODS: In the present study molecular docking technique was applied to test binding affinity of ciprofloxacin and levofloxacin-two commercially available fluoroquinolones, to SARS-CoV-2 S-, E- and TMPRSS2 proteins, RNA-dependent RNA polymerase and papain-like protease (PLPRO). Fluoroquinolones 156-172 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 272-277 34052981-0 2021 The application of in silico experimental model in the assessment of ciprofloxacin and levofloxacin interaction with main SARS-CoV-2 targets: S-, E- and TMPRSS2 proteins, RNA-dependent RNA polymerase and papain-like protease (PLpro)-preliminary molecular docking analysis. Levofloxacin 87-99 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 226-231 34052981-6 2021 In the case of TMPRSS2 protein and PLPRO protease the best docked ligand was levofloxacin and in the case of E proteins and RNA-dependent RNA polymerase the best docked ligands were levofloxacin and dexamethasone. Levofloxacin 77-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-40 34052981-3 2021 METHODS: In the present study molecular docking technique was applied to test binding affinity of ciprofloxacin and levofloxacin-two commercially available fluoroquinolones, to SARS-CoV-2 S-, E- and TMPRSS2 proteins, RNA-dependent RNA polymerase and papain-like protease (PLPRO). Ciprofloxacin 98-111 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 272-277 34052981-6 2021 In the case of TMPRSS2 protein and PLPRO protease the best docked ligand was levofloxacin and in the case of E proteins and RNA-dependent RNA polymerase the best docked ligands were levofloxacin and dexamethasone. Dexamethasone 199-212 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-40 34052981-7 2021 Moreover, a molecular dynamics study also reveals that ciprofloxacin and levofloxacin form a stable complex with E- and TMPRSS2 proteins, RNA polymerase and papain-like protease (PLPRO). Ciprofloxacin 55-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 179-184 34052981-7 2021 Moreover, a molecular dynamics study also reveals that ciprofloxacin and levofloxacin form a stable complex with E- and TMPRSS2 proteins, RNA polymerase and papain-like protease (PLPRO). Levofloxacin 73-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 179-184 33890471-0 2021 Rational Engineering of the DNA Walker Amplification Strategy by Using a Au@Ti3C2@PEI-Ru(dcbpy)32+ Nanocomposite Biosensor for Detection of the SARS-CoV-2 RdRp Gene. Gold 73-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 33984267-7 2021 This conundrum is resolved by demonstrating that four HCV protease inhibitor drugs, simeprevir, vaniprevir, paritaprevir, and grazoprevir inhibit the SARS CoV-2 papain-like protease (PLpro). Simeprevir 84-94 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-188 33984267-7 2021 This conundrum is resolved by demonstrating that four HCV protease inhibitor drugs, simeprevir, vaniprevir, paritaprevir, and grazoprevir inhibit the SARS CoV-2 papain-like protease (PLpro). vaniprevir 96-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-188 33984267-7 2021 This conundrum is resolved by demonstrating that four HCV protease inhibitor drugs, simeprevir, vaniprevir, paritaprevir, and grazoprevir inhibit the SARS CoV-2 papain-like protease (PLpro). paritaprevir 108-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-188 33984267-7 2021 This conundrum is resolved by demonstrating that four HCV protease inhibitor drugs, simeprevir, vaniprevir, paritaprevir, and grazoprevir inhibit the SARS CoV-2 papain-like protease (PLpro). grazoprevir 126-137 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-188 33984267-8 2021 HCV drugs that inhibit PLpro synergize with the viral polymerase inhibitor remdesivir to inhibit virus replication, increasing remdesivir"s antiviral activity as much as 10-fold, while those that only inhibit Mpro do not synergize with remdesivir. remdesivir 127-137 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 23-28 33984267-8 2021 HCV drugs that inhibit PLpro synergize with the viral polymerase inhibitor remdesivir to inhibit virus replication, increasing remdesivir"s antiviral activity as much as 10-fold, while those that only inhibit Mpro do not synergize with remdesivir. remdesivir 127-137 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 23-28 33716308-3 2021 The structures of the SARS-CoV-2 and SARS-CoV PLpro in complex with interferon-stimulated gene 15 (ISG15) and lysine 48 (K48)-linked diubiquitin were utilised. Lysine 110-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 46-51 33992054-3 2022 The recent clinical trials on antiviral drugs highlighted some promising compounds such as umifenovir (haemagglutinin-mediated fusion inhibitor), remdesivir (RdRp nucleoside inhibitor), and favipiravir (RdRp Inhibitor). remdesivir 146-156 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 158-162 33992054-3 2022 The recent clinical trials on antiviral drugs highlighted some promising compounds such as umifenovir (haemagglutinin-mediated fusion inhibitor), remdesivir (RdRp nucleoside inhibitor), and favipiravir (RdRp Inhibitor). favipiravir 190-201 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 203-207 33989635-5 2021 Here we studied the effects of the active compound NHC 5"-triphosphate (NHC-TP) against the purified SARS-CoV-2 RdRp complex. nhc 5"-triphosphate 51-70 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 33989635-5 2021 Here we studied the effects of the active compound NHC 5"-triphosphate (NHC-TP) against the purified SARS-CoV-2 RdRp complex. nhc-tp 72-78 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 33961167-6 2022 During docking studies, phytocompounds (ligand) 6-Hydroxyondansetron (A104) have demonstrated strong binding affinity toward receptors Mpro (PDB ID 6LU7) and PLpro (PDB ID 7JRN) with G-score of - 7.274 and - 5.672, respectively, while Quercitrin (A166) also showed strong binding affinity toward ADRP (PDB ID 6W02) with G-score -6.788. 6-Hydroxy Ondansetron 48-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 158-163 33961167-6 2022 During docking studies, phytocompounds (ligand) 6-Hydroxyondansetron (A104) have demonstrated strong binding affinity toward receptors Mpro (PDB ID 6LU7) and PLpro (PDB ID 7JRN) with G-score of - 7.274 and - 5.672, respectively, while Quercitrin (A166) also showed strong binding affinity toward ADRP (PDB ID 6W02) with G-score -6.788. quercitrin 235-245 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 158-163 33961167-8 2022 The ADME-Tox study performed using SwissADMEserver for pharmacokinetics of the selected phytocompounds 6-Hydroxyondansetron (A104) and Quercitrin (A166) demonstrated that 6-Hydroxyondansetron passes all the required drug discovery rules which can potentially inhibit Mpro and PLpro of SARS-CoV-2 without causing toxicity while Quercitrin demonstrated less drug-like properties but also demonstrated as potential inhibitor for ADRP. adme 4-8 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 276-281 33961167-8 2022 The ADME-Tox study performed using SwissADMEserver for pharmacokinetics of the selected phytocompounds 6-Hydroxyondansetron (A104) and Quercitrin (A166) demonstrated that 6-Hydroxyondansetron passes all the required drug discovery rules which can potentially inhibit Mpro and PLpro of SARS-CoV-2 without causing toxicity while Quercitrin demonstrated less drug-like properties but also demonstrated as potential inhibitor for ADRP. 6-Hydroxy Ondansetron 103-123 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 276-281 33961167-8 2022 The ADME-Tox study performed using SwissADMEserver for pharmacokinetics of the selected phytocompounds 6-Hydroxyondansetron (A104) and Quercitrin (A166) demonstrated that 6-Hydroxyondansetron passes all the required drug discovery rules which can potentially inhibit Mpro and PLpro of SARS-CoV-2 without causing toxicity while Quercitrin demonstrated less drug-like properties but also demonstrated as potential inhibitor for ADRP. quercitrin 135-145 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 276-281 33961167-8 2022 The ADME-Tox study performed using SwissADMEserver for pharmacokinetics of the selected phytocompounds 6-Hydroxyondansetron (A104) and Quercitrin (A166) demonstrated that 6-Hydroxyondansetron passes all the required drug discovery rules which can potentially inhibit Mpro and PLpro of SARS-CoV-2 without causing toxicity while Quercitrin demonstrated less drug-like properties but also demonstrated as potential inhibitor for ADRP. 6-Hydroxy Ondansetron 171-191 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 276-281 33961167-8 2022 The ADME-Tox study performed using SwissADMEserver for pharmacokinetics of the selected phytocompounds 6-Hydroxyondansetron (A104) and Quercitrin (A166) demonstrated that 6-Hydroxyondansetron passes all the required drug discovery rules which can potentially inhibit Mpro and PLpro of SARS-CoV-2 without causing toxicity while Quercitrin demonstrated less drug-like properties but also demonstrated as potential inhibitor for ADRP. quercitrin 327-337 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 276-281 34038639-0 2021 Quinoline and Quinazoline Derivatives Inhibit Viral RNA Synthesis by SARS-CoV-2 RdRp. quinoline 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 80-84 34038639-0 2021 Quinoline and Quinazoline Derivatives Inhibit Viral RNA Synthesis by SARS-CoV-2 RdRp. Quinazolines 14-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 80-84 34038639-4 2021 In this study, 101 quinoline and quinazoline derivatives were screened against SARS-CoV-2 RdRp using a cell-based assay. quinoline 19-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-94 34038639-4 2021 In this study, 101 quinoline and quinazoline derivatives were screened against SARS-CoV-2 RdRp using a cell-based assay. Quinazolines 33-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-94 34038639-5 2021 Three compounds I-13e, I-13h, and I-13i exhibit remarkable potency in inhibiting RNA synthesis driven by SARS-CoV-2 RdRp and relatively low cytotoxicity. i-13e 16-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-120 34038639-5 2021 Three compounds I-13e, I-13h, and I-13i exhibit remarkable potency in inhibiting RNA synthesis driven by SARS-CoV-2 RdRp and relatively low cytotoxicity. i-13h 23-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-120 34038639-5 2021 Three compounds I-13e, I-13h, and I-13i exhibit remarkable potency in inhibiting RNA synthesis driven by SARS-CoV-2 RdRp and relatively low cytotoxicity. i-13i 34-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-120 34038639-6 2021 Among these three compounds, I-13e showed the strongest inhibition upon RNA synthesis driven by SARS-CoV-2 RdRp, the resistance to viral exoribonuclease activity and the inhibitory effect on the replication of CoV, thus holding potential of being drug candidate for treatment of SARS-CoV-2. i-13e 29-34 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-111 33972410-2 2021 These modifications are performed by the Nsp10/14 and Nsp10/16 heterodimers using S-adenosylmethionine as the methyl donor. S-Adenosylmethionine 82-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-49 33972410-2 2021 These modifications are performed by the Nsp10/14 and Nsp10/16 heterodimers using S-adenosylmethionine as the methyl donor. S-Adenosylmethionine 82-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-62 33972410-3 2021 Nsp10/16 heterodimer is responsible for the methylation at the ribose 2"-O position of the first nucleotide. Ribose 63-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-8 34008129-8 2022 Caesalpiniaphenol A not only possess a double ring aromatic moiety but also has lowest minimum binding energy, which is at par with the control GRL0617, the only known inhibitor of SARS-CoV2 PLpro. caesalpiniaphenol 0-17 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 191-196 34008129-9 2022 Details of the Molecular Dynamics (MD) simulation and ADMET analysis helped to conclusively determine Caesalpiniaphenol A as potentially an inhibitor of SARS-CoV2 PLpro. caesalpiniaphenol 102-119 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 163-168 33984041-6 2021 Hydrogen bonding, salt-bridge and water mediated interactions supported by MM-GBSA free energy of binding revealed strong binding of cordifolide A and sitoindoside IX to RdRP. Hydrogen 0-8 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 33984041-6 2021 Hydrogen bonding, salt-bridge and water mediated interactions supported by MM-GBSA free energy of binding revealed strong binding of cordifolide A and sitoindoside IX to RdRP. Water 34-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 33984041-6 2021 Hydrogen bonding, salt-bridge and water mediated interactions supported by MM-GBSA free energy of binding revealed strong binding of cordifolide A and sitoindoside IX to RdRP. cordifolide 133-144 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 33984041-6 2021 Hydrogen bonding, salt-bridge and water mediated interactions supported by MM-GBSA free energy of binding revealed strong binding of cordifolide A and sitoindoside IX to RdRP. sitoindoside 151-163 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 33883267-5 2021 The results establish that the single-stranded 3" segment of the product RNA generated by backtracking extrudes through the RdRp nucleoside triphosphate (NTP) entry tunnel, that a mismatched nucleotide at the product RNA 3" end frays and enters the NTP entry tunnel to initiate backtracking, and that nsp13 stimulates RdRp backtracking. [[(2R,3S,4R,5S)-3,4-dihydroxy-5-methyloxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate 129-152 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 124-128 33883267-5 2021 The results establish that the single-stranded 3" segment of the product RNA generated by backtracking extrudes through the RdRp nucleoside triphosphate (NTP) entry tunnel, that a mismatched nucleotide at the product RNA 3" end frays and enters the NTP entry tunnel to initiate backtracking, and that nsp13 stimulates RdRp backtracking. [[(2R,3S,4R,5S)-3,4-dihydroxy-5-methyloxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate 129-152 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 318-322 33883267-5 2021 The results establish that the single-stranded 3" segment of the product RNA generated by backtracking extrudes through the RdRp nucleoside triphosphate (NTP) entry tunnel, that a mismatched nucleotide at the product RNA 3" end frays and enters the NTP entry tunnel to initiate backtracking, and that nsp13 stimulates RdRp backtracking. ntp 154-157 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 124-128 33883267-5 2021 The results establish that the single-stranded 3" segment of the product RNA generated by backtracking extrudes through the RdRp nucleoside triphosphate (NTP) entry tunnel, that a mismatched nucleotide at the product RNA 3" end frays and enters the NTP entry tunnel to initiate backtracking, and that nsp13 stimulates RdRp backtracking. ntp 154-157 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 318-322 33883267-5 2021 The results establish that the single-stranded 3" segment of the product RNA generated by backtracking extrudes through the RdRp nucleoside triphosphate (NTP) entry tunnel, that a mismatched nucleotide at the product RNA 3" end frays and enters the NTP entry tunnel to initiate backtracking, and that nsp13 stimulates RdRp backtracking. ntp 249-252 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 124-128 33890471-0 2021 Rational Engineering of the DNA Walker Amplification Strategy by Using a Au@Ti3C2@PEI-Ru(dcbpy)32+ Nanocomposite Biosensor for Detection of the SARS-CoV-2 RdRp Gene. pei-ru(dcbpy) 82-95 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 33841878-1 2021 Background: Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-COV2) depends on RNA-dependent RNA polymerase (RdRp) enzyme complex for its genomic replications and thus can be inhibited by nucleoside analogues. Nucleosides 192-202 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 113-117 33841878-2 2021 An example is Remdesivir, which is a non-obligate chain terminator of RdRp. remdesivir 14-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 33556871-4 2021 The present article provides an overview of these small-molecule therapeutics based on insights from medicinal chemistry research and focuses on RNA-dependent RNA polymerase (RdRp) inhibitors, such as the nucleoside analogues remdesivir, favipiravir and ribavirin. Nucleosides 205-215 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 33459817-0 2021 Addressing the potential role of curcumin in the prevention of COVID-19 by targeting the Nsp9 replicase protein through molecular docking. Curcumin 33-41 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 33459817-5 2021 The in silico molecular docking of curcumin with the replicase enzyme gave insights into the preventive measures against the virus as curcumin showed multiple interactions with Nsp9 replicase. Curcumin 35-43 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 33459817-5 2021 The in silico molecular docking of curcumin with the replicase enzyme gave insights into the preventive measures against the virus as curcumin showed multiple interactions with Nsp9 replicase. Curcumin 134-142 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 33556871-4 2021 The present article provides an overview of these small-molecule therapeutics based on insights from medicinal chemistry research and focuses on RNA-dependent RNA polymerase (RdRp) inhibitors, such as the nucleoside analogues remdesivir, favipiravir and ribavirin. remdesivir 226-236 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 33556871-4 2021 The present article provides an overview of these small-molecule therapeutics based on insights from medicinal chemistry research and focuses on RNA-dependent RNA polymerase (RdRp) inhibitors, such as the nucleoside analogues remdesivir, favipiravir and ribavirin. favipiravir 238-249 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 33556871-4 2021 The present article provides an overview of these small-molecule therapeutics based on insights from medicinal chemistry research and focuses on RNA-dependent RNA polymerase (RdRp) inhibitors, such as the nucleoside analogues remdesivir, favipiravir and ribavirin. Ribavirin 254-263 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 33561649-8 2021 Finally, the binding affinities of all the compounds were also compared with a reference ligand, remdesivir, against the target protein RdRp. remdesivir 97-107 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 136-140 33760271-11 2021 The molecular docking binding energies of the six index components of Liupao tea with SARS-CoV-2 3CLpro were all less than -5.0 kJ/mol, among them, the enzyme activity experiment shows that EGCG has a certain inhibitory effect on SARS-CoV-2 3CLpro , it can be used as a potential SARS-CoV-2 3CLpro inhibitor. epigallocatechin gallate 190-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-247 33561649-11 2021 In contrast, gingerol has shown strong interactions with spike protein, and RdRp and quercetin with main protease (Mpro) of SARS-CoV-2. gingerol 13-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33760271-11 2021 The molecular docking binding energies of the six index components of Liupao tea with SARS-CoV-2 3CLpro were all less than -5.0 kJ/mol, among them, the enzyme activity experiment shows that EGCG has a certain inhibitory effect on SARS-CoV-2 3CLpro , it can be used as a potential SARS-CoV-2 3CLpro inhibitor. epigallocatechin gallate 190-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-247 33711743-7 2021 RESULTS: The results indicated that idarubicin (IDR), a member of the anthracycline antibiotic family, and fenoterol (FNT), a known beta-2 adrenergic agonist drug, tightly bind to the target enzyme and could be used as potential anti-RdRP inhibitors of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Idarubicin 36-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 234-238 33711743-7 2021 RESULTS: The results indicated that idarubicin (IDR), a member of the anthracycline antibiotic family, and fenoterol (FNT), a known beta-2 adrenergic agonist drug, tightly bind to the target enzyme and could be used as potential anti-RdRP inhibitors of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Anthracyclines 70-83 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 234-238 33711743-7 2021 RESULTS: The results indicated that idarubicin (IDR), a member of the anthracycline antibiotic family, and fenoterol (FNT), a known beta-2 adrenergic agonist drug, tightly bind to the target enzyme and could be used as potential anti-RdRP inhibitors of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Fenoterol 107-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 234-238 33760271-0 2021 Study on the mechanism of active components of Liupao tea on 3CLpro based on HPLC-DAD fingerprint and molecular docking technique. liupao tea 47-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-67 33760271-8 2021 The results of in vitro activity showed that the IC50 of EGCG was 8.84 mumol/L, which could inhibit SARS-CoV-2 3Clpro to a certain extent. epigallocatechin gallate 57-61 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-117 33760271-9 2021 This study unleashed that EGCG has a certain inhibitory effect on SARS-CoV-2 3CLpro , and Liupao tea has a certain significance as a tea drink for the prevention of COVID-19. epigallocatechin gallate 26-30 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-83 33760271-11 2021 The molecular docking binding energies of the six index components of Liupao tea with SARS-CoV-2 3CLpro were all less than -5.0 kJ/mol, among them, the enzyme activity experiment shows that EGCG has a certain inhibitory effect on SARS-CoV-2 3CLpro , it can be used as a potential SARS-CoV-2 3CLpro inhibitor. epigallocatechin gallate 190-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-103 33887223-7 2021 Further computational molecular investigation revealed that Taroxaz-104 molecule strongly inhibits one of the potential active sites of nCoV-RdRp (the one with which GS-443902 molecule mainly interacts), since it interacts with at least seven major active amino acid residues of its predicted pocket. taroxaz 60-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-145 33556646-11 2021 Our findings indicate that hypericin possessed inhibition activity, and both rutin and cyanidin-3-O-glucoside resulted in a concentration-dependent inhibition of the PLpro, with activity in the micromolar range. hypericin 27-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 166-171 33556646-11 2021 Our findings indicate that hypericin possessed inhibition activity, and both rutin and cyanidin-3-O-glucoside resulted in a concentration-dependent inhibition of the PLpro, with activity in the micromolar range. Rutin 77-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 166-171 33556646-11 2021 Our findings indicate that hypericin possessed inhibition activity, and both rutin and cyanidin-3-O-glucoside resulted in a concentration-dependent inhibition of the PLpro, with activity in the micromolar range. cyanidin-3-o-glucoside 87-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 166-171 33948598-0 2021 Allosteric activation of SARS-CoV-2 RdRp by remdesivir triphosphate and other phosphorylated nucleotides. remdesivir 44-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-40 33948598-1 2021 The catalytic subunit of SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), Nsp12, has a unique NiRAN domain that transfers nucleoside monophosphates to the Nsp9 protein. Parathion 93-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-70 33948598-1 2021 The catalytic subunit of SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), Nsp12, has a unique NiRAN domain that transfers nucleoside monophosphates to the Nsp9 protein. Parathion 93-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 154-158 33948598-1 2021 The catalytic subunit of SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), Nsp12, has a unique NiRAN domain that transfers nucleoside monophosphates to the Nsp9 protein. nucleoside monophosphates 121-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-70 33948598-1 2021 The catalytic subunit of SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), Nsp12, has a unique NiRAN domain that transfers nucleoside monophosphates to the Nsp9 protein. nucleoside monophosphates 121-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 154-158 33948598-6 2021 Highlights: Codon-optimization of Nsp12 triggers misfolding and activity lossSlow translation, accessory Nsp7 and Nsp8 subunits, and NTPs rescue Nsp12Non-substrate nucleotides activate RNA chain synthesis, likely via NiRAN domainCrosstalk between two Nsp12 active sites that bind the same ligands. nsp12non 145-153 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 33948598-6 2021 Highlights: Codon-optimization of Nsp12 triggers misfolding and activity lossSlow translation, accessory Nsp7 and Nsp8 subunits, and NTPs rescue Nsp12Non-substrate nucleotides activate RNA chain synthesis, likely via NiRAN domainCrosstalk between two Nsp12 active sites that bind the same ligands. nsp12non 145-153 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33894278-3 2021 However, the cell-free SARS-CoV-2 RdRp biochemical assay requires the conversion of nucleotide prodrugs into the active triphosphate forms, which regularly occurs in cells yet is a complicated multiple-step chemical process in vitro, and thus hinders the utility of this cell-free assay in the rapid discovery of RdRp inhibitors. triphosphoric acid 120-132 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 33894278-3 2021 However, the cell-free SARS-CoV-2 RdRp biochemical assay requires the conversion of nucleotide prodrugs into the active triphosphate forms, which regularly occurs in cells yet is a complicated multiple-step chemical process in vitro, and thus hinders the utility of this cell-free assay in the rapid discovery of RdRp inhibitors. triphosphoric acid 120-132 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 313-317 33894278-6 2021 By testing seven commonly used nucleotide analog viral polymerase inhibitors, Remdesivir, Molnupiravir, Ribavirin, Favipiravir, Penciclovir, Entecavir and Tenofovir, we found that both Molnupiravir and Remdesivir showed the strong inhibition of SARS-CoV-2 RdRp, with EC50 value of 0.22 muM and 0.67 muM, respectively. Tenofovir 155-164 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 256-260 33894278-6 2021 By testing seven commonly used nucleotide analog viral polymerase inhibitors, Remdesivir, Molnupiravir, Ribavirin, Favipiravir, Penciclovir, Entecavir and Tenofovir, we found that both Molnupiravir and Remdesivir showed the strong inhibition of SARS-CoV-2 RdRp, with EC50 value of 0.22 muM and 0.67 muM, respectively. EIDD 2801 185-197 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 256-260 33887223-7 2021 Further computational molecular investigation revealed that Taroxaz-104 molecule strongly inhibits one of the potential active sites of nCoV-RdRp (the one with which GS-443902 molecule mainly interacts), since it interacts with at least seven major active amino acid residues of its predicted pocket. Remdesivir triphosphate 166-175 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-145 33864621-6 2021 Here we discovered four compounds, YM155, cryptotanshinone, tanshinone I and GRL0617 that inhibit SARS-CoV-2 PLpro with IC50 values ranging from 1.39 to 5.63 mumol/L. cryptotanshinone 42-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-114 33864621-6 2021 Here we discovered four compounds, YM155, cryptotanshinone, tanshinone I and GRL0617 that inhibit SARS-CoV-2 PLpro with IC50 values ranging from 1.39 to 5.63 mumol/L. tanshinone 48-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-114 33898520-0 2021 Structure-Based Virtual Screening to Identify Novel Potential Compound as an Alternative to Remdesivir to Overcome the RdRp Protein Mutations in SARS-CoV-2. remdesivir 92-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 33898520-8 2021 In this study, we aimed to determine the potency of lead compounds similar to Remdesivir, which can be used as an alternative when variants of SARS-CoV-2 develop resistance due to RdRp mutations. remdesivir 78-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 180-184 33898520-11 2021 These seven compounds were further analyzed for their molecular interactions, which revealed that all seven compounds interacted with RdRp with higher affinity than Remdesivir under native conditions. remdesivir 165-175 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 134-138 33842191-8 2021 These studies suggested that bromocriptine can be the best candidate for TMPRSS2, Main protease, and RdRp protein. Bromocriptine 29-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 101-105 33842675-6 2021 All the phytochemicals follow Lipinski"s rule of five and molecular docking result shows best binding affinity of Podofilox - 7.54 kcal/mol with ACE2, Psoralidin - 8.04 kcal/mol with Furin, Ursolic acid - 8.88 kcal/mol with 3CLpro and Epiafzelechin - 8.26 kcal/mol with RdRp. Podophyllotoxin 114-123 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 270-274 33159807-0 2021 1H, 13C, and 15N backbone chemical shift assignments of coronavirus-2 non-structural protein Nsp10. Hydrogen 0-2 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 93-98 33842675-6 2021 All the phytochemicals follow Lipinski"s rule of five and molecular docking result shows best binding affinity of Podofilox - 7.54 kcal/mol with ACE2, Psoralidin - 8.04 kcal/mol with Furin, Ursolic acid - 8.88 kcal/mol with 3CLpro and Epiafzelechin - 8.26 kcal/mol with RdRp. psoralidin 151-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 270-274 33842675-8 2021 Also blocking viral proteins 3CLpro and RdRp with Ursolic acid and Epiafzelechin may prevent viral replication or transcription. ursolic acid 50-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 40-44 33842675-8 2021 Also blocking viral proteins 3CLpro and RdRp with Ursolic acid and Epiafzelechin may prevent viral replication or transcription. epiafzelechin 67-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 40-44 33219414-8 2021 We here report the near-complete NMR backbone and sidechain resonance assignment (1H,13C,15N) of isolated nsp7 from SARS-CoV-2 in solution. Hydrogen 82-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 33159807-0 2021 1H, 13C, and 15N backbone chemical shift assignments of coronavirus-2 non-structural protein Nsp10. 15n 13-16 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 93-98 33219414-8 2021 We here report the near-complete NMR backbone and sidechain resonance assignment (1H,13C,15N) of isolated nsp7 from SARS-CoV-2 in solution. Carbon-13 85-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 33655751-2 2021 Nucleoside analogs such as Remdesivir and beta-d-N4-hydroxycytidine are antiviral candidates and may function as chain terminators or induce viral mutations, thus impairing RdRp function. Nucleosides 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 33219414-8 2021 We here report the near-complete NMR backbone and sidechain resonance assignment (1H,13C,15N) of isolated nsp7 from SARS-CoV-2 in solution. 15n 89-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 33392924-2 2021 To capture insights into the dynamics of the protein"s backbone in solution and accelerate the identification and mapping of ligand-binding surfaces through chemical shift perturbation studies, the backbone 1H, 13C, and 15N NMR chemical shifts for Nsp9 have been extensively assigned. Hydrogen 207-209 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 248-252 33392924-2 2021 To capture insights into the dynamics of the protein"s backbone in solution and accelerate the identification and mapping of ligand-binding surfaces through chemical shift perturbation studies, the backbone 1H, 13C, and 15N NMR chemical shifts for Nsp9 have been extensively assigned. 15n 220-223 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 248-252 33392924-4 2021 A major feature of the assignments was the "missing" amide resonances for N96-L106 in the 1H-15N HSQC spectrum, a region that comprises almost the complete C-terminal alpha-helix that forms a major part of the homodimer interface in the crystal structure of SARS-CoV-2 Nsp9, suggesting this region either undergoes intermediate motion in the ms to mus timescale and/or is heterogenous. n96 74-77 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 269-273 33392924-4 2021 A major feature of the assignments was the "missing" amide resonances for N96-L106 in the 1H-15N HSQC spectrum, a region that comprises almost the complete C-terminal alpha-helix that forms a major part of the homodimer interface in the crystal structure of SARS-CoV-2 Nsp9, suggesting this region either undergoes intermediate motion in the ms to mus timescale and/or is heterogenous. Ketoisophorone 78-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 269-273 33392924-4 2021 A major feature of the assignments was the "missing" amide resonances for N96-L106 in the 1H-15N HSQC spectrum, a region that comprises almost the complete C-terminal alpha-helix that forms a major part of the homodimer interface in the crystal structure of SARS-CoV-2 Nsp9, suggesting this region either undergoes intermediate motion in the ms to mus timescale and/or is heterogenous. Hydrogen 90-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 269-273 33662683-8 2021 For instance, three drugs Benserazide, Dobutamine and Masoprocol showed a superior consensus enrichment against the PLpro conformations. Benserazide 26-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-121 33662683-8 2021 For instance, three drugs Benserazide, Dobutamine and Masoprocol showed a superior consensus enrichment against the PLpro conformations. Dobutamine 39-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-121 33662683-8 2021 For instance, three drugs Benserazide, Dobutamine and Masoprocol showed a superior consensus enrichment against the PLpro conformations. Masoprocol 54-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-121 33662683-9 2021 Further MD simulations for these drugs complexed with PLpro suggested the superior stability and binding of dobutamine and masoprocol inside the binding site compared to Benserazide. Dobutamine 108-118 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-59 33662683-9 2021 Further MD simulations for these drugs complexed with PLpro suggested the superior stability and binding of dobutamine and masoprocol inside the binding site compared to Benserazide. Masoprocol 123-133 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-59 33662683-9 2021 Further MD simulations for these drugs complexed with PLpro suggested the superior stability and binding of dobutamine and masoprocol inside the binding site compared to Benserazide. Benserazide 170-181 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-59 33607929-6 2021 Critical Issues: Combining H2S physiology and currently available knowledge of COVID-19, H2S is hypothesized to target three main vulnerabilities of SARS-CoV-2: 1) cell entry through interfering with functional host receptors, 2) viral replication through acting on RNA-dependent RNA-polymerase (RdRp), and 3) the escalation of inflammation to a potentially lethal hyperinflammatory cytokine storm (TLR4 pathway and NLRP3 inflammasome). Deuterium 27-30 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 296-300 33607929-6 2021 Critical Issues: Combining H2S physiology and currently available knowledge of COVID-19, H2S is hypothesized to target three main vulnerabilities of SARS-CoV-2: 1) cell entry through interfering with functional host receptors, 2) viral replication through acting on RNA-dependent RNA-polymerase (RdRp), and 3) the escalation of inflammation to a potentially lethal hyperinflammatory cytokine storm (TLR4 pathway and NLRP3 inflammasome). Deuterium 89-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 296-300 33757133-6 2021 RESULTS: We found a total of 32 studies, out of which only 14 were relevant and were included in our review.Molecular computational studies showed that famotidine selectively acts on viral replication proteases papain-like protease (PLpro) and 3-chymotrypsin-like protease (3CLpro). Famotidine 152-162 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 233-238 33655751-2 2021 Nucleoside analogs such as Remdesivir and beta-d-N4-hydroxycytidine are antiviral candidates and may function as chain terminators or induce viral mutations, thus impairing RdRp function. remdesivir 27-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 33655751-2 2021 Nucleoside analogs such as Remdesivir and beta-d-N4-hydroxycytidine are antiviral candidates and may function as chain terminators or induce viral mutations, thus impairing RdRp function. N(4)-hydroxycytidine 42-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 33655751-3 2021 Recently disclosed Cryo-EM structures of apo, RNA-bound, and inhibitor-bound SARS-CoV-2 RdRp provided insight into the inhibitor-bound structure by capturing the enzyme with its reaction product: Remdesivir covalently bound to the RNA primer strand. remdesivir 196-206 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-92 33655751-4 2021 To gain a structural understanding of the binding of this and several other nucleoside analogs in the precatalytic state, molecular models were developed that predict the noncovalent interactions to a complex of SARS-CoV-2 RdRp, RNA, and catalytic metal cations. Nucleosides 76-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 223-227 33518774-2 2021 The results of the present investigation show that ellagic acid and apigenin possess the highest binding affinities of -7.1 and -6.5 Kcal.mol-1against nsp9 and -6.9 and -7.1 Kcal.mol-1 against nsp10, respectively. Ellagic Acid 51-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 151-173 33734021-8 2021 The ARVs predicted to bind the catalytic site of the RdRp included Nucleoside Reverse Transcriptase Inhibitors, abacavir, emtricitabine, zidovudine, and tenofovir. abacavir 112-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 33734021-8 2021 The ARVs predicted to bind the catalytic site of the RdRp included Nucleoside Reverse Transcriptase Inhibitors, abacavir, emtricitabine, zidovudine, and tenofovir. Emtricitabine 122-135 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 33734021-8 2021 The ARVs predicted to bind the catalytic site of the RdRp included Nucleoside Reverse Transcriptase Inhibitors, abacavir, emtricitabine, zidovudine, and tenofovir. Zidovudine 137-147 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 33734021-8 2021 The ARVs predicted to bind the catalytic site of the RdRp included Nucleoside Reverse Transcriptase Inhibitors, abacavir, emtricitabine, zidovudine, and tenofovir. Tenofovir 153-162 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 33518774-2 2021 The results of the present investigation show that ellagic acid and apigenin possess the highest binding affinities of -7.1 and -6.5 Kcal.mol-1against nsp9 and -6.9 and -7.1 Kcal.mol-1 against nsp10, respectively. Ellagic Acid 51-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 193-198 33518774-2 2021 The results of the present investigation show that ellagic acid and apigenin possess the highest binding affinities of -7.1 and -6.5 Kcal.mol-1against nsp9 and -6.9 and -7.1 Kcal.mol-1 against nsp10, respectively. Apigenin 68-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 151-173 33518774-2 2021 The results of the present investigation show that ellagic acid and apigenin possess the highest binding affinities of -7.1 and -6.5 Kcal.mol-1against nsp9 and -6.9 and -7.1 Kcal.mol-1 against nsp10, respectively. Apigenin 68-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 193-198 33758867-8 2021 The SARS-CoV-2 genome is replicated and transcribed by its RNA-dependent RNA polymerase (RdRp), which is the target for antivirals such as remdesivir. remdesivir 139-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 33688867-3 2021 It supersedes other NTP analogues because it not only terminates the polymerization activity of RNA-dependent RNA polymerase (RdRp), but also inhibits the proofreading activity of intrinsic exoribonuclease (ExoN). ntp 20-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 33688867-4 2021 Even though the static structure of Remdesivir binding to RdRp has been solved and biochemical experiments have suggested it to be a "delayed chain terminator", the underlying molecular mechanisms is not fully understood. remdesivir 36-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 58-62 33688867-6 2021 We found that when Remdesivir locates at an upstream site in RdRp, the 1"-cyano group experiences electrostatic interactions with a salt bridge (Asp865-Lys593), which subsequently halts translocation. remdesivir 19-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-65 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. theaflavin-3,3'-digallate 38-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-168 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. theaflavin-3,3'-digallate 38-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-191 33694010-9 2021 PAMAM-functionalized SiQDs were used as a versatile electrochemical platform for the SARS-CoV-2 RdRP detection based on a signal off sensing strategy. pamam 0-5 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 96-100 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. theaflavin-3,3'-digallate 66-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-168 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. theaflavin-3,3'-digallate 66-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-191 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. procyanidin B2 72-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-168 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. procyanidin B2 72-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-191 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. Theaflavin 3-gallate 91-111 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-168 33715595-5 2021 Among the 70 tea bioactives screened, theaflavin 3,3"-di-gallate (TF3), Procyanidin B2 and Theaflavin 3-gallate (TF2a) exhibited highest binding affinities towards RdRp, 3CLpro/Mpro and PLpro targets of SARS-CoV-2 with low docking scores of -14.92, -11.68 and -10.90 kcal/mol, respectively. Theaflavin 3-gallate 91-111 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-191 33682633-3 2021 Extensive docking and molecular dynamics study describing the binding of natural nucleotides (NTPs) and its analogues leading to significant structural variation in the RdRP has been presented here. ntps 94-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 169-173 33682633-4 2021 RdRP simulations in its apo, NTP-bound, and analogue-bound form have been performed. ntp 29-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-4 33041371-5 2021 Among them, desacetylgedunin (DCG) found in Neem seed showed the highest binding affinity towards PLpro. desacetylgedunin 12-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-103 33686143-4 2021 While a prospective, multi-center clinical study is ongoing, two parallel in silico studies have proposed one of the two SARS-CoV-2 proteases, 3CLpro or PLpro, as potential molecular targets of famotidine activity; however, this remains to be experimentally validated. Famotidine 194-204 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-158 33675510-6 2022 In this study, naphthyl derivatives inhibiting PLpro enzyme were subjected to robust molecular modelling approaches to understand different structural fingerprints important for the inhibition. naphthyl 15-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-52 33675510-7 2022 Here, we cover two main aspects such as (a) exploration of naphthyl derivatives by classification QSAR analyses to find important fingerprints that module the SARS-CoV PLpro inhibition and (b) implications of naphthyl derivatives against SARS-CoV-2 PLpro enzyme through detailed ligand-receptor interaction analysis. naphthyl 59-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 168-173 33675510-7 2022 Here, we cover two main aspects such as (a) exploration of naphthyl derivatives by classification QSAR analyses to find important fingerprints that module the SARS-CoV PLpro inhibition and (b) implications of naphthyl derivatives against SARS-CoV-2 PLpro enzyme through detailed ligand-receptor interaction analysis. naphthyl 59-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 249-254 33041371-5 2021 Among them, desacetylgedunin (DCG) found in Neem seed showed the highest binding affinity towards PLpro. dcg 30-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-103 33041371-6 2021 Furthermore, MD-simulation studies supported by standard analysis (e.g. root mean square deviation and fluctuation (RMSD, RMSF), radius of gyration, solvent accessible surface area (SASA)) showed large impact on the structure of PLpro by DCG. dcg 238-241 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 229-234 33041371-7 2021 We believe that the significant effect of DCG on PLpro may help in therapeutic efforts against SARS-CoV-2. dcg 42-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 49-54 33755983-7 2021 Furthermore, we evidenced the ability of remdesivir, tenofovir, emtricitabine, and lamivudine to be incorporated in SARS-CoV-2 RdRp in the same protein pocket where poses the corresponding natural nucleoside substrates with comparable Ki and activating similar interactions. remdesivir 41-51 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 33755983-7 2021 Furthermore, we evidenced the ability of remdesivir, tenofovir, emtricitabine, and lamivudine to be incorporated in SARS-CoV-2 RdRp in the same protein pocket where poses the corresponding natural nucleoside substrates with comparable Ki and activating similar interactions. Tenofovir 53-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 33755983-7 2021 Furthermore, we evidenced the ability of remdesivir, tenofovir, emtricitabine, and lamivudine to be incorporated in SARS-CoV-2 RdRp in the same protein pocket where poses the corresponding natural nucleoside substrates with comparable Ki and activating similar interactions. Emtricitabine 64-77 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 33755983-7 2021 Furthermore, we evidenced the ability of remdesivir, tenofovir, emtricitabine, and lamivudine to be incorporated in SARS-CoV-2 RdRp in the same protein pocket where poses the corresponding natural nucleoside substrates with comparable Ki and activating similar interactions. Lamivudine 83-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 33755983-7 2021 Furthermore, we evidenced the ability of remdesivir, tenofovir, emtricitabine, and lamivudine to be incorporated in SARS-CoV-2 RdRp in the same protein pocket where poses the corresponding natural nucleoside substrates with comparable Ki and activating similar interactions. Nucleosides 197-207 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 32902889-5 2021 In comparison with SARS-CoV PLpro , in SARS-CoV-2, the PLpro had a conserved catalytic triad of C111, H278 and D293, with a slightly lower number of polar interface residues and of hydrogen bonds, a higher number of buried interface sizes and a lower number of residues that interact with ubiquitin and PLpro . h278 102-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-60 33693066-7 2021 In this study, we have screened a library of compounds, containing approved RdRp inhibitor drugs that were or in use to treat other viruses (favipiravir, sofosbuvir, ribavirin, lopinavir, tenofovir, ritonavir, galidesivir and remdesivir) and their structural analogues, in order to identify potential inhibitors of SARS-CoV-2 RdRp. favipiravir 141-152 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33693066-7 2021 In this study, we have screened a library of compounds, containing approved RdRp inhibitor drugs that were or in use to treat other viruses (favipiravir, sofosbuvir, ribavirin, lopinavir, tenofovir, ritonavir, galidesivir and remdesivir) and their structural analogues, in order to identify potential inhibitors of SARS-CoV-2 RdRp. Sofosbuvir 154-164 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33693066-7 2021 In this study, we have screened a library of compounds, containing approved RdRp inhibitor drugs that were or in use to treat other viruses (favipiravir, sofosbuvir, ribavirin, lopinavir, tenofovir, ritonavir, galidesivir and remdesivir) and their structural analogues, in order to identify potential inhibitors of SARS-CoV-2 RdRp. galidesivir 210-221 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33693066-7 2021 In this study, we have screened a library of compounds, containing approved RdRp inhibitor drugs that were or in use to treat other viruses (favipiravir, sofosbuvir, ribavirin, lopinavir, tenofovir, ritonavir, galidesivir and remdesivir) and their structural analogues, in order to identify potential inhibitors of SARS-CoV-2 RdRp. remdesivir 226-236 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33531790-10 2021 The bioinformatic analysis revealed a higher binding efficiency of CPT and its derivatives, toptecan and irinotecan against Mpro and RdRp. toptecan 92-100 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 133-137 32902889-5 2021 In comparison with SARS-CoV PLpro , in SARS-CoV-2, the PLpro had a conserved catalytic triad of C111, H278 and D293, with a slightly lower number of polar interface residues and of hydrogen bonds, a higher number of buried interface sizes and a lower number of residues that interact with ubiquitin and PLpro . h278 102-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-60 33531790-10 2021 The bioinformatic analysis revealed a higher binding efficiency of CPT and its derivatives, toptecan and irinotecan against Mpro and RdRp. Irinotecan 105-115 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 133-137 32902889-5 2021 In comparison with SARS-CoV PLpro , in SARS-CoV-2, the PLpro had a conserved catalytic triad of C111, H278 and D293, with a slightly lower number of polar interface residues and of hydrogen bonds, a higher number of buried interface sizes and a lower number of residues that interact with ubiquitin and PLpro . Hydrogen 181-189 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-60 32902889-5 2021 In comparison with SARS-CoV PLpro , in SARS-CoV-2, the PLpro had a conserved catalytic triad of C111, H278 and D293, with a slightly lower number of polar interface residues and of hydrogen bonds, a higher number of buried interface sizes and a lower number of residues that interact with ubiquitin and PLpro . Hydrogen 181-189 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-60 33034398-5 2021 Quercetin inhibits 3CLpro and PLpro with a docking binding energy corresponding to -6.25 and -4.62 kcal/mol, respectively. Quercetin 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 30-35 33640032-2 2021 RESULTS: We herein identified two natural products, ginkgolic acid and anacardic acid, as inhibitors using a high-throughput screen targeting the SARS-CoV-2 papain-like protease (PLpro). ginkgolic acid 52-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 179-184 33640032-2 2021 RESULTS: We herein identified two natural products, ginkgolic acid and anacardic acid, as inhibitors using a high-throughput screen targeting the SARS-CoV-2 papain-like protease (PLpro). anacardic acid 71-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 179-184 33615998-7 2021 Some of these compounds gave better K i, binding energy and logP values when compared to standard RdRp inhibitors, such as remdesivir (REM) (K i = 15.61 muM, logP = 2.2; binding energy = -6.95), a clinically approved RdRp inhibitor and nine other RdRp inhibitors. remdesivir 123-133 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-102 33421473-6 2021 In-silico screening, molecular mechanics, molecular dynamics simulation (MDS) analysis suggest ribavirin, and remdesivir have good interaction with the binding site of the RdRp protein as compared to other antiviral investigated. Ribavirin 95-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 172-176 33421473-6 2021 In-silico screening, molecular mechanics, molecular dynamics simulation (MDS) analysis suggest ribavirin, and remdesivir have good interaction with the binding site of the RdRp protein as compared to other antiviral investigated. remdesivir 110-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 172-176 33716752-7 2021 Tellimagrandin I, SaikosaponinB2, Hesperidin and (-)-Epigallocatechin Gallate were the most prominent ones that showed strong binding affinity toward RdRp. tellimagrandin I 0-16 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 33716752-7 2021 Tellimagrandin I, SaikosaponinB2, Hesperidin and (-)-Epigallocatechin Gallate were the most prominent ones that showed strong binding affinity toward RdRp. saikosaponin D 18-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 33716752-7 2021 Tellimagrandin I, SaikosaponinB2, Hesperidin and (-)-Epigallocatechin Gallate were the most prominent ones that showed strong binding affinity toward RdRp. Hesperidin 34-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 33716752-7 2021 Tellimagrandin I, SaikosaponinB2, Hesperidin and (-)-Epigallocatechin Gallate were the most prominent ones that showed strong binding affinity toward RdRp. epigallocatechin gallate 49-77 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 33671652-4 2021 Peptides of five to six amino acids with a basic amnio acid in the head, acidic amnio acid in the neck, hydrophobicity group in the middle, and basic amino acids in the tail showed higher binding to COVID-19 virus main protease (Mpro), while those with basic amino acids and acidic amino acids in the two sides and aromatic amino acids in the middle might have stronger interaction with COVID-19 virus RNA-dependent RNA polymerase (RdRp). Amino Acids, Basic 144-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 432-436 33615998-7 2021 Some of these compounds gave better K i, binding energy and logP values when compared to standard RdRp inhibitors, such as remdesivir (REM) (K i = 15.61 muM, logP = 2.2; binding energy = -6.95), a clinically approved RdRp inhibitor and nine other RdRp inhibitors. remdesivir 123-133 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 217-221 33615998-7 2021 Some of these compounds gave better K i, binding energy and logP values when compared to standard RdRp inhibitors, such as remdesivir (REM) (K i = 15.61 muM, logP = 2.2; binding energy = -6.95), a clinically approved RdRp inhibitor and nine other RdRp inhibitors. remdesivir 123-133 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 217-221 33615998-7 2021 Some of these compounds gave better K i, binding energy and logP values when compared to standard RdRp inhibitors, such as remdesivir (REM) (K i = 15.61 muM, logP = 2.2; binding energy = -6.95), a clinically approved RdRp inhibitor and nine other RdRp inhibitors. remdesivir 135-138 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-102 33615998-7 2021 Some of these compounds gave better K i, binding energy and logP values when compared to standard RdRp inhibitors, such as remdesivir (REM) (K i = 15.61 muM, logP = 2.2; binding energy = -6.95), a clinically approved RdRp inhibitor and nine other RdRp inhibitors. remdesivir 135-138 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 217-221 33615998-7 2021 Some of these compounds gave better K i, binding energy and logP values when compared to standard RdRp inhibitors, such as remdesivir (REM) (K i = 15.61 muM, logP = 2.2; binding energy = -6.95), a clinically approved RdRp inhibitor and nine other RdRp inhibitors. remdesivir 135-138 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 217-221 33615998-9 2021 Molecular dynamics simulations (MDSs) showed that the selected RdRp-IBD complexes were highly stable compared to the native RdRp and RdRp-REM complex during 100 ns time periods. remdesivir 138-141 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 63-67 33565387-3 2021 Here, the mechanisms of the inhibition of the RNA-dependent RNA polymerase (RdRp), responsible for the replication of the virus in host cells, are examined by different ligands, such as Remdesivir (RDV), Remdesivir monophosphate (RMP), and several artificially expanded genetic information systems (AEGISs) including their different sequences by employing molecular docking, MD simulations, and MM/GBSA techniques. remdesivir 186-196 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33599180-7 2021 Tegobuvir (19) and compound 45 showed the best binding affinity toward RdRp and 3Clpro of SARS-CoV-2 in silico, respectively. tegobuvir 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 71-75 33599180-8 2021 Tegobuvir -previously applied for hepatitis C virus- formed highly stable complex with uncommon binding pocket of RdRp (E total: -707.91 Kcal/mol) in silico. tegobuvir 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33526596-2 2021 Here we report the structure of favipiravir ribonucleoside triphosphate (favipiravir-RTP) in complex with the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) bound to a template:primer RNA duplex, determined by electron cryomicroscopy (cryoEM) to a resolution of 2.5 A. favipiravir ribonucleoside triphosphate 32-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 151-155 33526596-2 2021 Here we report the structure of favipiravir ribonucleoside triphosphate (favipiravir-RTP) in complex with the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) bound to a template:primer RNA duplex, determined by electron cryomicroscopy (cryoEM) to a resolution of 2.5 A. UNII-F0JG9C0OQD 73-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 151-155 33565387-3 2021 Here, the mechanisms of the inhibition of the RNA-dependent RNA polymerase (RdRp), responsible for the replication of the virus in host cells, are examined by different ligands, such as Remdesivir (RDV), Remdesivir monophosphate (RMP), and several artificially expanded genetic information systems (AEGISs) including their different sequences by employing molecular docking, MD simulations, and MM/GBSA techniques. remdesivir 198-201 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33565387-3 2021 Here, the mechanisms of the inhibition of the RNA-dependent RNA polymerase (RdRp), responsible for the replication of the virus in host cells, are examined by different ligands, such as Remdesivir (RDV), Remdesivir monophosphate (RMP), and several artificially expanded genetic information systems (AEGISs) including their different sequences by employing molecular docking, MD simulations, and MM/GBSA techniques. remdesivir 204-214 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33565387-3 2021 Here, the mechanisms of the inhibition of the RNA-dependent RNA polymerase (RdRp), responsible for the replication of the virus in host cells, are examined by different ligands, such as Remdesivir (RDV), Remdesivir monophosphate (RMP), and several artificially expanded genetic information systems (AEGISs) including their different sequences by employing molecular docking, MD simulations, and MM/GBSA techniques. monophosphate 215-228 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33565387-3 2021 Here, the mechanisms of the inhibition of the RNA-dependent RNA polymerase (RdRp), responsible for the replication of the virus in host cells, are examined by different ligands, such as Remdesivir (RDV), Remdesivir monophosphate (RMP), and several artificially expanded genetic information systems (AEGISs) including their different sequences by employing molecular docking, MD simulations, and MM/GBSA techniques. rmp 230-233 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 33565387-4 2021 It is found that the binding of RDV to RdRp may block the RNA binding site. remdesivir 32-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 39-43 33565387-8 2021 It is shown that dPdZ, a two-nucleotide sequence containing P and Z would bind to RdRp very strongly and may occupy the positions of two nucleotides in the RNA strand, thereby denying access of the substrate-binding site to the viral RNA. dpdz 17-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 33472860-2 2021 Previously, self-GMPylation/UMPylation activities were reported for an arterivirus NiRAN-RdRp nsp and suggested to generate a transient state primed for transferring nucleoside monophosphate (NMP) to (currently unknown) viral and/or cellular biopolymers. nucleoside monophosphate 166-190 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 33472860-2 2021 Previously, self-GMPylation/UMPylation activities were reported for an arterivirus NiRAN-RdRp nsp and suggested to generate a transient state primed for transferring nucleoside monophosphate (NMP) to (currently unknown) viral and/or cellular biopolymers. N-methylpyrrolidone 192-195 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Manganese(2+) 142-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-136 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Manganese(2+) 142-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 236-240 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Manganese(2+) 142-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 305-309 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Manganese(2+) 142-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 305-309 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. phosphoramidic acid 254-269 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-136 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. phosphoramidic acid 254-269 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 236-240 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. phosphoramidic acid 254-269 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 305-309 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. phosphoramidic acid 254-269 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 305-309 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Amines 292-297 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-136 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Amines 292-297 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 236-240 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Amines 292-297 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 305-309 33472860-3 2021 Here, we show that the coronavirus (human coronavirus [HCoV]-229E and severe acute respiratory syndrome coronavirus 2) nsp12 (NiRAN-RdRp) has Mn2+-dependent NMPylation activity that catalyzes the transfer of a single NMP to the cognate nsp9 by forming a phosphoramidate bond with the primary amine at the nsp9 N terminus (N3825) following Mpro-mediated proteolytic release of nsp9 from N-terminally flanking nsps. Amines 292-297 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 305-309 33472860-5 2021 Mutational studies using recombinant coronavirus nsp9 and nsp12 proteins and genetically engineered HCoV-229E mutants identified residues essential for NiRAN-mediated nsp9 NMPylation and virus replication in cell culture. Parathion 152-157 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 49-53 33472860-5 2021 Mutational studies using recombinant coronavirus nsp9 and nsp12 proteins and genetically engineered HCoV-229E mutants identified residues essential for NiRAN-mediated nsp9 NMPylation and virus replication in cell culture. Parathion 152-157 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 167-171 33472860-6 2021 The data corroborate predictions on NiRAN active-site residues and establish an essential role for the nsp9 N3826 residue in both nsp9 NMPylation in vitro and virus replication. n3826 108-113 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 103-107 33472860-6 2021 The data corroborate predictions on NiRAN active-site residues and establish an essential role for the nsp9 N3826 residue in both nsp9 NMPylation in vitro and virus replication. n3826 108-113 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-134 33309661-5 2021 A model of the SARS-CoV-2-nsp10-nsp14 complex bound to substrate RNA showed that the ritonavir binding site overlaps with that of the 3" nucleotide of substrate RNA. Ritonavir 85-94 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 26-31 33260103-0 2021 Mechanistic insight on the remdesivir binding to RNA-Dependent RNA polymerase (RdRp) of SARS-cov-2. remdesivir 27-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-83 33260103-2 2021 Remdesivir (RDV) is clinically used drug which targets RdRp, however its mechanism of action remains elusive. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-59 33260103-2 2021 Remdesivir (RDV) is clinically used drug which targets RdRp, however its mechanism of action remains elusive. remdesivir 12-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-59 33260103-3 2021 This study aims to find out the binding dynamics of active Remdesivir-triphosphate (RDV-TP) to RdRp by means of molecular dynamics (MD) simulation. remdesivir 59-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 95-99 33260103-3 2021 This study aims to find out the binding dynamics of active Remdesivir-triphosphate (RDV-TP) to RdRp by means of molecular dynamics (MD) simulation. remdesivir 84-87 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 95-99 33260103-4 2021 We built a homology model of RdRp along with RNA and manganese ion using RdRp hepatitis C virus and recent SARS-CoV-2 structures. Manganese 53-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 33260103-6 2021 We then employed the model to study the binding of RDV-TP to RdRp during three independent 500 ns MD simulations. remdesivir 51-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-65 33281478-2 2021 The recent elucidation of the experimental structure of SARS-CoV-2 RdRp enzyme complexed with triphosphate form of Remdesivir (RTP) has opened an avenue for structure-based identification of potent inhibitors. remdesivir 115-125 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 67-71 33412235-7 2021 On comparison with the known SARS-CoV-2 protease inhibitor -lopinavir and RdRp inhibitor -remdesivir, apigenin-o-7-glucuronide was found to be a phenomenal inhibitor of both protease and polymerase, as it strongly interacts with their active sites and exhibited remarkably high binding affinity. apigenin-o-7-glucuronide 102-126 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 74-78 33281478-0 2021 The potential of Paritaprevir and Emetine as inhibitors of SARS-CoV-2 RdRp. paritaprevir 17-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 33281478-0 2021 The potential of Paritaprevir and Emetine as inhibitors of SARS-CoV-2 RdRp. Emetine 34-41 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 33281478-2 2021 The recent elucidation of the experimental structure of SARS-CoV-2 RdRp enzyme complexed with triphosphate form of Remdesivir (RTP) has opened an avenue for structure-based identification of potent inhibitors. triphosphoric acid 94-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 67-71 33387885-7 2021 The formation of two strong hydrogen bonds between N-(4[(2E)-3-(phenyl)-1-(phenyl)-prop-2-en-1-one]) acetamide (PAAB) and the NSP16-NSP10 heterodimer methyltransferase was also noted. n-(4[(2e)-3-(phenyl)-1-(phenyl)-prop-2-en-1-one]) acetamide 51-110 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-137 32943188-3 2021 Remdesivir targets the RNA-dependent RNA polymerase (RdRp), an essential enzyme for viral RNA replication and a promising drug target for COVID-19. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 32943188-4 2021 Recently, several structures of RdRp in complex with substrate RNA and remdesivir were reported, providing insights into the mechanisms of RNA recognition by RdRp. remdesivir 71-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 32-36 32943188-4 2021 Recently, several structures of RdRp in complex with substrate RNA and remdesivir were reported, providing insights into the mechanisms of RNA recognition by RdRp. remdesivir 71-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 158-162 33492492-5 2021 In this current study, 16 derivatives of gallic acid were docked against five selected non-structural proteins of SARS-COV-2 known to be a good target for finding small molecule inhibitors against the virus, namely, nsp3, nsp5, nsp12, nsp13, and nsp14. Gallic Acid 41-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 216-220 33492492-8 2021 RESULTS: 4-O-(6-galloylglucoside) gave binding energy values of - 8.4, - 6.8, - 8.9, - 9.1, and - 7.5 kcal/mol against Mpro, nsp3, nsp12, nsp13, and nsp15 respectively. 4-o-(6-galloylglucoside 9-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 125-129 33387885-7 2021 The formation of two strong hydrogen bonds between N-(4[(2E)-3-(phenyl)-1-(phenyl)-prop-2-en-1-one]) acetamide (PAAB) and the NSP16-NSP10 heterodimer methyltransferase was also noted. Hydrogen 28-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-137 33491569-2 2021 In this report, a computational study is performed to offer insights on the binding of Remdesivir and Galidesivir with SARS-CoV2 RdRp with natural substrate, ATP, as the control. remdesivir 87-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-133 33491569-2 2021 In this report, a computational study is performed to offer insights on the binding of Remdesivir and Galidesivir with SARS-CoV2 RdRp with natural substrate, ATP, as the control. Adenosine Triphosphate 158-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-133 33491569-4 2021 ATP also displayed comparative and strong binding free energy of -6.3 kcal/mole in the catalytic site of RdRp. Adenosine Triphosphate 0-3 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 33491569-9 2021 Remdesivir also binds at the catalytic site and showed high potency to inhibit the function of RdRp. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 95-99 33491569-10 2021 Binding of co-factor units nsp7 and nsp8 with RdRp (nsp12) complexed with Remdesivir and Galidesivir was also examined. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 27-31 33491569-10 2021 Binding of co-factor units nsp7 and nsp8 with RdRp (nsp12) complexed with Remdesivir and Galidesivir was also examined. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-40 33491569-10 2021 Binding of co-factor units nsp7 and nsp8 with RdRp (nsp12) complexed with Remdesivir and Galidesivir was also examined. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 46-50 33491569-10 2021 Binding of co-factor units nsp7 and nsp8 with RdRp (nsp12) complexed with Remdesivir and Galidesivir was also examined. galidesivir 89-100 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 27-31 33491569-10 2021 Binding of co-factor units nsp7 and nsp8 with RdRp (nsp12) complexed with Remdesivir and Galidesivir was also examined. galidesivir 89-100 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-40 33491569-10 2021 Binding of co-factor units nsp7 and nsp8 with RdRp (nsp12) complexed with Remdesivir and Galidesivir was also examined. galidesivir 89-100 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 46-50 33491569-12 2021 Overall, this study suggests, Remdesivir has anti-RdRp activity via binding at a catalytic site. remdesivir 30-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 50-54 33387885-7 2021 The formation of two strong hydrogen bonds between N-(4[(2E)-3-(phenyl)-1-(phenyl)-prop-2-en-1-one]) acetamide (PAAB) and the NSP16-NSP10 heterodimer methyltransferase was also noted. Acedoben 112-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-137 33475021-5 2021 In our study, the antimalarial compounds have been screened and docked against SARS-CoV-2-RdRp (PDB ID: 7BTF), and it was observed that the antimalarials chloroquine, hydroxychloroquine, and amodiaquine exhibit good affinity. Hydroxychloroquine 167-185 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-94 33478342-0 2021 In silico evaluation of lapachol derivatives binding to the Nsp9 of SARS-CoV-2. lapachol 24-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 60-64 33478342-7 2021 Virtual screening by docking and molecular dynamics suggests that lapachol derivatives can interact with Nsp9 from SARS-CoV-2. lapachol 66-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 33478342-8 2021 Complexes of lapachol derivatives V, VI, VIII, IX, and XI with the Nsp9 RNA binding site were subjected to molecular dynamics assays, to assess the stability of the complexes via RMSD. lapachol 13-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 67-71 33478342-12 2021 In addition, we showed that lapachol derivatives are potential ligands for SARS-CoV-2 Nsp9. lapachol 28-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 86-90 33475021-8 2021 The amino acid residues involved in the binding of ATP in the case of poliovirus-RdRp and residues involved in binding with the antimalarial compounds with SARS-CoV-2-RdRp were compared. Adenosine Triphosphate 51-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 81-85 33475021-5 2021 In our study, the antimalarial compounds have been screened and docked against SARS-CoV-2-RdRp (PDB ID: 7BTF), and it was observed that the antimalarials chloroquine, hydroxychloroquine, and amodiaquine exhibit good affinity. Amodiaquine 191-202 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-94 33475021-11 2021 Further residues involved in binding of antimalarials with SARS-CoV-2-RdRp were compared with the residues involved in the SARS-CoV-2-RdRp complexed with remdesivir [PDB ID: 7BV2]. remdesivir 154-164 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 134-138 33475021-12 2021 It was observed that co-crystallized remdesivir and docked antimalarials bind in the same pocket of SARS-CoV-2 -RdRp. remdesivir 37-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 33842834-8 2021 The results of our analysis with some other suggested drugs indicated that chloroquine and hydroxychloroquine had high binding energy (low inhibitory effect) with all three proteins-Mpro, PLpro, and RdRp. Chloroquine 75-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-193 33459176-9 2021 oleanolic acid, ursolic acid, 3beta-acetoxyolean-12-en-27-oic acid and isovitexin followed by the binding free energy calculations using MM-GBSA and these molecules have stable interactions with PLpro protein binding site. Oleanolic Acid 0-14 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 195-200 33459176-9 2021 oleanolic acid, ursolic acid, 3beta-acetoxyolean-12-en-27-oic acid and isovitexin followed by the binding free energy calculations using MM-GBSA and these molecules have stable interactions with PLpro protein binding site. ursolic acid 16-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 195-200 33459176-9 2021 oleanolic acid, ursolic acid, 3beta-acetoxyolean-12-en-27-oic acid and isovitexin followed by the binding free energy calculations using MM-GBSA and these molecules have stable interactions with PLpro protein binding site. CHEMBL208639 30-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 195-200 33223560-4 2021 Lurasidone and its derivatives displayed substantial binding affinity against five proteins (Mpro, PLpro, Spro, helicase and RdRp). Lurasidone Hydrochloride 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-104 33223560-4 2021 Lurasidone and its derivatives displayed substantial binding affinity against five proteins (Mpro, PLpro, Spro, helicase and RdRp). Lurasidone Hydrochloride 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 125-129 33842834-8 2021 The results of our analysis with some other suggested drugs indicated that chloroquine and hydroxychloroquine had high binding energy (low inhibitory effect) with all three proteins-Mpro, PLpro, and RdRp. Chloroquine 75-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 199-203 33842834-8 2021 The results of our analysis with some other suggested drugs indicated that chloroquine and hydroxychloroquine had high binding energy (low inhibitory effect) with all three proteins-Mpro, PLpro, and RdRp. Hydroxychloroquine 91-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-193 33842834-8 2021 The results of our analysis with some other suggested drugs indicated that chloroquine and hydroxychloroquine had high binding energy (low inhibitory effect) with all three proteins-Mpro, PLpro, and RdRp. Hydroxychloroquine 91-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 199-203 33427588-3 2021 In this present study, we have predicted the reported bioactive flavonoids and triterpenoids of the plant against the SARS-CoV-2 main protease, RNA-dependent RNA polymerase (RdRp), spike protein, angiotensin converting enzyme (ACE-2) receptor and dipeptidyl peptidase (DPP4) receptor through molecular docking and in silico ADME predictions methods. Flavonoids 64-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 33249077-0 2021 Flavonols as potential antiviral drugs targeting SARS-CoV-2 proteases (3CLpro and PLpro), spike protein, RNA-dependent RNA polymerase (RdRp) and angiotensin-converting enzyme II receptor (ACE2). Flavonols 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-87 33249077-0 2021 Flavonols as potential antiviral drugs targeting SARS-CoV-2 proteases (3CLpro and PLpro), spike protein, RNA-dependent RNA polymerase (RdRp) and angiotensin-converting enzyme II receptor (ACE2). Flavonols 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 135-139 33249077-5 2021 In this context, the present study reviews the efficacy of many dietary flavonols as potential antiviral drugs targeting the SARS-CoV-2 enzymes and proteins including Chymotrypsin-Like Protease (3CLpro), Papain Like protease (PLpro), Spike protein (S protein) and RNA-dependent RNA polymerase (RdRp), and also their ability to interact with the angiotensin-converting enzyme II (ACE2) receptor. Flavonols 72-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 226-231 33249077-5 2021 In this context, the present study reviews the efficacy of many dietary flavonols as potential antiviral drugs targeting the SARS-CoV-2 enzymes and proteins including Chymotrypsin-Like Protease (3CLpro), Papain Like protease (PLpro), Spike protein (S protein) and RNA-dependent RNA polymerase (RdRp), and also their ability to interact with the angiotensin-converting enzyme II (ACE2) receptor. Flavonols 72-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 294-298 33436624-2 2021 The active form of remdesivir acts as a nucleoside analog and inhibits the RNA-dependent RNA polymerase (RdRp) of coronaviruses including SARS-CoV-2. remdesivir 19-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 33436624-3 2021 Remdesivir is incorporated by the RdRp into the growing RNA product and allows for addition of three more nucleotides before RNA synthesis stalls. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 33436624-4 2021 Here we use synthetic RNA chemistry, biochemistry and cryo-electron microscopy to establish the molecular mechanism of remdesivir-induced RdRp stalling. remdesivir 119-129 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 33436624-6 2021 This translocation barrier causes retention of the RNA 3"-nucleotide in the substrate-binding site of the RdRp and interferes with entry of the next nucleoside triphosphate, thereby stalling RdRp. 3"-nucleotide 55-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 33436624-6 2021 This translocation barrier causes retention of the RNA 3"-nucleotide in the substrate-binding site of the RdRp and interferes with entry of the next nucleoside triphosphate, thereby stalling RdRp. 3"-nucleotide 55-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 191-195 33436624-6 2021 This translocation barrier causes retention of the RNA 3"-nucleotide in the substrate-binding site of the RdRp and interferes with entry of the next nucleoside triphosphate, thereby stalling RdRp. [[(2R,3S,4R,5S)-3,4-dihydroxy-5-methyloxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate 149-172 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 33436624-6 2021 This translocation barrier causes retention of the RNA 3"-nucleotide in the substrate-binding site of the RdRp and interferes with entry of the next nucleoside triphosphate, thereby stalling RdRp. [[(2R,3S,4R,5S)-3,4-dihydroxy-5-methyloxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate 149-172 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 191-195 33427588-3 2021 In this present study, we have predicted the reported bioactive flavonoids and triterpenoids of the plant against the SARS-CoV-2 main protease, RNA-dependent RNA polymerase (RdRp), spike protein, angiotensin converting enzyme (ACE-2) receptor and dipeptidyl peptidase (DPP4) receptor through molecular docking and in silico ADME predictions methods. Triterpenes 79-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 33649734-6 2021 This study selected these drugs for MD simulation investigation whose results demonstrated that ledipasvir with ACE2, estradiol benzoate with CD147, and vancomycin with RDRP represented the most favorable DeltaG. ledipasvir 96-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 169-173 33389560-11 2021 CoViTris2020 strongly inhibits coronaviral-2 RdRp with exceptionally lower inhibitory binding energy of - 12.00 kcal/mol. covitris2020 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 45-49 33389441-3 2022 In this study, detailed molecular docking and dynamics simulations are used to evaluate the binding affinity of a clinically approved drug, sofosbuvir, with the solved structure of the viral protein RNA-dependent RNA polymerase (RdRp) and compare it to the clinically approved drug, Remdesivir. Sofosbuvir 140-150 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 229-233 33389441-3 2022 In this study, detailed molecular docking and dynamics simulations are used to evaluate the binding affinity of a clinically approved drug, sofosbuvir, with the solved structure of the viral protein RNA-dependent RNA polymerase (RdRp) and compare it to the clinically approved drug, Remdesivir. remdesivir 283-293 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 229-233 33389441-9 2022 The interaction of SARS-CoV-2 RdRp as a target with the active form of sofosbuvir as a ligand demonstrates binding effectiveness. Sofosbuvir 71-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 30-34 33389441-11 2022 Sofosbuvir was found to bind nsp12 with comparable binding energies to that of Remdesivir, which has been reported for its potential against COVID-19 RdRp and is currently approved by the FDA. Sofosbuvir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 33389441-11 2022 Sofosbuvir was found to bind nsp12 with comparable binding energies to that of Remdesivir, which has been reported for its potential against COVID-19 RdRp and is currently approved by the FDA. remdesivir 79-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 32895623-9 2021 We demonstrate that a potent SARS-CoV PLpro inhibitor GRL0617 is highly effective in inhibiting protease activity of SARS-CoV-2 with the IC50 of 2.2+-0.3 mumol/L. GRL0617 54-61 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-43 33727782-5 2021 Results: The binding affinity of caryophyllene oxide was the highest on 3CLpro (- 6.0 kcal/mol), NSP3 (- 6.3 kcal/mol), NSP9 (- 6.3 kcal/mol), and RDRP (- 6.9 kcal/mol) targets, while alpha-bergamotene gave the best binding affinity on RPIA (5.7 kcal/mol) target. caryophyllene oxide 33-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-101 33727782-5 2021 Results: The binding affinity of caryophyllene oxide was the highest on 3CLpro (- 6.0 kcal/mol), NSP3 (- 6.3 kcal/mol), NSP9 (- 6.3 kcal/mol), and RDRP (- 6.9 kcal/mol) targets, while alpha-bergamotene gave the best binding affinity on RPIA (5.7 kcal/mol) target. caryophyllene oxide 33-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-124 33727782-5 2021 Results: The binding affinity of caryophyllene oxide was the highest on 3CLpro (- 6.0 kcal/mol), NSP3 (- 6.3 kcal/mol), NSP9 (- 6.3 kcal/mol), and RDRP (- 6.9 kcal/mol) targets, while alpha-bergamotene gave the best binding affinity on RPIA (5.7 kcal/mol) target. caryophyllene oxide 33-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-151 33649734-6 2021 This study selected these drugs for MD simulation investigation whose results demonstrated that ledipasvir with ACE2, estradiol benzoate with CD147, and vancomycin with RDRP represented the most favorable DeltaG. Vancomycin 153-163 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 169-173 33649734-7 2021 Also, paritaprevir and vancomycin have good binding energy with both targets (ACE2 and RdRp). paritaprevir 6-18 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 33649734-7 2021 Also, paritaprevir and vancomycin have good binding energy with both targets (ACE2 and RdRp). Vancomycin 23-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 33347311-5 2021 The inhibitors of the virus entry to cells and RdRp, such as Arbidol, remdesivir, favipiravir, EIDD-2081, and ribavirin, are in clinical trials, while most of the protease inhibitors are mainly calculated by molecular docking technology, which needs in vivo and in vitro experiments to prove the effect for SARS-CoV-2. umifenovir 61-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 33236142-4 2021 Thus, the present study models potential Zn binding to RdRp and the 3CLpro. Zinc 41-43 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 55-59 32633831-5 2021 In this review, we discuss the antiviral potential of RdRp inhibitors (mainly nucleoside analogs) with an aim to provide a comprehensive account of drug discovery on SARS-CoV-2. Nucleosides 78-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-58 33347311-5 2021 The inhibitors of the virus entry to cells and RdRp, such as Arbidol, remdesivir, favipiravir, EIDD-2081, and ribavirin, are in clinical trials, while most of the protease inhibitors are mainly calculated by molecular docking technology, which needs in vivo and in vitro experiments to prove the effect for SARS-CoV-2. remdesivir 70-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 33347311-5 2021 The inhibitors of the virus entry to cells and RdRp, such as Arbidol, remdesivir, favipiravir, EIDD-2081, and ribavirin, are in clinical trials, while most of the protease inhibitors are mainly calculated by molecular docking technology, which needs in vivo and in vitro experiments to prove the effect for SARS-CoV-2. favipiravir 82-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 33347311-5 2021 The inhibitors of the virus entry to cells and RdRp, such as Arbidol, remdesivir, favipiravir, EIDD-2081, and ribavirin, are in clinical trials, while most of the protease inhibitors are mainly calculated by molecular docking technology, which needs in vivo and in vitro experiments to prove the effect for SARS-CoV-2. eidd-2081 95-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 33347311-5 2021 The inhibitors of the virus entry to cells and RdRp, such as Arbidol, remdesivir, favipiravir, EIDD-2081, and ribavirin, are in clinical trials, while most of the protease inhibitors are mainly calculated by molecular docking technology, which needs in vivo and in vitro experiments to prove the effect for SARS-CoV-2. Ribavirin 110-119 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 33110386-9 2021 Among the lead compounds, agathisflavone showed highest binding energy value of -8.4 kcal/mol against main protease, Albireodelphin showed highest dock score of -9.8 kcal/mol and -11.2 kcal/mol against RdRp, and spike proteins, respectively. agathisflavone 26-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 202-206 33287144-1 2020 The RNA-dependent RNA polymerase (RdRp) is an essential enzyme for the viral replication process, catalyzing the viral RNA synthesis using a metal ion-dependent mechanism. Metals 141-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 33382685-0 2020 A novel virtual screening procedure identifies Pralatrexate as inhibitor of SARS-CoV-2 RdRp and it reduces viral replication in vitro. 10-propargyl-10-deazaaminopterin 47-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 33490902-0 2021 High-throughput rational design of the remdesivir binding site in the RdRp of SARS-CoV-2: implications for potential resistance. remdesivir 39-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 33490902-3 2021 Using a rational ligand-based interface design complemented with mutational mapping, we generated a total of 100,000 mutations and provided insight into the functional outcomes of mutations in the remdesivir-binding site in nsp12 subunit of RdRp. remdesivir 197-207 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-245 33283177-1 2020 COVID-19 is caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and is currently being treated using Remdesivir, a nucleoside analog that inhibits the RNA-dependent-RNA polymerase (RdRp). remdesivir 124-134 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 204-208 33317409-7 2022 Docking results indicated that the nsp16/nsp10 complex has the best binding affinities where the strongest binding was detected with apigenin-7-O-rutinoside, prunin and acaciin with -9.4, -9.3 and -9.3 kcal/mol binding energy, respectively, compared to the control (SAM) with -8.2 kcal/mol. apigenin-7-O-rutinoside 133-156 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-46 33317409-7 2022 Docking results indicated that the nsp16/nsp10 complex has the best binding affinities where the strongest binding was detected with apigenin-7-O-rutinoside, prunin and acaciin with -9.4, -9.3 and -9.3 kcal/mol binding energy, respectively, compared to the control (SAM) with -8.2 kcal/mol. prunin 158-164 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-46 33317409-7 2022 Docking results indicated that the nsp16/nsp10 complex has the best binding affinities where the strongest binding was detected with apigenin-7-O-rutinoside, prunin and acaciin with -9.4, -9.3 and -9.3 kcal/mol binding energy, respectively, compared to the control (SAM) with -8.2 kcal/mol. linarin 169-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-46 33305304-6 2020 A binding model is used to confirm the interactions between lisinopril and ACE on the surface of cells, as well as remdesivir and its intracellular targeting protein (RNA-dependent RNA polymerase (RdRp)). remdesivir 115-125 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 197-201 33264025-3 2020 Among them, remdesivir, which can block the activity of RNA-dependent RNA polymerase (RdRp) in old SARS-CoV and MERS-CoV viruses, has been prescribed to COVID-19 patients in many countries. remdesivir 12-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 86-90 33264025-7 2020 The binding mechanisms of remdesivir to two targets differ in that the electrostatic interaction is the main force in stabilizing the RdRp-remdesivir complex, while the van der Waals interaction dominates in the Mpro-remdesivir case. remdesivir 26-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 134-138 33264025-7 2020 The binding mechanisms of remdesivir to two targets differ in that the electrostatic interaction is the main force in stabilizing the RdRp-remdesivir complex, while the van der Waals interaction dominates in the Mpro-remdesivir case. remdesivir 139-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 134-138 33264025-7 2020 The binding mechanisms of remdesivir to two targets differ in that the electrostatic interaction is the main force in stabilizing the RdRp-remdesivir complex, while the van der Waals interaction dominates in the Mpro-remdesivir case. remdesivir 139-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 134-138 33264025-8 2020 Our result indicates that remdesivir can target not only RdRp but also Mpro, which can be invoked to explain why this drug is effective in treating COVID-19. remdesivir 26-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 57-61 33263384-9 2020 Common nsp4 interactors include N-linked glycosylation machinery, unfolded protein response associated proteins, and antiviral innate immune signaling factors. Nitrogen 32-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 7-11 33263384-10 2020 Both nsp2 and nsp4 interactors are strongly enriched in proteins localized at mitochondria-associated ER membranes suggesting a new functional role for modulating host processes, such as calcium homeostasis, at these organelle contact sites. Calcium 187-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 5-9 33263384-10 2020 Both nsp2 and nsp4 interactors are strongly enriched in proteins localized at mitochondria-associated ER membranes suggesting a new functional role for modulating host processes, such as calcium homeostasis, at these organelle contact sites. Calcium 187-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 14-18 33055254-6 2020 Under the microscope, the viral RNA replication-transcription complex in cells, which is thought to be detectable using antibodies specific for nsp3 and double stranded RNA, was observed to fall in the presence of ciclesonide in a concentration-dependent manner. ciclesonide 214-225 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 144-148 33364229-4 2020 Naphthalene-based inhibitors, such as the well-investigated GRL-0617 compound, have been shown to possess dual effects, inhibiting both protease and deubiquitinating activity of the PLpro. naphthalene 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 182-187 33364229-14 2020 Further, our findings indicate that in particular hypericin, rutin, and cyanidin-3-O-glucoside, represent suitable candidates for subsequent evaluation as PLpro inhibitors. hypericin 50-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-160 33364229-14 2020 Further, our findings indicate that in particular hypericin, rutin, and cyanidin-3-O-glucoside, represent suitable candidates for subsequent evaluation as PLpro inhibitors. Rutin 61-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-160 33364229-14 2020 Further, our findings indicate that in particular hypericin, rutin, and cyanidin-3-O-glucoside, represent suitable candidates for subsequent evaluation as PLpro inhibitors. cyanidin-3-o-glucoside 72-94 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-160 33287144-2 2020 In recent years, RdRp has emerged as an optimal target for the development of antiviral drugs, as demonstrated by recent approvals of sofosbuvir and remdesivir against Hepatitis C virus (HCV) and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), respectively. Sofosbuvir 134-144 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 17-21 33287144-2 2020 In recent years, RdRp has emerged as an optimal target for the development of antiviral drugs, as demonstrated by recent approvals of sofosbuvir and remdesivir against Hepatitis C virus (HCV) and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), respectively. remdesivir 149-159 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 17-21 33058837-6 2020 SPT oligonucleotides contain probe binding and virus-irrelevant regions as templates for detecting SARS-CoV-2 genes (RdRP, E, and N SARS-CoV-2) by real-time RT-PCR was performed in a concentration-dependent manner. Oligonucleotides 4-20 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 33168456-9 2020 Similarly Indinavir showed the highest binding energy of -11.5 kcal/mol against the target protein RdRp and Dolutegravir, Elbasvir, Tipranavir, Taltegravir, Grazoprevir, Daclatasvir, Glecaprevir, Ledipasvir, Pibrentasvir and Velpatasvir showed a binding energy value in range from -8 to -11.2 kcal/mol. Indinavir 10-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 32979815-1 2020 Human ubiquitin carboxyl-terminal hydrolase-2 (USP2) inhibitors, such as thiopurine analogs, have been reported to inhibit SARS-CoV papain-like proteases (PLpro). 2-mercaptopyrazine 73-83 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-160 33168456-9 2020 Similarly Indinavir showed the highest binding energy of -11.5 kcal/mol against the target protein RdRp and Dolutegravir, Elbasvir, Tipranavir, Taltegravir, Grazoprevir, Daclatasvir, Glecaprevir, Ledipasvir, Pibrentasvir and Velpatasvir showed a binding energy value in range from -8 to -11.2 kcal/mol. glecaprevir 183-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 33168456-9 2020 Similarly Indinavir showed the highest binding energy of -11.5 kcal/mol against the target protein RdRp and Dolutegravir, Elbasvir, Tipranavir, Taltegravir, Grazoprevir, Daclatasvir, Glecaprevir, Ledipasvir, Pibrentasvir and Velpatasvir showed a binding energy value in range from -8 to -11.2 kcal/mol. ledipasvir 196-206 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 33168456-9 2020 Similarly Indinavir showed the highest binding energy of -11.5 kcal/mol against the target protein RdRp and Dolutegravir, Elbasvir, Tipranavir, Taltegravir, Grazoprevir, Daclatasvir, Glecaprevir, Ledipasvir, Pibrentasvir and Velpatasvir showed a binding energy value in range from -8 to -11.2 kcal/mol. pibrentasvir 208-220 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 33168456-9 2020 Similarly Indinavir showed the highest binding energy of -11.5 kcal/mol against the target protein RdRp and Dolutegravir, Elbasvir, Tipranavir, Taltegravir, Grazoprevir, Daclatasvir, Glecaprevir, Ledipasvir, Pibrentasvir and Velpatasvir showed a binding energy value in range from -8 to -11.2 kcal/mol. velpatasvir 225-236 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 32476594-8 2020 Further, NSP10/NSP16 methyltransferase complexed with Telbivudine, Oxytetracycline dihydrate (anti-viral), Methylgallate (anti-malarial), 2-deoxyglucose and Daphnetin (anti-cancer) from the docking score of -7.0 to -5.7 (Kcal/mol). Telbivudine 54-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 9-14 32965508-0 2020 Insights into the biased activity of dextromethorphan and haloperidol towards SARS-CoV-2 NSP6: in silico binding mechanistic analysis. Dextromethorphan 37-53 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 32965508-0 2020 Insights into the biased activity of dextromethorphan and haloperidol towards SARS-CoV-2 NSP6: in silico binding mechanistic analysis. Haloperidol 58-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 32965508-5 2020 To explore the potential mechanisms of biased binding and activity of the two drugs, haloperidol and dextromethorphan towards NSP6, we herein utilized molecular docking-based molecular dynamics simulation studies. Haloperidol 85-96 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 32965508-5 2020 To explore the potential mechanisms of biased binding and activity of the two drugs, haloperidol and dextromethorphan towards NSP6, we herein utilized molecular docking-based molecular dynamics simulation studies. Dextromethorphan 101-117 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 32965508-6 2020 Our extensive analysis of the protein-drug interactions, structural and conformational dynamics, residual frustrations, and molecular switches of NSP6-drug complexes indicates that dextromethorphan binding leads to structural destabilization and increase in conformational dynamics and energetic frustrations. Dextromethorphan 181-197 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-150 32965508-7 2020 On the other hand, the strong binding of haloperidol leads to minimal structural and dynamical perturbations to NSP6. Haloperidol 41-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 32965508-8 2020 Thus, the structural insights of stronger binding affinity and favorable molecular interactions of haloperidol towards viral NSP6 suggests that haloperidol can be potentially explored as a candidate drug against COVID-19. Haloperidol 99-110 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 125-129 32965508-8 2020 Thus, the structural insights of stronger binding affinity and favorable molecular interactions of haloperidol towards viral NSP6 suggests that haloperidol can be potentially explored as a candidate drug against COVID-19. Haloperidol 144-155 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 125-129 32965508-10 2020 Antipsychotic drug, haloperidol, binds strongly to NSP6 and induces the minimal changes in structure and dynamics of NSP6. Haloperidol 20-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 51-55 32965508-10 2020 Antipsychotic drug, haloperidol, binds strongly to NSP6 and induces the minimal changes in structure and dynamics of NSP6. Haloperidol 20-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 32965508-11 2020 Dextromethorphan, agonist of sigma receptors, binding leads to overall destabilization of NSP6. Dextromethorphan 0-16 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-94 33185784-0 2020 Comparison of Binding Site of Remdesivir and Its Metabolites with NSP12-NSP7-NSP8, and NSP3 of SARS CoV-2 Virus and Alternative Potential Drugs for COVID-19 Treatment. remdesivir 30-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 72-76 33185784-0 2020 Comparison of Binding Site of Remdesivir and Its Metabolites with NSP12-NSP7-NSP8, and NSP3 of SARS CoV-2 Virus and Alternative Potential Drugs for COVID-19 Treatment. remdesivir 30-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 33185784-4 2020 This study compared their binding sites and suggests the crystal structure of NSP3 of SARS CoV-2 virus as an alternative binding site of AMP or ADP-ribose to treat COVID-19. Adenosine Monophosphate 137-140 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-82 33185784-4 2020 This study compared their binding sites and suggests the crystal structure of NSP3 of SARS CoV-2 virus as an alternative binding site of AMP or ADP-ribose to treat COVID-19. Adenosine Diphosphate Ribose 144-154 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-82 32476594-8 2020 Further, NSP10/NSP16 methyltransferase complexed with Telbivudine, Oxytetracycline dihydrate (anti-viral), Methylgallate (anti-malarial), 2-deoxyglucose and Daphnetin (anti-cancer) from the docking score of -7.0 to -5.7 (Kcal/mol). Oxytetracycline 67-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 9-14 32476594-8 2020 Further, NSP10/NSP16 methyltransferase complexed with Telbivudine, Oxytetracycline dihydrate (anti-viral), Methylgallate (anti-malarial), 2-deoxyglucose and Daphnetin (anti-cancer) from the docking score of -7.0 to -5.7 (Kcal/mol). methyl gallate 107-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 9-14 32476594-8 2020 Further, NSP10/NSP16 methyltransferase complexed with Telbivudine, Oxytetracycline dihydrate (anti-viral), Methylgallate (anti-malarial), 2-deoxyglucose and Daphnetin (anti-cancer) from the docking score of -7.0 to -5.7 (Kcal/mol). Deoxyglucose 138-152 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 9-14 32476594-8 2020 Further, NSP10/NSP16 methyltransferase complexed with Telbivudine, Oxytetracycline dihydrate (anti-viral), Methylgallate (anti-malarial), 2-deoxyglucose and Daphnetin (anti-cancer) from the docking score of -7.0 to -5.7 (Kcal/mol). daphnetin 157-166 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 9-14 33335812-8 2020 The results reveal that two drugs, docetaxel and neohesperidin, showed strong binding profiles with SARS CoV-2 RdRP. Docetaxel 35-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 33251975-4 2022 Small molecules such as lopinavir and favipiravir significantly inhibit the activity of Mpro and RdRp in vitro. Lopinavir 24-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-101 33251975-4 2022 Small molecules such as lopinavir and favipiravir significantly inhibit the activity of Mpro and RdRp in vitro. favipiravir 38-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-101 33251975-5 2022 Studies have shown that structurally modified lopinavir, favipiravir, and other similar compounds can inhibit COVID-19 main protease (Mpro) and RNA-dependent RNA polymerase (RdRp). Lopinavir 46-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 33251975-9 2022 Molecular interaction analyses have displayed that lopinavir and favipiravir analogues interact with the active site residues of Mpro and RdRp, respectively. Lopinavir 51-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 33251975-9 2022 Molecular interaction analyses have displayed that lopinavir and favipiravir analogues interact with the active site residues of Mpro and RdRp, respectively. favipiravir 65-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 33252031-0 2022 Identification of naphthyridine and quinoline derivatives as potential Nsp16-Nsp10 inhibitors: a pharmacoinformatics study. Naphthyridines 18-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-82 33252031-0 2022 Identification of naphthyridine and quinoline derivatives as potential Nsp16-Nsp10 inhibitors: a pharmacoinformatics study. quinoline 36-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-82 33252031-3 2022 A set of 58 molecules belongs to the naphthyridine and quinoline derivatives have been recently synthesized and considered for structure-based virtual screening against Nsp16-Nsp10. Naphthyridines 37-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-180 33252031-3 2022 A set of 58 molecules belongs to the naphthyridine and quinoline derivatives have been recently synthesized and considered for structure-based virtual screening against Nsp16-Nsp10. quinoline 55-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-180 33252031-5 2022 Fourteen out of fifty-eight compounds were exhibited binding affinity higher than co-crystal bound ligand s-adenosylmethionine (SAM) toward Nsp16-Nsp10. S-Adenosylmethionine 106-126 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 33252031-5 2022 Fourteen out of fifty-eight compounds were exhibited binding affinity higher than co-crystal bound ligand s-adenosylmethionine (SAM) toward Nsp16-Nsp10. S-Adenosylmethionine 128-131 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 33335812-8 2020 The results reveal that two drugs, docetaxel and neohesperidin, showed strong binding profiles with SARS CoV-2 RdRP. neohesperidin 49-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32950529-5 2020 This study revealed that Rifabutin, Rifapentine, Fidaxomicin, 7-methyl-guanosine-5"-triphosphate-5"-guanosine and Ivermectin have a potential inhibitory interaction with RdRp of SARS-CoV-2, and could be effective drugs for COVID-19. Rifabutin 25-34 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 32915473-0 2020 Gold Metallodrugs to Target Coronavirus Proteins: Inhibitory Effects on the Spike-ACE2 Interaction and on PLpro Protease Activity by Auranofin and Gold Organometallics*. Auranofin 133-142 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-111 33330626-7 2020 We observed from our simulations that the presence of nsp10 increases the favorable van der Waals and electrostatic interactions between SAM and nsp16. nsp16 145-150 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-59 33330626-10 2020 Also, the stable hydrogen bonds between Ala83 (nsp16) and Tyr96 (nsp10), and between Gln87 (nsp16) and Leu45 (nsp10) play a vital role in the dimerization of nsp16 and nsp10. Hydrogen 17-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 65-70 33330626-10 2020 Also, the stable hydrogen bonds between Ala83 (nsp16) and Tyr96 (nsp10), and between Gln87 (nsp16) and Leu45 (nsp10) play a vital role in the dimerization of nsp16 and nsp10. Hydrogen 17-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 33330626-10 2020 Also, the stable hydrogen bonds between Ala83 (nsp16) and Tyr96 (nsp10), and between Gln87 (nsp16) and Leu45 (nsp10) play a vital role in the dimerization of nsp16 and nsp10. Hydrogen 17-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 32967965-2 2020 RDV targets the viral RNA-dependent RNA polymerase (RdRp) of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). remdesivir 0-3 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 52-56 32967965-4 2020 Here we demonstrate that the S861G mutation in RdRp eliminates chain termination, which confirms the existence of a steric clash between Ser-861 and the incorporated RDV-TP. Serine 137-140 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 32967965-4 2020 Here we demonstrate that the S861G mutation in RdRp eliminates chain termination, which confirms the existence of a steric clash between Ser-861 and the incorporated RDV-TP. remdesivir 166-169 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 32967965-5 2020 With WT RdRp, increasing concentrations of NTP pools cause a gradual decrease in termination and the resulting read-through increases full-length product formation. ntp 43-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 8-12 32967965-11 2020 The collective data provide strong evidence to show that template-dependent inhibition of SARS-CoV-2 RdRp by RDV is biologically relevant. remdesivir 109-112 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 101-105 32834110-0 2020 Azafluorene derivatives as inhibitors of SARS CoV-2 RdRp: Synthesis, physicochemical, quantum chemical, modeling and molecular docking analysis. Azafluorene 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 52-56 33190493-0 2020 Revealing the Inhibition Mechanism of RNA-Dependent RNA Polymerase (RdRp) of SARS-CoV-2 by Remdesivir and Nucleotide Analogues: A Molecular Dynamics Simulation Study. remdesivir 91-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 68-72 33190493-2 2020 Remdesivir is the first antiviral compound approved by the US FDA for the SARS-CoV-2 treatment for emergency use, targeting RNA-dependent RNA polymerase (RdRp) enzyme. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 154-158 33190493-7 2020 The binding energy data reveal that compound-17 (-59.6 kcal/mol) binds more strongly as compared to compound-8 (-46.3 kcal/mol) and remdesivir (-29.7 kcal/mol) with RdRp. remdesivir 132-142 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 165-169 33269349-1 2020 The SARS-CoV-2 macrodomain (Mac1) within the non-structural protein 3 (Nsp3) counteracts host-mediated antiviral ADP-ribosylation signalling. Adenosine Diphosphate 113-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 71-75 33200683-0 2022 Computational investigation of binding of chloroquinone and hydroxychloroquinone against PLPro of SARS-CoV-2. 2-chloro-1,4-benzoquinone 42-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-94 33200683-0 2022 Computational investigation of binding of chloroquinone and hydroxychloroquinone against PLPro of SARS-CoV-2. hydroxychloroquinone 60-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-94 33200683-6 2022 Inspired by this fact, we have carried out molecular docking and dynamics simulation studies of FDA approved CQ and HCQ against SARS-CoV-2 PLpro. Chloroquine 109-111 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 139-144 33200683-6 2022 Inspired by this fact, we have carried out molecular docking and dynamics simulation studies of FDA approved CQ and HCQ against SARS-CoV-2 PLpro. Hydroxychloroquine 116-119 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 139-144 33200683-9 2022 We showed that the CQ and HCQ can bind with better binding affinity with PLpro as compared to reference known PLpro inhibitor. Chloroquine 19-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-78 33200683-9 2022 We showed that the CQ and HCQ can bind with better binding affinity with PLpro as compared to reference known PLpro inhibitor. Chloroquine 19-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 33200683-9 2022 We showed that the CQ and HCQ can bind with better binding affinity with PLpro as compared to reference known PLpro inhibitor. Hydroxychloroquine 26-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-78 33200683-9 2022 We showed that the CQ and HCQ can bind with better binding affinity with PLpro as compared to reference known PLpro inhibitor. Hydroxychloroquine 26-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 33200683-10 2022 Based on the presented findings, it can be anticipated that the SARS-CoV-2 PLpro may act as molecular target of CQ and HCQ, and can be projected for further exploration to design potent inhibitors of SARS-CoV-2 PLpro in the near future. Chloroquine 112-114 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-80 33200683-10 2022 Based on the presented findings, it can be anticipated that the SARS-CoV-2 PLpro may act as molecular target of CQ and HCQ, and can be projected for further exploration to design potent inhibitors of SARS-CoV-2 PLpro in the near future. Chloroquine 112-114 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 211-216 33200683-10 2022 Based on the presented findings, it can be anticipated that the SARS-CoV-2 PLpro may act as molecular target of CQ and HCQ, and can be projected for further exploration to design potent inhibitors of SARS-CoV-2 PLpro in the near future. Hydroxychloroquine 119-122 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-80 33201386-6 2021 Based on molecular dock scores, molecular interaction with active catalytic residues and molecular dynamics (MD) simulations studies, STOCK1N-69160 [(S)-2-((R)-4-((R)-2-amino-3-methylbutanamido)-3-(4-chlorophenyl) butanamido) propanoic acid hydrochloride] has been proposed as a novel inhibitor against COVID-19 PLpro. stock1n-69160 134-147 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 312-317 32950529-6 2020 In addition, virtual screening of the compounds from ZINC database also allowed the prediction of two compounds (ZINC09128258 and ZINC09883305) with pharmacophore features that interact effectively with RdRp of SARS-CoV-2, indicating their potentiality as effective inhibitors of the enzyme. zinc09883305 130-142 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 203-207 32950529-5 2020 This study revealed that Rifabutin, Rifapentine, Fidaxomicin, 7-methyl-guanosine-5"-triphosphate-5"-guanosine and Ivermectin have a potential inhibitory interaction with RdRp of SARS-CoV-2, and could be effective drugs for COVID-19. rifapentine 36-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 32950529-5 2020 This study revealed that Rifabutin, Rifapentine, Fidaxomicin, 7-methyl-guanosine-5"-triphosphate-5"-guanosine and Ivermectin have a potential inhibitory interaction with RdRp of SARS-CoV-2, and could be effective drugs for COVID-19. Fidaxomicin 49-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 32950529-5 2020 This study revealed that Rifabutin, Rifapentine, Fidaxomicin, 7-methyl-guanosine-5"-triphosphate-5"-guanosine and Ivermectin have a potential inhibitory interaction with RdRp of SARS-CoV-2, and could be effective drugs for COVID-19. MRNA CAP ANALOG N7-METHYL GPPPG 62-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 32950529-5 2020 This study revealed that Rifabutin, Rifapentine, Fidaxomicin, 7-methyl-guanosine-5"-triphosphate-5"-guanosine and Ivermectin have a potential inhibitory interaction with RdRp of SARS-CoV-2, and could be effective drugs for COVID-19. Ivermectin 114-124 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 170-174 33183178-6 2022 In this study, an antiviral drug- Remdesivir (RdRp inhibitor) and Darunavir (Mpro inhibitor) are used as reference drugs. remdesivir 34-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 46-50 33183178-9 2022 Besides, to assess the stability, MD simulations studies were performed along with reference inhibitors for Mpro (Darunavir) and RdRp (Remdesivir). remdesivir 135-145 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-133 32950529-6 2020 In addition, virtual screening of the compounds from ZINC database also allowed the prediction of two compounds (ZINC09128258 and ZINC09883305) with pharmacophore features that interact effectively with RdRp of SARS-CoV-2, indicating their potentiality as effective inhibitors of the enzyme. zinc09128258 113-125 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 203-207 33183178-10 2022 Binding free energy calculations (MM-PBSA) revealed the estimated value (DeltaG) of Mpro_Darunavir; Mpro_Mulberroside E; RdRp_Remdesivir and RdRp_Emblicanin A were -111.62 +- 6.788, -141.443 +- 9.313, 30.782 +- 5.85 and -89.424 +- 3.130 kJmol-1, respectively. remdesivir 126-136 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 121-125 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. phyto-molecules- mulberroside 25-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 32692185-2 2020 On the basis of our analysis of hepatitis C virus and coronavirus replication, and the molecular structures and activities of viral inhibitors, we previously demonstrated that three nucleotide analogues (the triphosphates of Sofosbuvir, Alovudine, and AZT) inhibit the SARS-CoV RNA-dependent RNA polymerase (RdRp). triphosphoric acid 208-221 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 308-312 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. emblicanin A 64-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. nimbolide 78-87 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. Punigluconin 93-105 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. anolignans 187-197 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. chebulic acid 199-212 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. Mimuscopic acid 214-228 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33183178-7 2022 This study revealed that phyto-molecules- Mulberroside-A/C/E/F, Emblicanin A, Nimbolide, and Punigluconin showed high binding affinity against RdRp while Andrographolides, Mulberrosides, Anolignans, Chebulic acid, Mimusopic acid, and Punigluconin showed better binding affinity against Mpro as compared with the reference drug. Punigluconin 234-246 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33176643-8 2021 RESULTS: Nimbocinol (-7.6 Kcal/mol) and sage (-7.3 Kcal/mol) exhibited maximum BA against PLpro SARS-CoV-2 as evident from molecular docking study which was found to be even better than remdesivir (-6.1 Kcal/mol), chloroquine (-5.3 Kcal/mol) and favipiravir (-5.7 Kcal/mol). NIMBOCINOL 9-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 33176643-8 2021 RESULTS: Nimbocinol (-7.6 Kcal/mol) and sage (-7.3 Kcal/mol) exhibited maximum BA against PLpro SARS-CoV-2 as evident from molecular docking study which was found to be even better than remdesivir (-6.1 Kcal/mol), chloroquine (-5.3 Kcal/mol) and favipiravir (-5.7 Kcal/mol). Barium 79-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 33176643-8 2021 RESULTS: Nimbocinol (-7.6 Kcal/mol) and sage (-7.3 Kcal/mol) exhibited maximum BA against PLpro SARS-CoV-2 as evident from molecular docking study which was found to be even better than remdesivir (-6.1 Kcal/mol), chloroquine (-5.3 Kcal/mol) and favipiravir (-5.7 Kcal/mol). remdesivir 186-196 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 33176643-8 2021 RESULTS: Nimbocinol (-7.6 Kcal/mol) and sage (-7.3 Kcal/mol) exhibited maximum BA against PLpro SARS-CoV-2 as evident from molecular docking study which was found to be even better than remdesivir (-6.1 Kcal/mol), chloroquine (-5.3 Kcal/mol) and favipiravir (-5.7 Kcal/mol). Chloroquine 214-225 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 33176643-8 2021 RESULTS: Nimbocinol (-7.6 Kcal/mol) and sage (-7.3 Kcal/mol) exhibited maximum BA against PLpro SARS-CoV-2 as evident from molecular docking study which was found to be even better than remdesivir (-6.1 Kcal/mol), chloroquine (-5.3 Kcal/mol) and favipiravir (-5.7 Kcal/mol). favipiravir 246-257 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 33176643-9 2021 Both nimbocinol-PLpro and sage-PLpro SARS-CoV-2 complex exhibited stable conformation during MD Simulation of 101ns at 310 K and potential, kinetic and electrostatic interaction energies were computed which was observed to be concordant with results of molecular docking study. NIMBOCINOL 5-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 16-21 33176643-9 2021 Both nimbocinol-PLpro and sage-PLpro SARS-CoV-2 complex exhibited stable conformation during MD Simulation of 101ns at 310 K and potential, kinetic and electrostatic interaction energies were computed which was observed to be concordant with results of molecular docking study. NIMBOCINOL 5-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 31-36 33155531-5 2022 We successfully identified novel lead molecule such as Alectinib for RdRp while Naldemedine and Ergotamine for NSP15. alectinib 55-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 69-73 32907334-6 2020 Additionally, we found a strong interaction between toremifene and the methyltransferase non-structural protein (NSP) 14, which could be inhibitory to viral replication via its active site. Toremifene 52-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 113-116 32692185-4 2020 Here, we used polymerase extension experiments to demonstrate that the active triphosphate form of Sofosbuvir (an FDA-approved hepatitis C drug) is incorporated by SARS-CoV-2 RdRp and blocks further incorporation. triphosphoric acid 78-90 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 32692185-4 2020 Here, we used polymerase extension experiments to demonstrate that the active triphosphate form of Sofosbuvir (an FDA-approved hepatitis C drug) is incorporated by SARS-CoV-2 RdRp and blocks further incorporation. Sofosbuvir 99-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 32692185-5 2020 Using the molecular insight gained from the previous studies, we selected the active triphosphate forms of six other antiviral agents, Alovudine, Tenofovir alafenamide, AZT, Abacavir, Lamivudine, and Emtricitabine, for evaluation as inhibitors of the SARS-CoV-2 RdRp and demonstrated the ability of these viral polymerase inhibitors to be incorporated by SARS-CoV-2 RdRp, where they terminate further polymerase extension with varying efficiency. triphosphoric acid 85-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 262-266 32692185-5 2020 Using the molecular insight gained from the previous studies, we selected the active triphosphate forms of six other antiviral agents, Alovudine, Tenofovir alafenamide, AZT, Abacavir, Lamivudine, and Emtricitabine, for evaluation as inhibitors of the SARS-CoV-2 RdRp and demonstrated the ability of these viral polymerase inhibitors to be incorporated by SARS-CoV-2 RdRp, where they terminate further polymerase extension with varying efficiency. triphosphoric acid 85-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 366-370 32712315-10 2020 Although Cys-rich derived CPPs of helicase (NSP13) can potentially fold into a cyclic conformation in endosomes with a higher rate of endosomal release, the most optimal SCV2-CPP candidates as vectors for drug delivery were SCV2-CPP118, SCV2-CPP119, SCV2-CPP122, and SCV2-CPP129 of NSP12 (RdRp). Cysteine 9-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 289-293 32947136-4 2020 Remdesivir, an RdRp inhibitor, exhibited potent activity against SARS-CoV-2 in vitro. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 15-19 33230487-5 2020 The aim of this present work deals with the potential binding interactions of some imidazolium salts with Nsp9 (Nonstructural protein 9) RNA binding protein of SARS CoV-2. imidazolium salts 83-100 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 33251371-0 2020 Structure-based drug designing of naphthalene based SARS-CoV PLpro inhibitors for the treatment of COVID-19. naphthalene 34-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-66 33251371-4 2020 In the current investigation, an attempt was made to design potential SARS-CoV PLpro inhibitors containing naphthalene and 3,4-dihydro-2H-pyran moieties connected via -NHCO- linker. naphthalene 107-118 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-84 32535456-4 2020 This study revealed that Protopine, Allocryptopine and (+-) 6- Acetonyldihydrochelerythrine could be potential RdRp inhibitors of SARS-CoV-2. protopine 25-34 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 33251371-4 2020 In the current investigation, an attempt was made to design potential SARS-CoV PLpro inhibitors containing naphthalene and 3,4-dihydro-2H-pyran moieties connected via -NHCO- linker. 3,4-dihydro-(2H)-pyran 123-143 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-84 32535456-4 2020 This study revealed that Protopine, Allocryptopine and (+-) 6- Acetonyldihydrochelerythrine could be potential RdRp inhibitors of SARS-CoV-2. allocryptopine 36-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32535456-4 2020 This study revealed that Protopine, Allocryptopine and (+-) 6- Acetonyldihydrochelerythrine could be potential RdRp inhibitors of SARS-CoV-2. 6-acetonyldihydrochelerythrine 60-91 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 33100032-0 2020 Exploring RdRp-remdesivir interactions to screen RdRp inhibitors for the management of novel coronavirus 2019-nCoV. remdesivir 15-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 10-14 33100032-0 2020 Exploring RdRp-remdesivir interactions to screen RdRp inhibitors for the management of novel coronavirus 2019-nCoV. remdesivir 15-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 49-53 33100032-5 2020 Therefore, in the current work, the authors have attempted to utilize the remdesivir-RdRp complex - RdRp (RNA-dependent RNA polymerase) being the putative target for remdesivir - to screen a library of the already reported RdRp inhibitor database. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 85-89 33100032-5 2020 Therefore, in the current work, the authors have attempted to utilize the remdesivir-RdRp complex - RdRp (RNA-dependent RNA polymerase) being the putative target for remdesivir - to screen a library of the already reported RdRp inhibitor database. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 33100032-5 2020 Therefore, in the current work, the authors have attempted to utilize the remdesivir-RdRp complex - RdRp (RNA-dependent RNA polymerase) being the putative target for remdesivir - to screen a library of the already reported RdRp inhibitor database. remdesivir 74-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 33100032-5 2020 Therefore, in the current work, the authors have attempted to utilize the remdesivir-RdRp complex - RdRp (RNA-dependent RNA polymerase) being the putative target for remdesivir - to screen a library of the already reported RdRp inhibitor database. remdesivir 166-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 85-89 33100032-5 2020 Therefore, in the current work, the authors have attempted to utilize the remdesivir-RdRp complex - RdRp (RNA-dependent RNA polymerase) being the putative target for remdesivir - to screen a library of the already reported RdRp inhibitor database. remdesivir 166-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 33100032-5 2020 Therefore, in the current work, the authors have attempted to utilize the remdesivir-RdRp complex - RdRp (RNA-dependent RNA polymerase) being the putative target for remdesivir - to screen a library of the already reported RdRp inhibitor database. remdesivir 166-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 33100032-8 2020 The results yielded two putative hits which can inhibit RdRp with better potency than remdesivir, subject to further biological evaluation. remdesivir 86-96 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 56-60 33089730-10 2022 Out of 32 phytochemicals, amentoflavone and gallocatechin gallate showed the best binding affinity to 3CLpro (-9.4 kcal/mol) and PLpro (-8.8 kcal/mol). amentoflavone 26-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-134 33089730-10 2022 Out of 32 phytochemicals, amentoflavone and gallocatechin gallate showed the best binding affinity to 3CLpro (-9.4 kcal/mol) and PLpro (-8.8 kcal/mol). gallocatechin gallate 44-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-134 33089730-15 2022 The present study thus suggests that Amentoflavone and Gallocatechin gallate may be potential inhibitors of 3CLpro and PLpro proteins and effective drug candidates for SARS-CoV2. amentoflavone 37-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-124 33089730-15 2022 The present study thus suggests that Amentoflavone and Gallocatechin gallate may be potential inhibitors of 3CLpro and PLpro proteins and effective drug candidates for SARS-CoV2. gallocatechin gallate 55-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-124 33076559-7 2020 In addition, we describe base pairs that target the RNA-dependent RNA polymerase (RdRp) of RNA viruses and describe implications for the 2019 novel coronavirus (SARS-CoV-2): When products of oxidative guanine damage are adapted for the ribonucleoside analogs, mimics of oxidative guanine damages, which can form base pairs, may become antiviral agents for SARS-CoV-2. Guanine 201-208 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 32702590-3 2020 In this study, referencing the data published on the Protein Data Bank (PDB ID: 7BV2) on April 22, we conducted a detailed analysis of the interaction between the complex structures of the RNA-dependent RNA polymerase (RdRp) of SARS-CoV-2 and Remdesivir, an antiviral drug, from the quantum chemical perspective based on the fragment molecular orbital (FMO) method. remdesivir 243-253 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 219-223 33084512-7 2022 Computational analyses revealed that the interaction with hesperidin (theoretical binding energies, DeltaGbind = -15.18 kcal/mol to 3CLpro and DeltaGbind = -9.46 kcal/mol to RdRp) remained stable in both enzymes, unveiling its remarkable potential as a possible multitarget antiviral agent to treat COVID-19. Hesperidin 58-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 33076559-7 2020 In addition, we describe base pairs that target the RNA-dependent RNA polymerase (RdRp) of RNA viruses and describe implications for the 2019 novel coronavirus (SARS-CoV-2): When products of oxidative guanine damage are adapted for the ribonucleoside analogs, mimics of oxidative guanine damages, which can form base pairs, may become antiviral agents for SARS-CoV-2. Guanine 280-287 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 33027419-0 2020 Flavonoid glycosides and their putative human metabolites as potential inhibitors of the SARS-CoV-2 main protease (Mpro) and RNA-dependent RNA polymerase (RdRp). Flavonoids 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 33014317-5 2020 Methods: Using some docking methods, RdRP was targeted by Milbemycins (MMs), Ivermectin (IMT), Baloxavir Marboxil (BM), and Tadalafil (TF), a phosphodiesterase type 5 inhibitor. moxidectin 58-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 33014317-5 2020 Methods: Using some docking methods, RdRP was targeted by Milbemycins (MMs), Ivermectin (IMT), Baloxavir Marboxil (BM), and Tadalafil (TF), a phosphodiesterase type 5 inhibitor. moxidectin 71-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 33014317-5 2020 Methods: Using some docking methods, RdRP was targeted by Milbemycins (MMs), Ivermectin (IMT), Baloxavir Marboxil (BM), and Tadalafil (TF), a phosphodiesterase type 5 inhibitor. Ivermectin 77-87 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 33014317-5 2020 Methods: Using some docking methods, RdRP was targeted by Milbemycins (MMs), Ivermectin (IMT), Baloxavir Marboxil (BM), and Tadalafil (TF), a phosphodiesterase type 5 inhibitor. baloxavir 95-113 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 33014317-5 2020 Methods: Using some docking methods, RdRP was targeted by Milbemycins (MMs), Ivermectin (IMT), Baloxavir Marboxil (BM), and Tadalafil (TF), a phosphodiesterase type 5 inhibitor. baloxavir 115-117 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 33014317-5 2020 Methods: Using some docking methods, RdRP was targeted by Milbemycins (MMs), Ivermectin (IMT), Baloxavir Marboxil (BM), and Tadalafil (TF), a phosphodiesterase type 5 inhibitor. Tadalafil 124-133 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 33014317-6 2020 Results: MM-A3 5-oxime (MMA35O), MM-A3 (MMA3), MM-A4 5-oxime (MMA45O), IMT, BM, and TF showed the highest binding affinity to RdRp. mm-a3 5-oxime 9-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 33014317-6 2020 Results: MM-A3 5-oxime (MMA35O), MM-A3 (MMA3), MM-A4 5-oxime (MMA45O), IMT, BM, and TF showed the highest binding affinity to RdRp. mma35o 24-30 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 33014317-6 2020 Results: MM-A3 5-oxime (MMA35O), MM-A3 (MMA3), MM-A4 5-oxime (MMA45O), IMT, BM, and TF showed the highest binding affinity to RdRp. moxidectin 9-14 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 33014317-6 2020 Results: MM-A3 5-oxime (MMA35O), MM-A3 (MMA3), MM-A4 5-oxime (MMA45O), IMT, BM, and TF showed the highest binding affinity to RdRp. mm-a4 5-oxime 47-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 33014317-7 2020 Conclusion: The drugs used in the present computational investigation are effective against the SARS-CoV-2 RdRP with high affinity values especially, milbemycins, ivermectin, and Baloxavir marboxil, which could further be studied in laboratory and clinical trials for saving millions of lives around the world. moxidectin 150-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-111 33014317-7 2020 Conclusion: The drugs used in the present computational investigation are effective against the SARS-CoV-2 RdRP with high affinity values especially, milbemycins, ivermectin, and Baloxavir marboxil, which could further be studied in laboratory and clinical trials for saving millions of lives around the world. Ivermectin 163-173 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-111 33014317-7 2020 Conclusion: The drugs used in the present computational investigation are effective against the SARS-CoV-2 RdRP with high affinity values especially, milbemycins, ivermectin, and Baloxavir marboxil, which could further be studied in laboratory and clinical trials for saving millions of lives around the world. baloxavir 179-197 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-111 32505692-8 2020 Mismatches between at least one Colombian sequence and five oligonucleotides targeting the RdRP and N genes were observed. Oligonucleotides 60-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 91-95 32812340-9 2020 It is, therefore, possible that methylcobalamin binding may prevent association with RNA and NTP and thus inhibit the RdRP activity of nsp12. mecobalamin 32-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 118-122 33027419-5 2020 FINDINGS: Docking analysis, based on the crystal structure of 3CLpro and RdRp, indicated rutin, nicotiflorin, and their glucuronide and sulfate derivatives as potential inhibitors for both proteins. Glucuronides 120-131 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 33027419-7 2020 MAIN CONCLUSIONS: Overall, these results suggest that both flavonoid glycosides and their putative human metabolites can play a key role as inhibitors of the SARS-CoV-2 3CLpro and RdRp. flavonoid glycosides 59-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 180-184 33027419-0 2020 Flavonoid glycosides and their putative human metabolites as potential inhibitors of the SARS-CoV-2 main protease (Mpro) and RNA-dependent RNA polymerase (RdRp). Glycosides 10-20 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 33027419-3 2020 OBJECTIVES: To investigate, in silico, two of the most abundant flavonoid glycosides from Dysphania ambrosioides; a medicinal plant found in many regions of the world, along with some of the putative derivatives of these flavonoid glycosides in the human organism as potential inhibitors of the SARS-CoV-2 3CLpro and RdRp. flavonoid glycosides 64-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 317-321 33027419-4 2020 METHODS: Using a molecular docking approach, the interactions and the binding affinity with SARS-CoV-2 3CLpro and RdRp were predicted for quercetin-3-O-rutinoside (rutin), kaempferol-3-O-rutinoside (nicotiflorin) and some of their glucuronide and sulfate derivatives. quercetin-3-O-rutinoside 138-162 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33027419-4 2020 METHODS: Using a molecular docking approach, the interactions and the binding affinity with SARS-CoV-2 3CLpro and RdRp were predicted for quercetin-3-O-rutinoside (rutin), kaempferol-3-O-rutinoside (nicotiflorin) and some of their glucuronide and sulfate derivatives. quercetin-3-O-rutinoside 152-157 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33027419-4 2020 METHODS: Using a molecular docking approach, the interactions and the binding affinity with SARS-CoV-2 3CLpro and RdRp were predicted for quercetin-3-O-rutinoside (rutin), kaempferol-3-O-rutinoside (nicotiflorin) and some of their glucuronide and sulfate derivatives. kaempferol-3-O-rutinoside 172-197 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33027419-4 2020 METHODS: Using a molecular docking approach, the interactions and the binding affinity with SARS-CoV-2 3CLpro and RdRp were predicted for quercetin-3-O-rutinoside (rutin), kaempferol-3-O-rutinoside (nicotiflorin) and some of their glucuronide and sulfate derivatives. nicotiflorin 199-211 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33027419-4 2020 METHODS: Using a molecular docking approach, the interactions and the binding affinity with SARS-CoV-2 3CLpro and RdRp were predicted for quercetin-3-O-rutinoside (rutin), kaempferol-3-O-rutinoside (nicotiflorin) and some of their glucuronide and sulfate derivatives. Glucuronides 231-242 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33027419-4 2020 METHODS: Using a molecular docking approach, the interactions and the binding affinity with SARS-CoV-2 3CLpro and RdRp were predicted for quercetin-3-O-rutinoside (rutin), kaempferol-3-O-rutinoside (nicotiflorin) and some of their glucuronide and sulfate derivatives. Sulfates 247-254 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 33027419-5 2020 FINDINGS: Docking analysis, based on the crystal structure of 3CLpro and RdRp, indicated rutin, nicotiflorin, and their glucuronide and sulfate derivatives as potential inhibitors for both proteins. nicotiflorin 96-108 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 32943628-6 2020 The coronavirus RdRp complex represents an Achilles heel for SARS-CoV, supporting nucleoside analogues as promising candidates for the treatment of COVID-19. Nucleosides 82-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 16-20 33072018-7 2020 A strong bias in nucleotide usage in fourfold degenerate sites toward uracil residues is seen in ORF1ab of all the studied coronaviruses: both in the ORF1a and in the ORF1b translated thanks to the programmed ribosomal frameshifting that has an efficiency of 14 - 45% in different species. Uracil 70-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-103 32994211-3 2020 We determined the structures for nsp16-nsp10 heterodimers bound to the methyl donor S-adenosylmethionine (SAM), the reaction product S-adenosylhomocysteine (SAH), or the SAH analog sinefungin (SFG). S-Adenosylmethionine 84-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 39-44 32994211-3 2020 We determined the structures for nsp16-nsp10 heterodimers bound to the methyl donor S-adenosylmethionine (SAM), the reaction product S-adenosylhomocysteine (SAH), or the SAH analog sinefungin (SFG). S-Adenosylmethionine 106-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 39-44 32994211-3 2020 We determined the structures for nsp16-nsp10 heterodimers bound to the methyl donor S-adenosylmethionine (SAM), the reaction product S-adenosylhomocysteine (SAH), or the SAH analog sinefungin (SFG). S-Adenosylhomocysteine 133-155 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 39-44 32994211-3 2020 We determined the structures for nsp16-nsp10 heterodimers bound to the methyl donor S-adenosylmethionine (SAM), the reaction product S-adenosylhomocysteine (SAH), or the SAH analog sinefungin (SFG). sinefungin 181-191 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 39-44 32994211-3 2020 We determined the structures for nsp16-nsp10 heterodimers bound to the methyl donor S-adenosylmethionine (SAM), the reaction product S-adenosylhomocysteine (SAH), or the SAH analog sinefungin (SFG). sinefungin 193-196 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 39-44 32994211-4 2020 We also solved structures for nsp16-nsp10 in complex with the methylated Cap-0 analog m7GpppA and either SAM or SAH. m7GpppA 86-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-41 32783916-9 2020 We also observe ADP-Mg2+ bound in the nsp12 N-terminal nidovirus RdRp-associated nucleotidyltransferase domain, detailing a new pocket for anti-viral therapy development. Adenosine Diphosphate 16-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 65-69 32783916-9 2020 We also observe ADP-Mg2+ bound in the nsp12 N-terminal nidovirus RdRp-associated nucleotidyltransferase domain, detailing a new pocket for anti-viral therapy development. magnesium ion 20-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 65-69 33824130-12 2020 We have checked Thymoquinone as ligand for various targets of 2019-nCoV (receptor binding domain of spike, RNA polymerase, protease, Nsp9 RNA binding protein, nucleocapsid phosphoprotein, endoribonuclease) by protein-ligand docking server SwissDoc. thymoquinone 16-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 133-137 32563812-1 2020 Remdesivir (GS-5734), a viral RNA-dependent RNA polymerase (RdRP) inhibitor that can be used to treat a variety of RNA virus infections, is expected to be an effective treatment for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 60-64 32887884-4 2020 Moreover, combined application of GC376 with Remdesivir, a nucleotide analogue that inhibits viral RNA dependent RNA polymerase (RdRp), results in sterilizing additive effect. remdesivir 45-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-133 32521159-3 2020 Here, we used molecular dynamics simulations and free energy perturbation methods to study the inhibition mechanism of remdesivir to its target SARS-CoV-2 virus RNA-dependent RNA polymerase (RdRp). remdesivir 119-129 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 191-195 32835632-0 2021 In silico validation of coumarin derivatives as potential inhibitors against Main Protease, NSP10/NSP16-Methyltransferase, Phosphatase and Endoribonuclease of SARS CoV-2. coumarin 24-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 92-97 32428392-7 2020 Additionally, naphthalene based PLpro inhibitors are shown to be effective at halting SARS-CoV-2 PLpro activity as well as SARS-CoV-2 replication. naphthalene 14-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 32-37 32428392-7 2020 Additionally, naphthalene based PLpro inhibitors are shown to be effective at halting SARS-CoV-2 PLpro activity as well as SARS-CoV-2 replication. naphthalene 14-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-102 32824072-4 2020 Furthermore, CQ and HCQ also influenced the proofreading and capping of viral RNA in SARS-CoV-2, performed by nsp10/nsp14 and nsp10/nsp16. Chloroquine 13-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 32824072-4 2020 Furthermore, CQ and HCQ also influenced the proofreading and capping of viral RNA in SARS-CoV-2, performed by nsp10/nsp14 and nsp10/nsp16. Chloroquine 13-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-131 32824072-4 2020 Furthermore, CQ and HCQ also influenced the proofreading and capping of viral RNA in SARS-CoV-2, performed by nsp10/nsp14 and nsp10/nsp16. Hydroxychloroquine 20-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 32824072-4 2020 Furthermore, CQ and HCQ also influenced the proofreading and capping of viral RNA in SARS-CoV-2, performed by nsp10/nsp14 and nsp10/nsp16. Hydroxychloroquine 20-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-131 32521159-9 2020 The ~100-fold improvement in the Kd from remdesivir over ATP indicates an effective replacement of ATP in blocking of the RdRp preinsertion site. remdesivir 41-51 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 122-126 32521159-9 2020 The ~100-fold improvement in the Kd from remdesivir over ATP indicates an effective replacement of ATP in blocking of the RdRp preinsertion site. Adenosine Triphosphate 57-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 122-126 32521159-9 2020 The ~100-fold improvement in the Kd from remdesivir over ATP indicates an effective replacement of ATP in blocking of the RdRp preinsertion site. Adenosine Triphosphate 99-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 122-126 32521159-5 2020 We then built a putative preinsertion binding structure by aligning the remdesivir + RdRp complex to the ATP bound poliovirus RdRp without the RNA template. remdesivir 72-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 85-89 32521159-5 2020 We then built a putative preinsertion binding structure by aligning the remdesivir + RdRp complex to the ATP bound poliovirus RdRp without the RNA template. remdesivir 72-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 32521159-5 2020 We then built a putative preinsertion binding structure by aligning the remdesivir + RdRp complex to the ATP bound poliovirus RdRp without the RNA template. Adenosine Triphosphate 105-108 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 32521159-7 2020 The resulting stable preinsertion state of remdesivir appeared to form hydrogen bonds with the RNA template when aligned with the newly solved cryo-EM structure of SARS-CoV-2 RdRp. remdesivir 43-53 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 175-179 32521159-8 2020 The relative binding free energy between remdesivir and ATP was calculated to be -2.80 +- 0.84 kcal/mol, where remdesivir bound much stronger to SARS-CoV-2 RdRp than the natural substrate ATP. remdesivir 41-51 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-160 32521159-8 2020 The relative binding free energy between remdesivir and ATP was calculated to be -2.80 +- 0.84 kcal/mol, where remdesivir bound much stronger to SARS-CoV-2 RdRp than the natural substrate ATP. Adenosine Triphosphate 56-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-160 32521159-8 2020 The relative binding free energy between remdesivir and ATP was calculated to be -2.80 +- 0.84 kcal/mol, where remdesivir bound much stronger to SARS-CoV-2 RdRp than the natural substrate ATP. remdesivir 111-121 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-160 32752938-7 2021 Similar analysis with RdRp showed that eltrombopag, tipranavir, ergotamine, and conivaptan bound to the enzyme with high binding free energies. eltrombopag 39-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-26 32783586-5 2021 The RNA dependent RNA polymerase (RdRp) protein was selected as the target protein as favipiravir inhibits this protein in the human body. favipiravir 86-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 32783586-7 2021 Then, the inhibition properties of selected drug candidates and favipiravir were examined in detail against SARS-CoV-2 RdRp proteins. favipiravir 64-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 32821086-10 2020 The nucleoside analog inhibits the viral RNA-dependent RNA polymerase (RdRp) by competing with the usual counterpart adenosine triphosphate (ATP). Nucleosides 4-14 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 71-75 32821086-10 2020 The nucleoside analog inhibits the viral RNA-dependent RNA polymerase (RdRp) by competing with the usual counterpart adenosine triphosphate (ATP). Adenosine 117-126 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 71-75 32821086-10 2020 The nucleoside analog inhibits the viral RNA-dependent RNA polymerase (RdRp) by competing with the usual counterpart adenosine triphosphate (ATP). Adenosine Triphosphate 141-144 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 71-75 32752938-7 2021 Similar analysis with RdRp showed that eltrombopag, tipranavir, ergotamine, and conivaptan bound to the enzyme with high binding free energies. tipranavir 52-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-26 32633733-1 2020 Using a combination of enhanced sampling molecular dynamics techniques and non-equilibrium alchemical transformations with full atomistic details, we have shown that hydroxychloroquine (HCQ) may act as a mild inhibitor of important functional proteins for SARS-CoV2 replication, with potency increasing in the series PLpro, 3CLpro, RdRp. Hydroxychloroquine 166-184 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 317-322 32633733-1 2020 Using a combination of enhanced sampling molecular dynamics techniques and non-equilibrium alchemical transformations with full atomistic details, we have shown that hydroxychloroquine (HCQ) may act as a mild inhibitor of important functional proteins for SARS-CoV2 replication, with potency increasing in the series PLpro, 3CLpro, RdRp. Hydroxychloroquine 166-184 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 332-336 32752938-7 2021 Similar analysis with RdRp showed that eltrombopag, tipranavir, ergotamine, and conivaptan bound to the enzyme with high binding free energies. Ergotamine 64-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-26 32633733-1 2020 Using a combination of enhanced sampling molecular dynamics techniques and non-equilibrium alchemical transformations with full atomistic details, we have shown that hydroxychloroquine (HCQ) may act as a mild inhibitor of important functional proteins for SARS-CoV2 replication, with potency increasing in the series PLpro, 3CLpro, RdRp. Hydroxychloroquine 186-189 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 317-322 32633733-1 2020 Using a combination of enhanced sampling molecular dynamics techniques and non-equilibrium alchemical transformations with full atomistic details, we have shown that hydroxychloroquine (HCQ) may act as a mild inhibitor of important functional proteins for SARS-CoV2 replication, with potency increasing in the series PLpro, 3CLpro, RdRp. Hydroxychloroquine 186-189 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 332-336 32752938-7 2021 Similar analysis with RdRp showed that eltrombopag, tipranavir, ergotamine, and conivaptan bound to the enzyme with high binding free energies. conivaptan 80-90 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-26 32387040-5 2020 Coronaviruses are a family of positive-strand RNA viruses with conserved polymerase, so SARS-CoV-2 RdRp is very likely to be effectively inhibited by sofosbuvir. Sofosbuvir 150-160 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 32850963-7 2020 We found that the naphthalene-based ligand shows strong potential as an inhibitor of CoV2 PLpro by binding at the putative naphthalene inhibitor binding site in both computational predictions and experimental assays. naphthalene 18-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 32850963-7 2020 We found that the naphthalene-based ligand shows strong potential as an inhibitor of CoV2 PLpro by binding at the putative naphthalene inhibitor binding site in both computational predictions and experimental assays. naphthalene 123-134 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 32850963-9 2020 The other ligand, chemotherapy drug 6-mercaptopurine (6MP), showed little to no stable intermolecular interaction with PLpro and quickly dissociated or remained highly mobile. Mercaptopurine 36-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-124 32850963-9 2020 The other ligand, chemotherapy drug 6-mercaptopurine (6MP), showed little to no stable intermolecular interaction with PLpro and quickly dissociated or remained highly mobile. Mercaptopurine 54-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-124 32562705-2 2020 We previously demonstrated that five nucleotide analogues inhibit the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), including the active triphosphate forms of Sofosbuvir, Alovudine, Zidovudine, Tenofovir alafenamide and Emtricitabine. triphosphoric acid 139-151 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32562705-2 2020 We previously demonstrated that five nucleotide analogues inhibit the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), including the active triphosphate forms of Sofosbuvir, Alovudine, Zidovudine, Tenofovir alafenamide and Emtricitabine. Sofosbuvir 161-171 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32562705-2 2020 We previously demonstrated that five nucleotide analogues inhibit the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), including the active triphosphate forms of Sofosbuvir, Alovudine, Zidovudine, Tenofovir alafenamide and Emtricitabine. Zidovudine 184-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32562705-2 2020 We previously demonstrated that five nucleotide analogues inhibit the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), including the active triphosphate forms of Sofosbuvir, Alovudine, Zidovudine, Tenofovir alafenamide and Emtricitabine. tenofovir alafenamide 196-217 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32562705-2 2020 We previously demonstrated that five nucleotide analogues inhibit the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp), including the active triphosphate forms of Sofosbuvir, Alovudine, Zidovudine, Tenofovir alafenamide and Emtricitabine. Emtricitabine 222-235 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32246834-4 2020 Favipiravir, a purine nucleic acid analog and potent RdRp inhibitor approved for use in influenza, is also considered in several clinical trials. favipiravir 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 33062954-1 2020 SARS-CoV-2 encoded papain-like protease (PLpro) harbors a labile Zn site (Cys189-X-X-Cys192-X n -Cys224-X-Cys226) and a classic catalytic site (Cys111-His272-Asp286), which play key roles for viral replication and hence represent promising drug targets. Zinc 65-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-46 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Sulfur 24-30 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 137-142 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Sulfur 24-30 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 176-181 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Peptides 47-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 137-142 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Peptides 47-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 176-181 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Cysteine 83-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 137-142 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Cysteine 83-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 176-181 33062954-2 2020 In this Viewpoint, both sulfur-based drugs and peptides-based inhibitors may block Cys residues in the catalytic and/or Zn site of CoV-2-PLpro, leading to dysfunction of CoV-2-PLpro and thereby halting viral replication. Zinc 120-122 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 137-142 32709886-3 2020 We report here the high-resolution structure of a ternary complex of SARS-CoV-2 nsp16 and nsp10 in the presence of cognate RNA substrate analogue and methyl donor, S-adenosyl methionine (SAM). S-Adenosylmethionine 164-185 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 32729392-4 2021 Molecular docking on 40 derivatives of standard drugs (Remdesivir, Lopinavir and Theophylline) led to the identification of R10, R2 and L9 as potential inhibitors of 3CLpro, PLpro and Spike protein, respectively. remdesivir 55-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-179 32729392-4 2021 Molecular docking on 40 derivatives of standard drugs (Remdesivir, Lopinavir and Theophylline) led to the identification of R10, R2 and L9 as potential inhibitors of 3CLpro, PLpro and Spike protein, respectively. Lopinavir 67-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-179 32729392-4 2021 Molecular docking on 40 derivatives of standard drugs (Remdesivir, Lopinavir and Theophylline) led to the identification of R10, R2 and L9 as potential inhibitors of 3CLpro, PLpro and Spike protein, respectively. Theophylline 81-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-179 32720577-11 2021 Further, a 150-ns molecular dynamic simulation revealed that EGCG, TF2a, TF2b, TF3 result in highly stable bound conformations with RdRp. epigallocatechin gallate 61-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-136 32720577-14 2021 Overall, our results suggest that EGCG, TF2a, TF2b, TF3 can inhibit RdRp and represent an effective therapy for COVID-19. epigallocatechin gallate 34-38 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 68-72 32718300-0 2021 In Silico Identification of a Potent Arsenic Based Approved Drug Darinaparsin against SARS-CoV-2: Inhibitor of RNA Dependent RNA polymerase (RdRp) and Essential Proteases. Arsenic 37-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-145 32718300-0 2021 In Silico Identification of a Potent Arsenic Based Approved Drug Darinaparsin against SARS-CoV-2: Inhibitor of RNA Dependent RNA polymerase (RdRp) and Essential Proteases. darinaparsin 65-77 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-145 32718300-5 2021 RESULTS: Based on the lower idock score in the catalytic pocket of RdRp, darinaparsin (-82.52 kcal/mol) revealed most effective among them. darinaparsin 73-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 67-71 32720577-0 2021 Plant-derived natural polyphenols as potential antiviral drugs against SARS-CoV-2 via RNA-dependent RNA polymerase (RdRp) inhibition: an in-silico analysis. Polyphenols 22-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-120 32720577-5 2021 Interestingly, several plant-derived polyphenols effectively inhibit the RdRp of other RNA viruses. Polyphenols 37-48 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 32720577-7 2021 We were curious to study the binding of polyphenols with SARS-CoV-2 RdRp and assess their potential to treat COVID-19. Polyphenols 40-51 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 68-72 32709886-3 2020 We report here the high-resolution structure of a ternary complex of SARS-CoV-2 nsp16 and nsp10 in the presence of cognate RNA substrate analogue and methyl donor, S-adenosyl methionine (SAM). S-Adenosylmethionine 187-190 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 32709886-4 2020 The nsp16/nsp10 heterodimer is captured in the act of 2"-O methylation of the ribose sugar of the first nucleotide of SARS-CoV-2 mRNA. ribose sugar 78-90 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 10-15 32709887-4 2020 Here we show the crystal structure of the nsp10-nsp16 complex bound to the pan-MTase inhibitor sinefungin in the active site. sinefungin 95-105 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 42-47 32691680-5 2021 The compounds cryptophycin 1, cryptophycin 52 and deoxycylindrospermopsin were observed to display encouraging binding energy scores with the PLpro of SARS-CoV-2. cryptophycin 14-26 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-147 32793181-5 2020 Out of 113 quinoline-drugs, elvitegravir and oxolinic acid are able to interact with the NTP entry-channel and thus interfere with the RNA-directed 5"-3" polymerase activity of SARS-CoV-2 RdRp. quinoline 11-20 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-192 32793181-5 2020 Out of 113 quinoline-drugs, elvitegravir and oxolinic acid are able to interact with the NTP entry-channel and thus interfere with the RNA-directed 5"-3" polymerase activity of SARS-CoV-2 RdRp. elvitegravir 28-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-192 32793181-5 2020 Out of 113 quinoline-drugs, elvitegravir and oxolinic acid are able to interact with the NTP entry-channel and thus interfere with the RNA-directed 5"-3" polymerase activity of SARS-CoV-2 RdRp. Oxolinic Acid 45-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-192 32578982-0 2020 Molecular Basis for ADP-Ribose Binding to the Mac1 Domain of SARS-CoV-2 nsp3. Adenosine Diphosphate Ribose 20-30 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 72-76 32754651-10 2020 Interestingly, some of the identified drugs (Ornipressin, Lypressin, Examorelin, Polymyxin B1) bind strongly within the binding pockets of both forms of RdRp. hexarelin 69-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 32691680-5 2021 The compounds cryptophycin 1, cryptophycin 52 and deoxycylindrospermopsin were observed to display encouraging binding energy scores with the PLpro of SARS-CoV-2. cryptophycin 30-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-147 32691680-5 2021 The compounds cryptophycin 1, cryptophycin 52 and deoxycylindrospermopsin were observed to display encouraging binding energy scores with the PLpro of SARS-CoV-2. deoxy-cylindrospermopsin 50-73 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-147 32619162-7 2021 p28 interacted with all the three viral proteins and the host ACE-2 receptor by forming several electrostatic and hydrogen bonds with the S-protein, 3CLpro, and PLpro. Hydrogen 114-122 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 161-166 32686993-5 2021 Among the predicted drugs compounds, clemizole, monorden, spironolactone and tanespimycin showed high binding energies; among the studied repurposing compounds, remdesivir, simeprevir and valinomycin showed high binding energies; among the predicted acidic compounds, acetylursolic acid and hardwickiic acid gave high binding energies; while among the studied anthraquinones and glycosides compounds, ellagitannin and friedelanone showed high binding energies against 3-Chymotrypsin-like protease (3CLpro), Papain-like protease (PLpro), helicase (nsp13), RNA-dependent RNA polymerase (nsp12), 2"-O-ribose methyltransferase (nsp16) of SARS-CoV-2 and DNA-PK and CK2alpha in human. remdesivir 161-171 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 529-534 32222463-0 2020 Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir against SARS-CoV-2 RNA dependent RNA polymerase (RdRp): A molecular docking study. Ribavirin 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32222463-0 2020 Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir against SARS-CoV-2 RNA dependent RNA polymerase (RdRp): A molecular docking study. remdesivir 11-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32222463-0 2020 Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir against SARS-CoV-2 RNA dependent RNA polymerase (RdRp): A molecular docking study. Sofosbuvir 23-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32222463-0 2020 Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir against SARS-CoV-2 RNA dependent RNA polymerase (RdRp): A molecular docking study. galidesivir 35-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32222463-0 2020 Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir against SARS-CoV-2 RNA dependent RNA polymerase (RdRp): A molecular docking study. Tenofovir 52-61 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 32222463-6 2020 KEY FINDINGS: The results suggest the effectiveness of Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir as potent drugs against SARS-CoV-2 since they tightly bind to its RdRp. Ribavirin 55-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-187 32222463-6 2020 KEY FINDINGS: The results suggest the effectiveness of Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir as potent drugs against SARS-CoV-2 since they tightly bind to its RdRp. remdesivir 66-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-187 32222463-6 2020 KEY FINDINGS: The results suggest the effectiveness of Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir as potent drugs against SARS-CoV-2 since they tightly bind to its RdRp. Sofosbuvir 78-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-187 32222463-6 2020 KEY FINDINGS: The results suggest the effectiveness of Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir as potent drugs against SARS-CoV-2 since they tightly bind to its RdRp. galidesivir 90-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-187 32222463-6 2020 KEY FINDINGS: The results suggest the effectiveness of Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir as potent drugs against SARS-CoV-2 since they tightly bind to its RdRp. Tenofovir 107-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 183-187 32743211-2 2020 Using a combination of bioinformatics and computational tools, we modelled the 3D structure of the RdRp (RNA-dependent RNA polymerase) of SARS-CoV2 (severe acute respiratory syndrome coronavirus-2) and predicted its probable GTP binding pocket in the active site. Guanosine Triphosphate 225-228 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 32676607-9 2020 We also observe ADP-Mg2+ bound in the nsp12 N-terminal nidovirus RdRp-associated nucleotidyltransferase domain, detailing a new pocket for anti-viral therapeutic development. Adenosine Diphosphate 16-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 65-69 32676607-9 2020 We also observe ADP-Mg2+ bound in the nsp12 N-terminal nidovirus RdRp-associated nucleotidyltransferase domain, detailing a new pocket for anti-viral therapeutic development. magnesium ion 20-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 65-69 32754599-5 2020 However, remdesivir, an inhibitor of RNA-dependent RNA polymerase (RdRp), has appeared as an auspicious antiviral drug. remdesivir 9-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 67-71 32358203-2 2020 Replication of SARS-CoV-2 requires the viral RNA-dependent RNA polymerase (RdRp) enzyme, a target of the antiviral drug remdesivir. remdesivir 120-130 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-79 32597315-4 2021 The binding patterns of these drugs were superior to the previously identified SARS CoV PLpro inhibitor, 6-mercaptopurine (6-MP), suggesting a potential for repurposing these drugs to treat COVID-19. Mercaptopurine 105-121 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-93 32597315-4 2021 The binding patterns of these drugs were superior to the previously identified SARS CoV PLpro inhibitor, 6-mercaptopurine (6-MP), suggesting a potential for repurposing these drugs to treat COVID-19. Mercaptopurine 123-127 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-93 32597315-7 2021 Phenformin, quercetin, and ritonavir all demonstrated prospective binding affinities for COVID-19 PLpro over 50 ns MD simulations, with binding energy values of -56.6, -40.9, and -37.6 kcal/mol, respectively. Phenformin 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-103 32597315-7 2021 Phenformin, quercetin, and ritonavir all demonstrated prospective binding affinities for COVID-19 PLpro over 50 ns MD simulations, with binding energy values of -56.6, -40.9, and -37.6 kcal/mol, respectively. Quercetin 12-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-103 32597315-7 2021 Phenformin, quercetin, and ritonavir all demonstrated prospective binding affinities for COVID-19 PLpro over 50 ns MD simulations, with binding energy values of -56.6, -40.9, and -37.6 kcal/mol, respectively. Ritonavir 27-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-103 32358203-3 2020 Here we report the cryo-electron microscopy structure of the SARS-CoV-2 RdRp, both in the apo form at 2.8-angstrom resolution and in complex with a 50-base template-primer RNA and remdesivir at 2.5-angstrom resolution. remdesivir 180-190 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 72-76 32358203-4 2020 The complex structure reveals that the partial double-stranded RNA template is inserted into the central channel of the RdRp, where remdesivir is covalently incorporated into the primer strand at the first replicated base pair, and terminates chain elongation. remdesivir 132-142 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-124 32392072-6 2020 Furthermore, we demonstrate the binding poses of three viral RdRp inhibitors (Galidesivir, Favipiravir, and Penciclovir), which were recently reported to have clinical significance for SARS-CoV-2. galidesivir 78-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-65 32475223-3 2021 The present work is an effort for a computational target to block the residual binding protein (RBP) on spike proteins (S), Angiotensin-Converting Enzyme 2 (ACE2) receptor proteins by probiotics namely Plantaricin BN, Plantaricin JLA-9, Plantaricin W, Plantaricin D along with RNA-dependent RNA polymerase (RdRp). plantaricin 202-213 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 307-311 32475223-3 2021 The present work is an effort for a computational target to block the residual binding protein (RBP) on spike proteins (S), Angiotensin-Converting Enzyme 2 (ACE2) receptor proteins by probiotics namely Plantaricin BN, Plantaricin JLA-9, Plantaricin W, Plantaricin D along with RNA-dependent RNA polymerase (RdRp). plantaricin 218-229 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 307-311 32475223-3 2021 The present work is an effort for a computational target to block the residual binding protein (RBP) on spike proteins (S), Angiotensin-Converting Enzyme 2 (ACE2) receptor proteins by probiotics namely Plantaricin BN, Plantaricin JLA-9, Plantaricin W, Plantaricin D along with RNA-dependent RNA polymerase (RdRp). plantaricin 218-229 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 307-311 32475223-3 2021 The present work is an effort for a computational target to block the residual binding protein (RBP) on spike proteins (S), Angiotensin-Converting Enzyme 2 (ACE2) receptor proteins by probiotics namely Plantaricin BN, Plantaricin JLA-9, Plantaricin W, Plantaricin D along with RNA-dependent RNA polymerase (RdRp). Plantaricin D 252-265 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 307-311 32475223-6 2021 Plantaricin W, D, and JLA-9 were able to block the residues (THR556, ALA558) surrounding the deep grove catalytic site (VAL557) of RdRp making them more therapeutically active for COVID-19. plantaricin 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 131-135 32475223-7 2021 Molecular dynamics studies further strengthen stability of the complexes of plantaricin w and SARS-CoV-2 RdRp enzyme, RBD of spike protein, and human ACE2 receptor. Plantaricin W 76-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 32475223-8 2021 The present study present multi-way options either by blocking RBD on S proteins or interaction of S protein with ACE2 receptor proteins or inhibiting RdRp to counter any effect of COVID-19 by Plantaricin molecules paving a way that can be useful in the treatment of COVID-19 until some better option will be available.Communicated by Ramaswamy H. Sarma. plantaricin 193-204 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 151-155 32517353-4 2020 As a computationally predicted, remdesivir-like inhibitor of RNA-dependent RNA polymerase (RdRp)-the central component of the replication/transcription machinery of SARS-CoV-2-silibinin is expected to reduce viral load and impede delayed interferon responses. remdesivir 32-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 91-95 32392072-6 2020 Furthermore, we demonstrate the binding poses of three viral RdRp inhibitors (Galidesivir, Favipiravir, and Penciclovir), which were recently reported to have clinical significance for SARS-CoV-2. favipiravir 91-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-65 32392072-6 2020 Furthermore, we demonstrate the binding poses of three viral RdRp inhibitors (Galidesivir, Favipiravir, and Penciclovir), which were recently reported to have clinical significance for SARS-CoV-2. penciclovir 108-119 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-65 32283108-0 2020 Remdesivir and SARS-CoV-2: Structural requirements at both nsp12 RdRp and nsp14 Exonuclease active-sites. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 65-69 32283108-3 2020 To date, the most promising broad-spectrum class of viral RdRp inhibitors are nucleoside analogues (NAs), with over 25 approved for the treatment of several medically important viral diseases. Nucleosides 78-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 58-62 32283108-8 2020 Additionally, we propose structural and function implications of two previously identified RdRp resistance mutations in relation to resistance against Remdesivir. remdesivir 151-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 91-95 32284326-2 2020 Replication of SARS-CoV-2 depends on the viral RNA-dependent RNA polymerase (RdRp), which is the likely target of the investigational nucleotide analogue remdesivir (RDV). remdesivir 154-164 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 32167173-4 2020 We found that theaflavin has a lower idock score in the catalytic pocket of RdRp in SARS-CoV-2 (-9.11 kcal/mol), SARS-CoV (-8.03 kcal/mol), and MERS-CoV (-8.26 kcal/mol) from idock. theaflavin 14-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 32167173-5 2020 To confirm the result, we discovered that theaflavin has lower binding energy of -8.8 kcal/mol when it docks in the catalytic pocket of SARS-CoV-2 RdRp by using the Blind Docking server. theaflavin 42-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-151 32167173-6 2020 Regarding contact modes, hydrophobic interactions contribute significantly in binding and additional hydrogen bonds were found between theaflavin and RdRp. Hydrogen 101-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 32167173-6 2020 Regarding contact modes, hydrophobic interactions contribute significantly in binding and additional hydrogen bonds were found between theaflavin and RdRp. theaflavin 135-145 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 32167173-8 2020 Our results suggest that theaflavin could be a potential SARS-CoV-2 RdRp inhibitor for further study. theaflavin 25-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 68-72 32167180-6 2020 Although overall variation in open-reading frame (ORF) regions is low, 13 variation sites in 1a, 1b, S, 3a, M, 8, and N regions were identified, among which positions nt28144 in ORF 8 and nt8782 in ORF 1a showed mutation rate of 30.53% (29/95) and 29.47% (28/95), respectively. nt28144 167-174 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-204 32836709-8 2021 Results: Among known inhibitors, remdesivir was found to have the highest affinity for the active site of the RdRp. remdesivir 33-43 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-114 32836709-12 2021 While nucleoside analogs compete with the natural substrate of RdRp, thereby terminating RNA replication, other compounds would physically block entry of the natural substrates into the active site. Nucleosides 6-16 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 63-67 32511380-6 2020 The coronavirus RdRp complex represents an Achilles heel for SARS-CoV, supporting nucleoside analogues as promising candidates for the treatment of COVID-19. Nucleosides 82-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 16-20 32284326-2 2020 Replication of SARS-CoV-2 depends on the viral RNA-dependent RNA polymerase (RdRp), which is the likely target of the investigational nucleotide analogue remdesivir (RDV). remdesivir 166-169 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 32284326-5 2020 Enzyme kinetics indicated that this RdRp efficiently incorporates the active triphosphate form of RDV (RDV-TP) into RNA. triphosphoric acid 77-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-40 32284326-5 2020 Enzyme kinetics indicated that this RdRp efficiently incorporates the active triphosphate form of RDV (RDV-TP) into RNA. remdesivir 98-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-40 32284326-5 2020 Enzyme kinetics indicated that this RdRp efficiently incorporates the active triphosphate form of RDV (RDV-TP) into RNA. remdesivir 103-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 36-40 32284326-10 2020 Furthermore, we provide evidence for the target specificity of RDV, as RDV-TP was less efficiently incorporated by the distantly related Lassa virus RdRp, and termination of RNA synthesis was not observed. remdesivir 63-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 149-153 32284326-10 2020 Furthermore, we provide evidence for the target specificity of RDV, as RDV-TP was less efficiently incorporated by the distantly related Lassa virus RdRp, and termination of RNA synthesis was not observed. remdesivir 71-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 149-153 32336957-3 2020 Results: In this study, we applied bioinformatic biodata mining methods to detect CDS and protein sequences of ORF1ab polyprotein of SARS-CoV-2 isolated from oronasopharynx of an Iranian patient. Cadmium 82-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-129 32277040-2 2020 The RNA-dependent RNA polymerase [(RdRp), also named nsp12] is the central component of coronaviral replication and transcription machinery, and it appears to be a primary target for the antiviral drug remdesivir. remdesivir 202-212 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-39 32397643-2 2020 The nsp16 catalytic subunit of the 2"-O-MTase is unusual in its requirement for a stimulatory subunit (nsp10) to catalyze the ribose 2"-O-methylation of the viral RNA cap. Ribose 126-132 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 103-108 32419838-3 2020 Indeed, the RNA-dependent RNA-polymerases (RdRp) of the two viruses show high sequence and structural homology, supporting the likelihood of binding the Sofosbuvir molecule with similar efficiency. Sofosbuvir 153-163 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 43-47 32336957-5 2020 The results revealed that the identified ORF1ab polyprotein belongs to a part of nonstructural protein 1 (nsp1) with the high antigenicity residues in a glycine-proline or hydrophobic amino acid rich domain. Glycine 153-160 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-59 32336957-5 2020 The results revealed that the identified ORF1ab polyprotein belongs to a part of nonstructural protein 1 (nsp1) with the high antigenicity residues in a glycine-proline or hydrophobic amino acid rich domain. Proline 161-168 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-59 33821277-3 2021 The structure shows a highly basic and concave surface flanking the active site, comprising several Lys residues of nsp14 and the N-terminal amino group of nsp10. Lysine 100-103 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-161 32511320-3 2020 Here, using polymerase extension experiments, we have demonstrated that the active triphosphate form of Sofosbuvir (a key component of the FDA approved hepatitis C drug EPCLUSA), is incorporated by SARS-CoV-2 RdRp, and blocks further incorporation. triphosphoric acid 83-95 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 209-213 32511320-3 2020 Here, using polymerase extension experiments, we have demonstrated that the active triphosphate form of Sofosbuvir (a key component of the FDA approved hepatitis C drug EPCLUSA), is incorporated by SARS-CoV-2 RdRp, and blocks further incorporation. Sofosbuvir 104-114 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 209-213 32511320-4 2020 Using the same molecular insight, we selected the active triphosphate forms of three other anti-viral agents, Alovudine, AZT (an FDA approved HIV/AIDS drug) and Tenofovir alafenamide (TAF, an FDA approved drug for HIV and hepatitis B) for evaluation as inhibitors of SARS-CoV-2 RdRp. triphosphoric acid 57-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 278-282 32511320-4 2020 Using the same molecular insight, we selected the active triphosphate forms of three other anti-viral agents, Alovudine, AZT (an FDA approved HIV/AIDS drug) and Tenofovir alafenamide (TAF, an FDA approved drug for HIV and hepatitis B) for evaluation as inhibitors of SARS-CoV-2 RdRp. tenofovir alafenamide 161-182 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 278-282 32511320-5 2020 We demonstrated the ability of these three viral polymerase inhibitors, 3"-fluoro-3"-deoxythymidine triphosphate, 3"-azido-3"-deoxythymidine triphosphate and Tenofovir diphosphate (the active triphosphate forms of Alovudine, AZT and TAF, respectively) to be incorporated by SARS-CoV-2 RdRp, where they also terminate further polymerase extension. tenofovir diphosphate 158-179 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 32511320-5 2020 We demonstrated the ability of these three viral polymerase inhibitors, 3"-fluoro-3"-deoxythymidine triphosphate, 3"-azido-3"-deoxythymidine triphosphate and Tenofovir diphosphate (the active triphosphate forms of Alovudine, AZT and TAF, respectively) to be incorporated by SARS-CoV-2 RdRp, where they also terminate further polymerase extension. triphosphoric acid 100-112 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 33020707-0 2020 Structural Insight into the Recognition of S-Adenosyl-L-Homocysteine and Sinefungin in SARS-CoV-2 Nsp16/Nsp10 RNA Cap 2"-O-Methyltransferase. S-Adenosylhomocysteine 43-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 104-109 33020707-0 2020 Structural Insight into the Recognition of S-Adenosyl-L-Homocysteine and Sinefungin in SARS-CoV-2 Nsp16/Nsp10 RNA Cap 2"-O-Methyltransferase. sinefungin 73-83 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 104-109 33020707-4 2020 In the present study, molecular recognition between the two natural nucleoside analogs (S-adenosyl-L-homocysteine (SAH) and sinefungin (SFG)) and the SARS-CoV-2 nsp16/nsp10/m7GpppAC5 was studied using all-atom molecular dynamics simulations and free energy calculations based on MM/GBSA and WaterSwap approaches. Nucleosides 68-78 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 167-172 33020707-4 2020 In the present study, molecular recognition between the two natural nucleoside analogs (S-adenosyl-L-homocysteine (SAH) and sinefungin (SFG)) and the SARS-CoV-2 nsp16/nsp10/m7GpppAC5 was studied using all-atom molecular dynamics simulations and free energy calculations based on MM/GBSA and WaterSwap approaches. S-Adenosylhomocysteine 88-113 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 167-172 33020707-4 2020 In the present study, molecular recognition between the two natural nucleoside analogs (S-adenosyl-L-homocysteine (SAH) and sinefungin (SFG)) and the SARS-CoV-2 nsp16/nsp10/m7GpppAC5 was studied using all-atom molecular dynamics simulations and free energy calculations based on MM/GBSA and WaterSwap approaches. sinefungin 124-134 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 167-172 33020707-4 2020 In the present study, molecular recognition between the two natural nucleoside analogs (S-adenosyl-L-homocysteine (SAH) and sinefungin (SFG)) and the SARS-CoV-2 nsp16/nsp10/m7GpppAC5 was studied using all-atom molecular dynamics simulations and free energy calculations based on MM/GBSA and WaterSwap approaches. sinefungin 136-139 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 167-172 33102688-5 2020 Our results demonstrate that remdesivir shows the best binding energy on RdRp and saquinvir is the best inhibitor of M pro . remdesivir 29-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 33792836-3 2021 In this study, we theorize, using computational simulations, novel mechanisms that may underlie the binding of Rem-P3 to SARS-CoV-2 RdRp-NSPs complex; a multimeric assembly that drives viral RNA replication in human hosts. rem-p3 111-117 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 132-136 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. azadirachtin 6-18 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. columbin 20-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. cirsilineol 30-41 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. nimbiol 43-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. NIMBOCINOL 52-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. Chloroquine 174-185 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. Lamivudine 187-197 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. favipiravir 199-210 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-8 2021 Aloe, azadirachtin, columbin, cirsilineol, nimbiol, nimbocinol and sage exhibited highest binding affinity and interacted with active sites of RdRp surpassing the ability of chloroquine, lamivudine, favipiravir and remdesivir to target the same. remdesivir 215-225 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 33815808-13 2021 Non-bonded distance was found to be short enough to form hydrogen bonding or hydrophobic interactions which revealed that these target compounds can strongly bind with RdRp. Hydrogen 57-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 168-172 33825097-8 2022 More surprisingly the top hit, Fonsecin, has naphthalene moiety in its structure, which recruits Tyr268 of SARS-CoV2-PLpro (and Tyr269 of SARS-CoV-PLpro) and has binding energy at par with control (GRL0617). naphthalene 45-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-122 33825097-8 2022 More surprisingly the top hit, Fonsecin, has naphthalene moiety in its structure, which recruits Tyr268 of SARS-CoV2-PLpro (and Tyr269 of SARS-CoV-PLpro) and has binding energy at par with control (GRL0617). naphthalene 45-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-152 32511290-3 2020 Ongoing clinical trials include Kaletra (a combination of two protease inhibitors approved for HIV treatment), remdesivir (an investigational drug targeting RNA-dependent RNA polymerase [RdRP] of SARS-CoV-2), and hydroxychloroquine (an approved anti-malarial and immuno-modulatory drug). remdesivir 111-121 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 187-191 33372806-4 2020 From these, 36 phytocompounds with binding affinities higher than the approved reference drugs (remdesivir and sobosivir), were further docked targeting the active sites of SARS-CoV-2, as well as SARS-CoV and HCV RdRp. sobosivir 111-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 213-217 33792836-4 2021 Findings revealed that while ATP-binding stabilized the replicative tripartite, Rem-P3 disintegrated the RdRp-NSP complex, starting with the detachment of the NSP7-NSP8 heterodimer followed by minimal displacement of the second NSP8 subunit (NSP8II). rem-p3 80-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 33792836-4 2021 Findings revealed that while ATP-binding stabilized the replicative tripartite, Rem-P3 disintegrated the RdRp-NSP complex, starting with the detachment of the NSP7-NSP8 heterodimer followed by minimal displacement of the second NSP8 subunit (NSP8II). rem-p3 80-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 159-163 33792836-4 2021 Findings revealed that while ATP-binding stabilized the replicative tripartite, Rem-P3 disintegrated the RdRp-NSP complex, starting with the detachment of the NSP7-NSP8 heterodimer followed by minimal displacement of the second NSP8 subunit (NSP8II). rem-p3 80-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-168 33792836-4 2021 Findings revealed that while ATP-binding stabilized the replicative tripartite, Rem-P3 disintegrated the RdRp-NSP complex, starting with the detachment of the NSP7-NSP8 heterodimer followed by minimal displacement of the second NSP8 subunit (NSP8II). rem-p3 80-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 228-232 33792836-5 2021 More so, Rem-P3 interacted with a relatively higher affinity (DeltaGbind) while inducing high perturbations across the RdRp-NSP domains. rem-p3 9-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 33804129-3 2021 In this in silico molecular docking study, we investigated the inhibiting role of Methisazone and the modified drugs against SARS-CoV-2 proteins: ribonucleic acid (RNA)-dependent RNA polymerase (RdRp), spike protein, papain-like protease (PlPr), and main protease (MPro). Methisazone 82-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 195-199 33766591-2 2021 SARS-CoV-2 RNA dependent RNA polymerase (RdRp) which is almost preserved across different viral species can be a potential target for development of antiviral drugs, including nucleoside analogues (NA). Nucleosides 176-186 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-45 33766591-6 2021 Afterwards, the clinical development of some NAs including Favipiravir, Sofosbuvir, Ribavirin, Tenofovir, and Remdesivir as potential inhibitors of RdRp, were surveyed. Ribavirin 84-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 148-152 33766591-6 2021 Afterwards, the clinical development of some NAs including Favipiravir, Sofosbuvir, Ribavirin, Tenofovir, and Remdesivir as potential inhibitors of RdRp, were surveyed. remdesivir 110-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 148-152 34904915-0 2022 Cellular miR-150-5p may have a crucial role to play in the biology of SARS-CoV-2 infection by regulating nsp10 gene. mir-150-5p 9-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-110 33820739-4 2021 We report the occurrence of a novel mutation at 323aa (314aa of orf1b) of nsp12 (RNA-dependent RNA polymerase) changed to phenylalanine (F) from proline (P), in the first reported isolate of SARS-CoV-2, Wuhan-Hu-1. Phenylalanine 122-135 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 64-69 33820739-4 2021 We report the occurrence of a novel mutation at 323aa (314aa of orf1b) of nsp12 (RNA-dependent RNA polymerase) changed to phenylalanine (F) from proline (P), in the first reported isolate of SARS-CoV-2, Wuhan-Hu-1. Proline 145-152 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 64-69 34823857-9 2022 We further measured the inhibitory activity of 5 compounds (rifapentine, velpatasvir, glecaprevir, anidulafungin, and FAD disodium) on SARS-CoV-2 PLpro using Ubiquitin-Rhodamine 110 Gly fluorescent intensity assay. rifapentine 60-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 34823857-9 2022 We further measured the inhibitory activity of 5 compounds (rifapentine, velpatasvir, glecaprevir, anidulafungin, and FAD disodium) on SARS-CoV-2 PLpro using Ubiquitin-Rhodamine 110 Gly fluorescent intensity assay. velpatasvir 73-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 34823857-9 2022 We further measured the inhibitory activity of 5 compounds (rifapentine, velpatasvir, glecaprevir, anidulafungin, and FAD disodium) on SARS-CoV-2 PLpro using Ubiquitin-Rhodamine 110 Gly fluorescent intensity assay. fad disodium 118-130 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 34823857-9 2022 We further measured the inhibitory activity of 5 compounds (rifapentine, velpatasvir, glecaprevir, anidulafungin, and FAD disodium) on SARS-CoV-2 PLpro using Ubiquitin-Rhodamine 110 Gly fluorescent intensity assay. ubiquitin-rhodamine 158-177 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 34823857-9 2022 We further measured the inhibitory activity of 5 compounds (rifapentine, velpatasvir, glecaprevir, anidulafungin, and FAD disodium) on SARS-CoV-2 PLpro using Ubiquitin-Rhodamine 110 Gly fluorescent intensity assay. Glycine 182-185 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-151 34823857-10 2022 The highest inhibition of PLpro activity was seen with rifapentine (IC50: 15.18 muM) and FAD disodium (IC50: 12.39 muM), the drugs with high predicted KIBA scores and binding affinities. rifapentine 55-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 26-31 34823857-10 2022 The highest inhibition of PLpro activity was seen with rifapentine (IC50: 15.18 muM) and FAD disodium (IC50: 12.39 muM), the drugs with high predicted KIBA scores and binding affinities. fad disodium 89-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 26-31 34518755-6 2022 Based on the findings of our study, we report that alpha-hederin, which was found to possess the lowest binding energy (-8.6 kcal/mol) and hence the best binding affinity, is the best inhibitor of RdRp of SARS-CoV-2, among all the compounds screened here. beta-hederin 51-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 197-201 34968879-2 2022 In this study, a detection methodology for SARS-CoV-2 RNA (wildtype and variants of concern) in wastewater was developed based on the detection of different target genes (E and ORF1ab) by polyethylene glycol (PEG) precipitation and digital droplet PCR. Polyethylene Glycols 188-207 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-183 34483364-3 2022 Nicotinamide riboside (NR), which is a naturally occurring analogue of Niacin (vitamin B3), is expected to have therapeutic effects on COVID-19 due to its super close structural similarity to the proven RdRp inhibitors. nicotinamide-beta-riboside 0-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 203-207 34483364-3 2022 Nicotinamide riboside (NR), which is a naturally occurring analogue of Niacin (vitamin B3), is expected to have therapeutic effects on COVID-19 due to its super close structural similarity to the proven RdRp inhibitors. nicotinamide-beta-riboside 23-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 203-207 34483364-6 2022 In the current study, the resulted scores from molecular docking and dynamics simulations as the primary determinative factor as well as the observed reliable binding modes have demonstrated that Nicotinamide Riboside and its active metabolite NMN can target human ACE2 and IMPDH, along with the viral Spro, Mpro, PLpro, and on top of all, RdRp as a potential competitive inhibitor. nicotinamide-beta-riboside 196-217 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 340-344 34757253-4 2022 Through virtual screening and enzymatic evaluations, nine natural biflavones were confirmed to be effective PLpro inhibitors with IC50 values ranging from 9.5 to 43.2 muM. biflavones 66-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 108-113 34757253-5 2022 Pro-ISG15 cleavage assays further demonstrated that several biflavones exhibited potent inhibitory effects against PLpro-mediated deISGylation, a key process involved in viral immune evasion. biflavones 60-70 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 115-120 34757253-6 2022 Herein, we report the discovery, antiviral evaluation, structure-activity relationship elucidation and molecular docking investigation of biflavones as potent inhibitors of SARS-CoV-2 PLpro. biflavones 138-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 184-189 34635250-0 2022 A strategy combining 3D-DNA Walker and CRISPR-Cas12a trans-cleavage activity applied to MXene based electrochemiluminescent sensor for SARS-CoV-2 RdRp gene detection. mxene 88-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 146-150 34635250-6 2022 At the same time, we designed an MXene based ECL material: PEI-Ru@Ti3C2@AuNPs, and constructed an ECL biosensor to detect the RdRp gene based on this ECL material as a framework. mxene 33-38 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 34904915-8 2022 A combination of co-transfection and Western blotting experiments also determined the ability of miR-150-5p to inhibit SARS-CoV-2 infection via directly interacting with MRE in the coding strand of nsp10. mir-150-5p 97-107 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-203 34904915-10 2022 Furthermore, this study provides insight into one possible mechanism by which COVID-19-induced changes to miR-150-5p levels may promote SARS-CoV-2 infection via modulating nsp10 expression. mir-150-5p 106-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 172-177 34904832-3 2021 Here, we employed the all-atom molecular dynamics (MD) simulations and binding free energy calculations based on MM-PB(GB)SA and SIE methods to elucidate and compare the binding behaviors of five inhibitors derived from peptidomimetic inhibitors (VIR250 and VIR251) and naphthalene-based inhibitors (GRL-0617, compound 3, and compound Y96) against SARS-CoV-2 PLpro. naphthalene 270-281 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 359-364 34904832-4 2021 The obtained results revealed that all inhibitors interacting within the PLpro active site are mostly driven by vdW interactions, and the hydrogen bond formation in residues G163 and G271 with peptidomimetics and the Q269 residue with naphthalene-based inhibitors was essential for stabilizing the protein-ligand complexes. Hydrogen 138-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-78 34904832-4 2021 The obtained results revealed that all inhibitors interacting within the PLpro active site are mostly driven by vdW interactions, and the hydrogen bond formation in residues G163 and G271 with peptidomimetics and the Q269 residue with naphthalene-based inhibitors was essential for stabilizing the protein-ligand complexes. naphthalene 235-246 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-78 34904832-5 2021 Among the five studied inhibitors, VIR250 exhibited the most binding efficiency with SARS-CoV-2 PLpro, and thus, it was chosen for the rational drug design. vir250 35-41 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 96-101 34937447-0 2021 Nigellidine (Nigella sativa, black-cumin seed) docking to SARS CoV-2 nsp3 and host inflammatory proteins may inhibit viral replication/transcription and FAS-TNF death signal via TNFR 1/2 blocking. Nigellidine 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 69-73 34937447-3 2021 Atomic-Contact-Energy (ACE) and binding-blocking effects were explored of nigellidine (Nigella sativa L.) in the active/catalytic sites of viral-protein nsp3 and host inflammatory/apoptotic signaling-molecules Fas/TNF receptors TNFR1/TNFR2. Nigellidine 74-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 34937447-7 2021 The nigellidine BE/KI with nsp3 was -7.61 and 2.66, respectively (ACE values were -221.40/-215.62/-113.28). Nigellidine 4-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 27-31 34305173-6 2021 Extensive molecular modeling examination disclosed the potent Taroxaz-104 inhibition of one of the possible active/allosteric sites of nCoV-RdRp, since Taroxaz-104 molecule interacts with at least seven main amino acids of the presumed pocket/cavity of this nCoV-RdRp active site. taroxaz 62-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 140-144 34981058-1 2021 Boceprevir is an HCV NSP3 inhibitor that has been explored as a repurposed drug for COVID-19. N-(3-amino-1-(cyclobutylmethyl)-2,3-dioxopropyl)-3-(2-((((1,1-dimethylethyl)amino)carbonyl)amino)-3,3-dimethyl-1-oxobutyl)-6,6-dimethyl-3-azabicyclo(3.1.0)hexan-2-carboxamide 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 21-25 34786571-5 2021 The applicability for high-throughput screening of inhibitors is demonstrated with the SARS-CoV-2 nsp3 macrodomain, for which we identify suramin as a moderate-affinity yet non-specific inhibitor. Suramin 138-145 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-102 34961797-3 2021 Molecular dynamics and PELE Monte Carlo simulations highlight favourable binding of hypericin and GRL-0617 to the naphthalene binding pocket of PLpro. hypericin 84-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 144-149 34961797-3 2021 Molecular dynamics and PELE Monte Carlo simulations highlight favourable binding of hypericin and GRL-0617 to the naphthalene binding pocket of PLpro. naphthalene 114-125 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 144-149 34961797-4 2021 Although not potent as GRL-0617 (45.8 vs 1.6microM for protease activity, respectively), in vitro fluorogenic enzymatic assays with hypericin show concentration-dependent inhibition of both PLpro protease and deubiquitinating activities. hypericin 132-141 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 190-195 34305173-6 2021 Extensive molecular modeling examination disclosed the potent Taroxaz-104 inhibition of one of the possible active/allosteric sites of nCoV-RdRp, since Taroxaz-104 molecule interacts with at least seven main amino acids of the presumed pocket/cavity of this nCoV-RdRp active site. taroxaz 62-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 263-267 34305173-6 2021 Extensive molecular modeling examination disclosed the potent Taroxaz-104 inhibition of one of the possible active/allosteric sites of nCoV-RdRp, since Taroxaz-104 molecule interacts with at least seven main amino acids of the presumed pocket/cavity of this nCoV-RdRp active site. taroxaz 152-159 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 140-144 34305173-6 2021 Extensive molecular modeling examination disclosed the potent Taroxaz-104 inhibition of one of the possible active/allosteric sites of nCoV-RdRp, since Taroxaz-104 molecule interacts with at least seven main amino acids of the presumed pocket/cavity of this nCoV-RdRp active site. taroxaz 152-159 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 263-267 34633480-0 2021 Partial structure, dampened mobility, and modest impact of a His tag in the SARS-CoV-2 Nsp2 C-terminal region. Histidine 61-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 34943719-6 2021 Herein, we demonstrated that dexamethasone binds with high affinity to interlukin-1 (IL-1), IL-6, IL-8, IL-12, IL-21, INF2, TGFbeta-1, INF-gamma, CXCL8, some of the receptors, IL-1R, IL-21R, IFNGR, INFAR, IL-6alphaR-gp130, ST2 and the SARS-CoV-2 protein NSP macro X, and 3CLpro, forming stable drug-protein complexes. Dexamethasone 29-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 254-257 34946521-3 2021 Here we applied computational approaches to examine if some polyphenols can also inhibit RNA polymerase (RdRp) in SARS-CoV-2, and we identified some better candidates than remdesivir, the FDA-approved drug against RdRp, in terms of estimated binding affinities. remdesivir 172-182 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 214-218 34924801-6 2022 On the basis of binding modes and dynamics studies of protein-ligand intercations, ginsenoside Rg2, saikosaponin A, somniferine were found to be the most potent (in silico) inhibitors potentially active against Mpro, PLpro and RdRp, respectively. ginsenoside Rg2 83-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 227-231 34924801-6 2022 On the basis of binding modes and dynamics studies of protein-ligand intercations, ginsenoside Rg2, saikosaponin A, somniferine were found to be the most potent (in silico) inhibitors potentially active against Mpro, PLpro and RdRp, respectively. saikosaponin D 100-114 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 227-231 34924801-6 2022 On the basis of binding modes and dynamics studies of protein-ligand intercations, ginsenoside Rg2, saikosaponin A, somniferine were found to be the most potent (in silico) inhibitors potentially active against Mpro, PLpro and RdRp, respectively. Somniferine 116-127 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 227-231 34960205-3 2021 Seven cytotoxic (CTL) and five helper T-cells (HTL) epitopes from ORF1ab were identified using NetCTLpan and NetMHCIIpan algorithms, respectively. netctlpan 95-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-72 34960205-3 2021 Seven cytotoxic (CTL) and five helper T-cells (HTL) epitopes from ORF1ab were identified using NetCTLpan and NetMHCIIpan algorithms, respectively. netmhciipan 109-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-72 34946521-0 2021 Polyphenols as Potential Inhibitors of SARS-CoV-2 RNA Dependent RNA Polymerase (RdRp). Polyphenols 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 80-84 34946521-3 2021 Here we applied computational approaches to examine if some polyphenols can also inhibit RNA polymerase (RdRp) in SARS-CoV-2, and we identified some better candidates than remdesivir, the FDA-approved drug against RdRp, in terms of estimated binding affinities. Polyphenols 60-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 34873274-4 2021 Molecular docking indicated that favipiravir has similar binding affinities to SARS-CoV-2 and HCoV-NL63 RdRp with LibDock scores of 75 and 74, respectively. favipiravir 33-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 104-108 34873274-5 2021 The LibDock scores of remdesivir to SARS-CoV-2 and HCoV-NL63 were 135 and 151, suggesting that remdesivir may have a higher affinity to HCoV-NL63 compared to SARS-CoV-2 RdRp. remdesivir 22-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 169-173 34881025-5 2021 With a strong affinity toward the viral RNA-dependent RNA polymerase (RdRp), favipiravir could be a promising therapy against SARS-CoV-2, by targeting downstream viral RNA replication. favipiravir 77-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 34801588-6 2021 In our previous study, we discovered that 2-((1H-indol-3-yl)thio)-N-phenyl-acetamides specifically targets the RdRp of both respiratory syncytial virus (RSV) and influenza A virus. 2-((1h-indol-3-yl)thio)-n-phenyl-acetamides 42-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 34801588-7 2021 Thus, we hypothesize that 2-((1H-indol-3-yl)thio)-N-phenyl-acetamides may also have the ability to inhibit SARS-CoV-2 replication by targeting its RdRp activity. 2-((1h-indol-3-yl)thio)-n-phenyl-acetamides 26-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-151 34801588-8 2021 In this research, we test a compound library containing 103 of 2-((1H-indol-3-yl)thio)-N-phenyl-acetamides against SARS-CoV-2 RdRp, using our cell-based assay. 2-((1h-indol-3-yl)thio)-n-phenyl-acetamides 63-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 34543728-8 2021 Structural and energetic comparisons of these inhibitors with Remdesivir and similar nucleotide drugs show that these peptides would be more specific and hence may act as promiscuous antiviral agents against RdRp. remdesivir 62-72 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 34633480-7 2021 The 13Cbeta and backbone 13CO, 1HN, 13Calpha, and 15N nuclei of Nsp2"s 45-residue CtR were assigned and used to characterize its structure and dynamics in three contexts; namely: (1) retaining an N-terminal His tag, (2) without the His tag and with an adventitious internal cleavage, and (3) lacking both the His tag and the internal cleavage. 15n 50-53 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 64-68 34633480-7 2021 The 13Cbeta and backbone 13CO, 1HN, 13Calpha, and 15N nuclei of Nsp2"s 45-residue CtR were assigned and used to characterize its structure and dynamics in three contexts; namely: (1) retaining an N-terminal His tag, (2) without the His tag and with an adventitious internal cleavage, and (3) lacking both the His tag and the internal cleavage. Histidine 309-312 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 64-68 34756886-4 2021 Using a native mass spectrometry-based approach to screen a natural product library for Nsp9 binders, we identified an ent-kaurane natural product, oridonin, capable of binding to purified SARS-CoV-2 Nsp9 with micromolar affinities. Diterpenes, Kaurane 119-130 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-92 34717229-6 2021 Curcumin and diacetylcurcumin showed stability and good binding affinity at the active site of the SARS-CoV-2 RdRp-RNA complex. Curcumin 0-8 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-114 34717229-6 2021 Curcumin and diacetylcurcumin showed stability and good binding affinity at the active site of the SARS-CoV-2 RdRp-RNA complex. diacetylcurcumin 13-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-114 34717229-7 2021 Furthermore, to validate the potency of selected compounds, we compared them with Favipiravir and Remdesivir antiviral drugs from our previous analysis on targeting tea bioactive molecules to inhibit RdRp-RNA complex. remdesivir 98-108 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 200-204 34717229-8 2021 The comparative analysis revealed that the selected compounds showed higher potential to be developed as RdRp-RNA inhibitors than antiviral medicines Remdesivir and Favipiravir. remdesivir 150-160 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 34717229-8 2021 The comparative analysis revealed that the selected compounds showed higher potential to be developed as RdRp-RNA inhibitors than antiviral medicines Remdesivir and Favipiravir. favipiravir 165-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 105-109 34756886-4 2021 Using a native mass spectrometry-based approach to screen a natural product library for Nsp9 binders, we identified an ent-kaurane natural product, oridonin, capable of binding to purified SARS-CoV-2 Nsp9 with micromolar affinities. Diterpenes, Kaurane 119-130 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 200-203 34756886-4 2021 Using a native mass spectrometry-based approach to screen a natural product library for Nsp9 binders, we identified an ent-kaurane natural product, oridonin, capable of binding to purified SARS-CoV-2 Nsp9 with micromolar affinities. oridonin 148-156 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-92 34756886-4 2021 Using a native mass spectrometry-based approach to screen a natural product library for Nsp9 binders, we identified an ent-kaurane natural product, oridonin, capable of binding to purified SARS-CoV-2 Nsp9 with micromolar affinities. oridonin 148-156 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 200-203 34756886-5 2021 By determining the crystal structure of the Nsp9-oridonin complex, we showed that oridonin binds through a conserved site near Nsp9"s C-terminal GxxxG-helix. oridonin 49-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 44-48 34756886-5 2021 By determining the crystal structure of the Nsp9-oridonin complex, we showed that oridonin binds through a conserved site near Nsp9"s C-terminal GxxxG-helix. oridonin 49-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 34756886-5 2021 By determining the crystal structure of the Nsp9-oridonin complex, we showed that oridonin binds through a conserved site near Nsp9"s C-terminal GxxxG-helix. oridonin 82-90 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 44-48 34756886-5 2021 By determining the crystal structure of the Nsp9-oridonin complex, we showed that oridonin binds through a conserved site near Nsp9"s C-terminal GxxxG-helix. oridonin 82-90 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 34756886-6 2021 In enzymatic assays oridonin"s binding to Nsp9 reduces its potential to act as substrate for Nsp12"s Nidovirus RdRp-Associated Nucleotidyl transferase (NiRAN) domain. oridonin 20-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 42-46 34756886-8 2021 Accordingly, these preliminary findings suggest the oridonin molecular scaffold may have the potential to be developed into an anti-viral compound to inhibit the function of Nsp9 during coronaviral replication. oridonin 52-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 34165771-4 2021 METHODS: A dozen modifications based on remdesivir are tested against SARS-CoV-2 RdRp using combined molecular docking and dynamics simulation in this work. remdesivir 40-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 81-85 34534610-3 2021 We monitored the effect of favipiravir, ribavirin, sofosbuvir triphosphate PSI-7409 and suramin on RdRp binding to RNA immobilized on the chip. Suramin 88-95 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-103 34534610-4 2021 Suramin precluded interaction of RdRp with RNA and even displaced RdRp from RNA. Suramin 0-7 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-37 34534610-4 2021 Suramin precluded interaction of RdRp with RNA and even displaced RdRp from RNA. Suramin 0-7 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-70 34847746-6 2021 Here, we report six antiviral molecules (F3407-4105, F6523-2250, F6559-0746 from LC and BDG 33693278, BDG 33693315, LAS 34156196 from ASINEX), which show substantial interactions with key amino acid residues of the active site of SARS-CoV-2 RdRP and exhibit higher binding affinity (>7.5 kcalmol-1) than Galidesivir, an Food and Drug Administration-approved inhibitor of the same. O(6)-n-butyldeoxyguanosine 88-91 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-245 34847746-6 2021 Here, we report six antiviral molecules (F3407-4105, F6523-2250, F6559-0746 from LC and BDG 33693278, BDG 33693315, LAS 34156196 from ASINEX), which show substantial interactions with key amino acid residues of the active site of SARS-CoV-2 RdRP and exhibit higher binding affinity (>7.5 kcalmol-1) than Galidesivir, an Food and Drug Administration-approved inhibitor of the same. O(6)-n-butyldeoxyguanosine 102-105 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-245 34847746-6 2021 Here, we report six antiviral molecules (F3407-4105, F6523-2250, F6559-0746 from LC and BDG 33693278, BDG 33693315, LAS 34156196 from ASINEX), which show substantial interactions with key amino acid residues of the active site of SARS-CoV-2 RdRP and exhibit higher binding affinity (>7.5 kcalmol-1) than Galidesivir, an Food and Drug Administration-approved inhibitor of the same. las 34156196 116-128 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-245 34847746-6 2021 Here, we report six antiviral molecules (F3407-4105, F6523-2250, F6559-0746 from LC and BDG 33693278, BDG 33693315, LAS 34156196 from ASINEX), which show substantial interactions with key amino acid residues of the active site of SARS-CoV-2 RdRP and exhibit higher binding affinity (>7.5 kcalmol-1) than Galidesivir, an Food and Drug Administration-approved inhibitor of the same. galidesivir 304-315 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 241-245 34847746-7 2021 Further, molecular dynamics simulation and Molecular Mechanics Poisson-Boltzmann Surface Area results confirmed that identified molecules with RdRP formed higher stable RdRP-inhibitor(s) complex than RdRP-Galidesvir complex. galidesvir 205-215 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 200-204 34850656-0 2021 Plant-Derived Natural Non-Nucleoside Analog Inhibitors (NNAIs) against RNA-Dependent RNA Polymerase Complex (nsp7/nsp8/nsp12) of SARS-CoV-2. Nucleosides 26-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-113 34850656-0 2021 Plant-Derived Natural Non-Nucleoside Analog Inhibitors (NNAIs) against RNA-Dependent RNA Polymerase Complex (nsp7/nsp8/nsp12) of SARS-CoV-2. Nucleosides 26-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 114-118 34850656-4 2021 Several FDA-approved RdRp "nucleotide analog inhibitors (NAIs)" such as remdesivir, have been repurposed to treat COVID-19 infections. remdesivir 72-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 21-25 34850656-8 2021 NNAIs neither require metabolic activation (unlike NAIs) nor compete with intracellular pool of nucleotide triphosphates (NTPs) for anti-RdRp activity. nucleotide triphosphates 96-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 137-141 34792756-7 2022 Here we present the near-complete backbone and Ile, Leu, and Val methyl group chemical shift assignments of the most C-terminal domain of nsp3, CoV-Y. Isoleucine 47-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 34619630-2 2021 Molnupiravir is a promising pipeline antiviral drug for treating SARS-CoV-2 infection potentially by targeting RNA-dependent RNA polymerase (RdRp). EIDD 2801 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-145 34619630-4 2021 Molecular docking revealed that the active form of molnupiravir, beta-D-N4-hydroxycytidine (NHC), has similar binding affinity to RdRp of SARS-CoV-2 and seasonal HCoV-NL63, HCoV-OC43 and HCoV-229E. EIDD 2801 51-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-134 34848758-8 2021 Molecular docking studies estimate a good binding propensity of DAPH+Cl- with non-structural proteins (nsp2 and nsp7-nsp-8) and the main protease (Mpro) of SARS-CoV-2. 4,5-dianilinophthalimide 64-68 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 103-107 34848758-9 2021 The molecular dynamics simulation studies attribute the conformationally stable structures of the DAPH+Cl- bound Mpro and nsp2, nsp7-nsp8 complexes as evident from the considerable binding energy values, - 19.2 +- 0.3, - 25.7 +- 0.1, and - 24.5 +- 0.7 kcal/mol, respectively. 4,5-dianilinophthalimide 98-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 122-126 34848758-9 2021 The molecular dynamics simulation studies attribute the conformationally stable structures of the DAPH+Cl- bound Mpro and nsp2, nsp7-nsp8 complexes as evident from the considerable binding energy values, - 19.2 +- 0.3, - 25.7 +- 0.1, and - 24.5 +- 0.7 kcal/mol, respectively. 4,5-dianilinophthalimide 98-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 128-132 34848758-9 2021 The molecular dynamics simulation studies attribute the conformationally stable structures of the DAPH+Cl- bound Mpro and nsp2, nsp7-nsp8 complexes as evident from the considerable binding energy values, - 19.2 +- 0.3, - 25.7 +- 0.1, and - 24.5 +- 0.7 kcal/mol, respectively. 4,5-dianilinophthalimide 98-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 133-137 34512097-5 2021 We investigated the drug-likeness of the plant"s active constituents, such as alkaloids, polyphenols, and flavonoids, as well as their binding affinity for the RdRp enzyme. Flavonoids 106-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 160-164 34920267-4 2022 The mutations in S-glycoprotein trigger the antibody escape/resistance, and mutations in RdRp might cause remdesivir resistance. remdesivir 106-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-93 34792756-7 2022 Here we present the near-complete backbone and Ile, Leu, and Val methyl group chemical shift assignments of the most C-terminal domain of nsp3, CoV-Y. Leucine 52-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 34792756-7 2022 Here we present the near-complete backbone and Ile, Leu, and Val methyl group chemical shift assignments of the most C-terminal domain of nsp3, CoV-Y. Valine 61-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 34613689-4 2021 Far from merely being cautionary tales about the conduct of scientific research, these errors have had significant practical impact, by hampering a correct understanding of RdRp structure and mechanism, its inhibition by nucleoside analogues such as remdesivir, and the discovery and characterization of such analogues. Nucleosides 221-231 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 34613689-4 2021 Far from merely being cautionary tales about the conduct of scientific research, these errors have had significant practical impact, by hampering a correct understanding of RdRp structure and mechanism, its inhibition by nucleoside analogues such as remdesivir, and the discovery and characterization of such analogues. remdesivir 250-260 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 34934765-3 2021 In this study, we used pharmacophore fitting and molecular docking to screen and determine docking patterns and the binding affinity of baicalin on 3 major targets of SARS-CoV-2 (3-chymotrypsin-like cysteine protease (3CLpro), papain-like protease (PLpro), and RNA-dependent RNA polymerase). baicalin 136-144 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 249-254 34934765-4 2021 The obtained data revealed that baicalin has high pharmacophore fitting on 3CLpro and predicted good binding affinity on PLpro. baicalin 32-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 121-126 34829734-3 2021 The present study selected sixty-eight broad-spectrum antiviral marine terpenoids and performed molecular docking against two novel SARS-CoV-2 enzymes (main protease or Mpro or 3CLpro) and RNA-dependent RNA polymerase (RdRp). Terpenes 71-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 219-223 34766880-6 2021 The main protease (Mpro) of SARS-CoV-2 interacted closely with jatamansin (JM), 6,7-dehydroferruginol (FG) and beta-sitosterol (BS), while Papain-like Protease (PLpro) with friedelane-3-one (F3O) and lantadene D (LD) independently. friedelane-3-one 173-189 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 161-166 34766880-7 2021 Reduced Lantadene A (LAR) exhibited preferable interaction with RNA-dependent-RNA-polymerase (RdRp) whereas Lantadene A (LA) with RdRp and spike-glycoprotein (SG-pro) both target proteins. rehmannic acid 8-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 94-98 34766880-7 2021 Reduced Lantadene A (LAR) exhibited preferable interaction with RNA-dependent-RNA-polymerase (RdRp) whereas Lantadene A (LA) with RdRp and spike-glycoprotein (SG-pro) both target proteins. rehmannic acid 108-119 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-134 34771162-1 2021 This work describes an untargeted analytical approach for the screening, identification, and characterization of the trans-epithelial transport of green tea (Camellia sinensis) catechin extracts with in vitro inhibitory effect against the SARS-CoV-2 papain-like protease (PLpro) activity. Catechin 177-185 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 272-277 34147744-0 2021 Discovery and optimization of 2-((1H-indol-3-yl)thio)-N-benzyl-acetamides as novel SARS-CoV-2 RdRp inhibitors. 2-((1h-indol-3-yl)thio)-n-benzyl-acetamides 30-73 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 94-98 34147744-2 2021 In this study, several 2-((indol-3-yl)thio)-N-benzyl-acetamides were identified as SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) inhibitors. 2-((indol-3-yl)thio)-n-benzyl-acetamides 23-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 124-128 34147744-3 2021 After a two-round optimization, a new series of 2-((indol-3-yl)thio)-N-benzyl-acetamides was designed, synthesized, and evaluated for SARS-CoV-2 RdRp inhibitory effect. 2-((indol-3-yl)thio)-n-benzyl-acetamides 48-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 145-149 34730069-7 2021 The molecules were screened based on drug likeliness and the pharmacophore model created in reference to a known potent PLpro inhibitor GRL0617. GRL0617 136-143 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-125 34730069-9 2021 The results showed that Holyrine B, Dihydroarcyriarubin C, Baraphenazine C and 3-hydroxy-3"-N-acetylholyrine A had formed a stable complex in the active site of the PLpro with significant interaction efficiency. holyrine B 24-34 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 165-170 34730069-9 2021 The results showed that Holyrine B, Dihydroarcyriarubin C, Baraphenazine C and 3-hydroxy-3"-N-acetylholyrine A had formed a stable complex in the active site of the PLpro with significant interaction efficiency. Dihydroarcyriarubin C 36-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 165-170 34730069-9 2021 The results showed that Holyrine B, Dihydroarcyriarubin C, Baraphenazine C and 3-hydroxy-3"-N-acetylholyrine A had formed a stable complex in the active site of the PLpro with significant interaction efficiency. Baraphenazine C 59-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 165-170 34730069-9 2021 The results showed that Holyrine B, Dihydroarcyriarubin C, Baraphenazine C and 3-hydroxy-3"-N-acetylholyrine A had formed a stable complex in the active site of the PLpro with significant interaction efficiency. CHEMBL4287662 79-110 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 165-170 34427335-6 2021 BAs and RGS-P3 docked in the tunnel-like cavity of RdRp. boswellic acid 0-3 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 51-55 34746476-11 2021 Echoside A and echoside B showed higher docking score than remdesivir as COVID-19 drug on four target proteins, i.e., spike protein (-7.9 kcal/mol and -7.8 kcal/mol), RBD-ACE2 (-7.5 kcal/mol and -8.2 kcal/mol), 3CLpro (-8.4 kcal/mol and -9.4 kcal/mol) and RdRp (-7.3 kcal/mol and -8.0 kcal/mol). remdesivir 59-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 211-217 34746476-11 2021 Echoside A and echoside B showed higher docking score than remdesivir as COVID-19 drug on four target proteins, i.e., spike protein (-7.9 kcal/mol and -7.8 kcal/mol), RBD-ACE2 (-7.5 kcal/mol and -8.2 kcal/mol), 3CLpro (-8.4 kcal/mol and -9.4 kcal/mol) and RdRp (-7.3 kcal/mol and -8.0 kcal/mol). remdesivir 59-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 256-260 34421325-6 2021 Trandolapril, Benazepril, and Moexipril were evaluated as the best non-carcinogenic and non-toxic potential inhibitors of spike glycoprotein, Mpro, and RdRp, respectively. moexipril 30-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 152-156 34719206-16 2021 Polydatin and resveratrol were found to be specific and selective inhibitors for SARS-CoV-2, 3CLpro and PLpro, viral cysteine proteases. Resveratrol 14-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 104-109 34719206-10 2021 We employed fluorescence resonance energy transfer technology to identify drug"s inhibition in the proteolytic activity of 3CLpro and Plpro. 3clpro 123-129 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 134-139 34719206-12 2021 50% inhibitory concentration (IC50) values of polydatin inhibited SARS-CoV-2 Mpro and Plpro, MERS Mpro and Plpro were 18.66, 125, 14.6 and 25.42 mum, respectively. polydatin 46-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 86-91 34719206-12 2021 50% inhibitory concentration (IC50) values of polydatin inhibited SARS-CoV-2 Mpro and Plpro, MERS Mpro and Plpro were 18.66, 125, 14.6 and 25.42 mum, respectively. polydatin 46-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-112 34719206-13 2021 IC50 values of resveratrol inhibited SARS-CoV-2 Mpro and Plpro, MERS Mpro and Plpro were 29.81 ,60.86, 16.35 and19.04 muM, respectively. Resveratrol 15-26 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 57-62 34719206-13 2021 IC50 values of resveratrol inhibited SARS-CoV-2 Mpro and Plpro, MERS Mpro and Plpro were 29.81 ,60.86, 16.35 and19.04 muM, respectively. Resveratrol 15-26 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-83 34719206-14 2021 Finally, SPR assay confirmed that polydatin and resveratrol had high affinity to SARS-CoV-2, SARS-CoV 3Clpro, MERS-CoV 3Clpro and PLpro protein. polydatin 34-43 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-135 34719206-14 2021 Finally, SPR assay confirmed that polydatin and resveratrol had high affinity to SARS-CoV-2, SARS-CoV 3Clpro, MERS-CoV 3Clpro and PLpro protein. Resveratrol 48-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-135 34719206-16 2021 Polydatin and resveratrol were found to be specific and selective inhibitors for SARS-CoV-2, 3CLpro and PLpro, viral cysteine proteases. polydatin 0-9 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 104-109 34653416-2 2021 However, the precise working mechanism of RDV when targeting the viral RNA-dependent RNA polymerase (RdRP) has not been fully elucidated. remdesivir 42-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 101-105 34653416-5 2021 A comparative investigation using an enterovirus RdRP further confirms similar delayed intervention and demonstrates that steric hindrance of the RDV-characteristic 1"-cyano at the -4 position is responsible for the "i+3" intervention, although two representative Flaviviridae RdRPs do not exhibit similar behavior. remdesivir 146-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 49-53 34632326-0 2021 6-Thioguanine Blocks SARS-CoV-2 Replication by Inhibition of PLpro. Thioguanine 0-13 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 61-66 34632326-4 2021 6-TG also inhibited PLpro-catalyzed polyprotein cleavage and de-ISGylation in cells and inhibited proteolytic activity of the purified PLpro domain in vitro. Thioguanine 0-4 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 20-25 34632326-4 2021 6-TG also inhibited PLpro-catalyzed polyprotein cleavage and de-ISGylation in cells and inhibited proteolytic activity of the purified PLpro domain in vitro. Thioguanine 0-4 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 135-140 34746186-14 2021 From the overall analyses, we can conclude that Dihydroaltersolanol C, Anthraquinone, Nigbeauvin A, and Catechin are classified as promising candidates for PLpro, thus potentially useful in developing a medicine for COVID-19. Dihydroaltersolanol C 48-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-161 34746186-14 2021 From the overall analyses, we can conclude that Dihydroaltersolanol C, Anthraquinone, Nigbeauvin A, and Catechin are classified as promising candidates for PLpro, thus potentially useful in developing a medicine for COVID-19. Anthraquinones 71-84 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-161 34746186-14 2021 From the overall analyses, we can conclude that Dihydroaltersolanol C, Anthraquinone, Nigbeauvin A, and Catechin are classified as promising candidates for PLpro, thus potentially useful in developing a medicine for COVID-19. Nigbeauvin A 86-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-161 34746186-14 2021 From the overall analyses, we can conclude that Dihydroaltersolanol C, Anthraquinone, Nigbeauvin A, and Catechin are classified as promising candidates for PLpro, thus potentially useful in developing a medicine for COVID-19. Catechin 104-112 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 156-161 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. remdesivir 213-223 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. favipiravir 236-247 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. Terpenes 18-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. xiamycin 37-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. thyrsiferol 54-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. liouvilloside B 74-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. liouvilloside A 98-113 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34829734-7 2021 Similarly, marine terpenoids such as xiamycin (-9.3), thyrsiferol (-9.2), liouvilloside B (-8.9), liouvilloside A (-8.8), and stachyflin (-8.7) exhibited comparatively higher docking scores than the referral drug remdesivir (-7.4), and favipiravir (-5.7) against the target SARS-CoV-2-RdRp. stachyflin 126-136 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 285-289 34681802-6 2021 We identified a novel thioether-amide or guanidine-linker class of potential RdRp inhibitors and calculated favorable binding free energies of representative hits by molecular dynamics simulations coupled with Linear Interaction Energy calculations. thioether-amide 22-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 34733263-7 2021 Interestingly, the single-nucleotide variant (SNV) frequency was higher with high percentage of nt14408 mutation in RdRp in severe cases. nt14408 96-103 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 116-120 34665619-3 2022 PLpro is a promising therapeutic target, albeit challenging owing to featureless P1 and P2 sites recognizing glycine. Glycine 109-116 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-5 34665619-4 2022 To overcome this challenge, we leveraged the cooperativity of multiple shallow binding sites on the PLpro surface, yielding novel 2-phenylthiophenes with nanomolar inhibitory potency. 2-phenylthiophenes 130-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-105 34681802-6 2021 We identified a novel thioether-amide or guanidine-linker class of potential RdRp inhibitors and calculated favorable binding free energies of representative hits by molecular dynamics simulations coupled with Linear Interaction Energy calculations. Guanidine 41-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 34684735-3 2021 At first, a structural similarity study against the co-crystallized ligand, S-Adenosyl Methionine (SAM), of SARS-CoV-2 nonstructural protein (nsp10) (PDB ID: 6W4H) was carried out. S-Adenosylmethionine 76-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-147 34637693-7 2021 ChEMBL1276156 and PubChem135548348 showed a strong binding affinity with RdRp than its standard inhibitor, Remdesivir. remdesivir 107-117 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 34637693-10 2021 The MDS of RdRp-ChEMBL1276156 and RdRp-PubChem135548348 complexes show enhanced stability in comparison to the RdRp-Remdesivir complex. remdesivir 116-126 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-115 34637693-11 2021 The average interaction energy calculated after 100 ns of MDS was -146.56 and -172.68 KJ mol-1 for RdRp-CHEMBL1276156 complex and RdRp-PubChem135548348 complex, respectively, while -59.90 KJ mol-1 for RdRp-Remdesivir complex. remdesivir 206-216 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-134 34684735-3 2021 At first, a structural similarity study against the co-crystallized ligand, S-Adenosyl Methionine (SAM), of SARS-CoV-2 nonstructural protein (nsp10) (PDB ID: 6W4H) was carried out. S-Adenosylmethionine 99-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 142-147 34637693-11 2021 The average interaction energy calculated after 100 ns of MDS was -146.56 and -172.68 KJ mol-1 for RdRp-CHEMBL1276156 complex and RdRp-PubChem135548348 complex, respectively, while -59.90 KJ mol-1 for RdRp-Remdesivir complex. remdesivir 206-216 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 201-205 34684735-8 2021 Finally, a density-functional theory (DFT) study suggested vidarabine (182) to be the most relevant SARS-Cov-2 nsp10 inhibitor. Vidarabine 59-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 111-116 34632942-0 2021 In silico identification of novel benzophenone-coumarin derivatives as SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) inhibitors. benzophenone 34-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 34632942-0 2021 In silico identification of novel benzophenone-coumarin derivatives as SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) inhibitors. coumarin 47-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 34632942-1 2021 In this study, we propose our novel benzophenone-coumarin derivatives (BCDs) as potent inhibitors of the RNA-dependent RNA polymerase (RdRp) of SARS-CoV-2 virus, one of the key targets that are involved in the viral genome replication. benzophenone 36-48 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 135-139 34632942-1 2021 In this study, we propose our novel benzophenone-coumarin derivatives (BCDs) as potent inhibitors of the RNA-dependent RNA polymerase (RdRp) of SARS-CoV-2 virus, one of the key targets that are involved in the viral genome replication. coumarin 49-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 135-139 34632942-7 2021 With these findings, we performed molecular dynamics simulations, where BCD-8 edged out remdesivir with its exemplary stable interaction with SARS-CoV-2 RdRp. remdesivir 88-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 34632942-10 2021 Therefore, we propose BCD-8 as a SARS-CoV-2 RdRp inhibitor, showing higher predicted efficiency than remdesivir in all the in silico experiments conducted.Communicated by Ramaswamy H. Sarma. bcd-8 22-27 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 44-48 34642689-5 2021 Here we have designed a series of covalent inhibitors by introducing a peptidomimetic linker and reactive electrophilic "warheads" onto analogs of the noncovalent PLpro inhibitor GRL0617. GRL0617 179-186 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 163-168 34642689-6 2021 We show that the most promising PLpro inhibitor is potent and selective, with activity in cell-based antiviral assays rivaling that of the RNA-dependent RNA polymerase inhibitor remdesivir. remdesivir 178-188 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 32-37 34517419-2 2021 Remdesivir, the broad-spectrum RdRp inhibitor acts as nucleoside-analogues (NAs). remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 31-35 34639036-0 2021 Tomatidine and Patchouli Alcohol as Inhibitors of SARS-CoV-2 Enzymes (3CLpro, PLpro and NSP15) by Molecular Docking and Molecular Dynamics Simulations. tomatidine 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-83 34909059-6 2021 Docking outcomes revealed that the highest affinity of quercetin-3-O-sophoroside was related to the RdRp with RNA. quercetin-3-O-sophoroside 55-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 34517419-2 2021 Remdesivir, the broad-spectrum RdRp inhibitor acts as nucleoside-analogues (NAs). Nucleosides 54-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 31-35 34517419-6 2021 RESULTS: Here, we analyzed the inhibitory effect of theaflavin-3"-O-gallate on SARS CoV-2 RdRp in comparison with remdesivir by molecular-docking study. Theaflavin-3'-O-gallate 52-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-94 34517419-10 2021 CONCLUSIONS: TFMG can block the catalytic residue, NTP entry site, cation binding site, nsp7-nsp12 junction with binding energy of -6. tfmg 13-17 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-92 34326009-5 2021 RESULTS: Docking rilpivirine with main protease (Mpro), papin like protease (PLpro), sprike protein (Spro), human angiotensin converting enzyme-2 (ACE2), and RNA dependent-RNA polymerase (RdRp) yielded binding energies of -8.07, -8.40, -7.55, -9.11, and -8.69 kcal/mol, respectively. Rilpivirine 17-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-192 34326009-6 2021 The electrostatic interaction is the key force in stabilizing the RdRp-rilpivirine complex, while van der Waals interaction dominates in the ACE2 rilpivirine case. Rilpivirine 71-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-70 34326009-7 2021 Our findings suggest that rilpivirine can inhibit SARS-CoV-2 replication by targeting not only ACE2, but also RdRp and other targets, and therefore, it can be used to invoke altered mechanisms at the pre-entry and post-entry phases. Rilpivirine 26-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-114 34303192-5 2021 Here, we screened non-nucleoside antivirals and found three out of them to be strongest in binding to RdRp out of which two retained binding even using molecular dynamic simulations. Nucleosides 22-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 102-106 34641337-10 2021 Remdesivir, an RdRp inhibitor, exhibited an antiviral EC50 value of 2.4 microM in the same assay. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 15-19 34533107-9 2021 The results transpired that the binding affinity of Arjunetin is higher than Remdesivir in the RNA binding cavity of RdRp. arjunetin 52-61 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 34514487-3 2021 One common group of RdRp inhibitors, 2"-modified nucleotides, are reported to exhibit different behaviors in the SARS-CoV-2 RdRp transcription assay. 2"-modified nucleotides 37-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 20-24 34514487-3 2021 One common group of RdRp inhibitors, 2"-modified nucleotides, are reported to exhibit different behaviors in the SARS-CoV-2 RdRp transcription assay. 2"-modified nucleotides 37-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 124-128 34514487-11 2021 Our findings are consistent with experimental observations, and more importantly, shed light on the detailed molecular mechanism of SARS-CoV-2 RdRp inhibition by 2"-substituted nucleotide analogs, and may facilitate the rational design of antiviral agents to inhibit SARS-CoV-2 RdRp. 2"-substituted nucleotide 162-187 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 34514487-11 2021 Our findings are consistent with experimental observations, and more importantly, shed light on the detailed molecular mechanism of SARS-CoV-2 RdRp inhibition by 2"-substituted nucleotide analogs, and may facilitate the rational design of antiviral agents to inhibit SARS-CoV-2 RdRp. 2"-substituted nucleotide 162-187 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 278-282 34712904-4 2021 Also, Ct values were determined using SARS-CoV-2-specific oligonucleotides directed to ORF1ab. Oligonucleotides 58-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-93 34533107-9 2021 The results transpired that the binding affinity of Arjunetin is higher than Remdesivir in the RNA binding cavity of RdRp. remdesivir 77-87 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 34493768-4 2021 According to the fact that C60 fullerene (a sphere-shaped molecule consisting of carbon) has shown inhibitory activity against various protein targets, here the analysis of the potential binding mechanism between SARS-CoV-2 proteins 3CLpro and RdRp with C60 fullerene was done; it has resulted in one and two possible binding mechanisms, respectively. fullerene C60 27-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 244-248 34352100-1 2021 The catalytic subunit of SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) contains two active sites that catalyze nucleotidyl-monophosphate transfer (NMPylation). nucleotidyl-monophosphate 112-137 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-70 34352100-4 2021 One study showed that NiRAN transfers NMP to the first residue of RNA-binding protein nsp9; another reported a structure of nsp9 containing two additional N-terminal residues bound to the NiRAN active site but observed NMP transfer to RNA instead. N-methylpyrrolidone 38-41 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 86-90 34352100-6 2021 Substitutions of the invariant NiRAN residues abolish NMPylation, whereas substitution of a catalytic RdRp Asp residue does not. Aspartic Acid 107-110 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 102-106 34339634-2 2021 Nucleotide analogs such as remdesivir and favipiravir are thought to interfere with the RNA replication by RdRp. remdesivir 27-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-111 34339634-2 2021 Nucleotide analogs such as remdesivir and favipiravir are thought to interfere with the RNA replication by RdRp. favipiravir 42-53 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 107-111 34339634-4 2021 However, the process in which these drug candidates and nucleoside triphosphates are taken up by RdRp remains unknown. nucleoside triphosphates 56-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-101 34339634-5 2021 In this study, we performed all-atom molecular dynamics simulations to clarify the recognition mechanism of RdRp for these drug candidates and ATP that were at a distance. Adenosine Triphosphate 143-146 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 108-112 34339634-6 2021 The ligand recognition ability of RdRp decreased in the order of remdesivir, favipiravir, and ATP. remdesivir 65-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 34339634-6 2021 The ligand recognition ability of RdRp decreased in the order of remdesivir, favipiravir, and ATP. favipiravir 77-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 34339634-6 2021 The ligand recognition ability of RdRp decreased in the order of remdesivir, favipiravir, and ATP. Adenosine Triphosphate 94-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 34-38 34339634-9 2021 In the common two paths, it was observed that the multiple lysine residues of RdRp carried the ligands to the binding site like a "bucket brigade". Lysine 59-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-82 34493768-4 2021 According to the fact that C60 fullerene (a sphere-shaped molecule consisting of carbon) has shown inhibitory activity against various protein targets, here the analysis of the potential binding mechanism between SARS-CoV-2 proteins 3CLpro and RdRp with C60 fullerene was done; it has resulted in one and two possible binding mechanisms, respectively. Carbon 81-87 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 244-248 34493768-4 2021 According to the fact that C60 fullerene (a sphere-shaped molecule consisting of carbon) has shown inhibitory activity against various protein targets, here the analysis of the potential binding mechanism between SARS-CoV-2 proteins 3CLpro and RdRp with C60 fullerene was done; it has resulted in one and two possible binding mechanisms, respectively. fullerene C60 254-267 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 244-248 34493768-6 2021 And for RdRp in the first model C60 fullerene blocks RNA synthesis pore and in the second one it prevents binding with Nsp8 co-factor (without this complex formation, RdRp can not perform its initial functions). Fullerenes 36-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 8-12 34493768-6 2021 And for RdRp in the first model C60 fullerene blocks RNA synthesis pore and in the second one it prevents binding with Nsp8 co-factor (without this complex formation, RdRp can not perform its initial functions). Fullerenes 36-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 34539415-4 2021 Molecular docking analysis revealed strong binding affinities and interactions between the phytocannabinoids and codon mRNAs for ORF1ab, Surface glycoprotein, Envelope protein and Nucleocapsid phosphoprotein from SARS-CoV-2 whole genome which may be due to chemico-biological interactions as a result of nucleophilic/electrophilic attacks between viral nucleotides and cannabinoids. phytocannabinoids 91-108 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-135 34539415-4 2021 Molecular docking analysis revealed strong binding affinities and interactions between the phytocannabinoids and codon mRNAs for ORF1ab, Surface glycoprotein, Envelope protein and Nucleocapsid phosphoprotein from SARS-CoV-2 whole genome which may be due to chemico-biological interactions as a result of nucleophilic/electrophilic attacks between viral nucleotides and cannabinoids. Cannabinoids 369-381 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 129-135 34247016-3 2021 Herein, I discovered and introduce a new pyrazine derivative, (E)-N-(4-cyanobenzylidene)-6-fluoro-3-hydroxypyrazine-2-carboxamide (cyanorona-20), as the first potent SARS-CoV-2 RdRp inhibitor with very high selectivity (209- and 45-fold more potent than favipiravir and remdesivir, respectively). Pyrazines 41-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 34409597-2 2021 Accumulation of mutations in SARS-CoV-2 RdRp may facilitate antigenic drift, generating favipiravir resistance. favipiravir 88-99 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 40-44 34409597-3 2021 Focusing on the chain-termination mechanism utilized by favipiravir, we used high-throughput interface-based protein design to generate >100,000 designs of the favipiravir-binding site of RdRp and identify mutational hotspots. favipiravir 56-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-192 34409597-3 2021 Focusing on the chain-termination mechanism utilized by favipiravir, we used high-throughput interface-based protein design to generate >100,000 designs of the favipiravir-binding site of RdRp and identify mutational hotspots. favipiravir 160-171 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 188-192 34409597-4 2021 We identified several single-point mutants and designs having a sequence identity of 97-98% with wildtype RdRp, suggesting that SARS-CoV-2 can develop favipiravir resistance with few mutations. favipiravir 151-162 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 34247016-3 2021 Herein, I discovered and introduce a new pyrazine derivative, (E)-N-(4-cyanobenzylidene)-6-fluoro-3-hydroxypyrazine-2-carboxamide (cyanorona-20), as the first potent SARS-CoV-2 RdRp inhibitor with very high selectivity (209- and 45-fold more potent than favipiravir and remdesivir, respectively). (e)-N-(4-cyanobenzylidene)-6-fluoro-3-hydroxypyrazine-2-carboxamide 62-129 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 34247016-3 2021 Herein, I discovered and introduce a new pyrazine derivative, (E)-N-(4-cyanobenzylidene)-6-fluoro-3-hydroxypyrazine-2-carboxamide (cyanorona-20), as the first potent SARS-CoV-2 RdRp inhibitor with very high selectivity (209- and 45-fold more potent than favipiravir and remdesivir, respectively). cyanorona-20 131-143 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 34247016-3 2021 Herein, I discovered and introduce a new pyrazine derivative, (E)-N-(4-cyanobenzylidene)-6-fluoro-3-hydroxypyrazine-2-carboxamide (cyanorona-20), as the first potent SARS-CoV-2 RdRp inhibitor with very high selectivity (209- and 45-fold more potent than favipiravir and remdesivir, respectively). favipiravir 254-265 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 34476266-6 2021 Molecular docking and binding free energy calculations against RdRp enzyme identified suramin as a potential compound that showed the highest docking score of -7.83 Kcal/mole and binding energy of -80.83 Kcal/mole as a comparison to other compounds. Suramin 86-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 63-67 34331944-2 2021 In the unmodified state, Nsp9 forms an obligate homodimer via an essential GxxxG protein-interaction motif, but its ssRNA-binding mechanism remains unknown. ssrna 116-121 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 25-29 34119626-8 2021 However, with SDS micelle, it adopted an alpha-helical conformation, suggesting the helical propensity of nsp11. Sodium Dodecyl Sulfate 14-17 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-111 34381216-3 2021 Here, we establish the molecular mechanisms underlying molnupiravir-induced RNA mutagenesis by the viral RNA-dependent RNA polymerase (RdRp). EIDD 2801 55-67 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 135-139 34381216-4 2021 Biochemical assays show that the RdRp uses the active form of molnupiravir, beta-D-N4-hydroxycytidine (NHC) triphosphate, as a substrate instead of cytidine triphosphate or uridine triphosphate. EIDD 2801 62-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-37 34381216-4 2021 Biochemical assays show that the RdRp uses the active form of molnupiravir, beta-D-N4-hydroxycytidine (NHC) triphosphate, as a substrate instead of cytidine triphosphate or uridine triphosphate. beta-d-n4-hydroxycytidine (nhc) triphosphate 76-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-37 34381216-4 2021 Biochemical assays show that the RdRp uses the active form of molnupiravir, beta-D-N4-hydroxycytidine (NHC) triphosphate, as a substrate instead of cytidine triphosphate or uridine triphosphate. Cytidine Triphosphate 148-169 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-37 34392751-4 2021 From our results, three complexes containing the ligands with Pubchem IDs: 153012995, 12149203, and 123608715 showed lower binding energies than the control (Ritonavir), indicating that they may become promising inhibitors for PLpro. Ritonavir 158-167 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 227-232 34578302-5 2021 In light of recently discovered non-canonical RNA caps, we tested various dinucleoside polyphosphate-capped RNAs as substrates for nsp10-nsp16 MTase. Dinucleoside Phosphates 74-100 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 131-136 34803450-0 2021 beta-Carboline alkaloids induce structural plasticity and inhibition of SARS-CoV-2 nsp3 macrodomain more potently than remdesivir metabolite GS-441524: computational approach. beta-carboline alkaloids 0-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 83-87 34458164-3 2021 Result of molecular docking showed that Isoquercetin potentially binds with the active site/protein binding site of the Spike, RdRP, and Mpro targets with a docking score of -8.22, -6.86, and -9.73 kcal/mole, respectively. isoquercitrin 40-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 127-131 34431452-5 2021 An HIV protease inhibitor, saquinavir showed a good dock score and binding free energy with varied binding interactions against 3CLpro and PLpro. Saquinavir 27-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 139-144 34431452-6 2021 While, adefovir, a nucleotide HBV DNA polymerase inhibitor exhibited good dock score and binding interactions against RdRp. adefovir 7-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 118-122 34431452-8 2021 The MD simulation runs for 100 ns on 3CLpro-saquinavir, PLpro-saquinavir and RdRp-adefovir complexes using Desmond revealed fairly stable nature of interactions. 3clpro-saquinavir 37-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 34439061-11 2021 Glycyrrhizin and its metabolite 18-beta-glycyrrhetinic acid have shown a strong binding affinity for MPro, helicase, RdRp, spike, and E-channel proteins, while a flavonoid Baicalin also strongly binds against PLpro and RdRp. Glycyrrhizic Acid 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 34439061-11 2021 Glycyrrhizin and its metabolite 18-beta-glycyrrhetinic acid have shown a strong binding affinity for MPro, helicase, RdRp, spike, and E-channel proteins, while a flavonoid Baicalin also strongly binds against PLpro and RdRp. Glycyrrhizic Acid 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 209-214 34439061-11 2021 Glycyrrhizin and its metabolite 18-beta-glycyrrhetinic acid have shown a strong binding affinity for MPro, helicase, RdRp, spike, and E-channel proteins, while a flavonoid Baicalin also strongly binds against PLpro and RdRp. Glycyrrhizic Acid 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 219-223 34439061-11 2021 Glycyrrhizin and its metabolite 18-beta-glycyrrhetinic acid have shown a strong binding affinity for MPro, helicase, RdRp, spike, and E-channel proteins, while a flavonoid Baicalin also strongly binds against PLpro and RdRp. 18alpha-glycyrrhetinic acid 32-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 34439061-11 2021 Glycyrrhizin and its metabolite 18-beta-glycyrrhetinic acid have shown a strong binding affinity for MPro, helicase, RdRp, spike, and E-channel proteins, while a flavonoid Baicalin also strongly binds against PLpro and RdRp. 18alpha-glycyrrhetinic acid 32-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 209-214 34439061-11 2021 Glycyrrhizin and its metabolite 18-beta-glycyrrhetinic acid have shown a strong binding affinity for MPro, helicase, RdRp, spike, and E-channel proteins, while a flavonoid Baicalin also strongly binds against PLpro and RdRp. 18alpha-glycyrrhetinic acid 32-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 219-223 34490343-0 2021 Molecular Dynamics Simulations Reveal the Interaction Fingerprint of Remdesivir Triphosphate Pivotal in Allosteric Regulation of SARS-CoV-2 RdRp. remdesivir 69-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 140-144 34490343-3 2021 Remdesivir (RDV) is established to inhibit RNA-dependent RNA polymerase (RdRp) in distinct viral families including Ebola and SARS-CoV-2. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 34490343-3 2021 Remdesivir (RDV) is established to inhibit RNA-dependent RNA polymerase (RdRp) in distinct viral families including Ebola and SARS-CoV-2. remdesivir 12-15 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 73-77 34490343-9 2021 From the interaction fingerprinting it is revealed that the RTP interact with basic and conserved residues that are detrimental for the RdRp activity, therefore it possibly perturbed the catalytic site and blocked the NTP entrance site considerably. ntp 218-221 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 136-140 34458164-4 2021 Further, MS 3, 7-Hydroxyaloin B, 10-Hydroxyaloin A, showed -9.57, -7.07, -8.57 kcal/mole docking score against Spike, RdRP, and Mpro targets respectively. 3, 7-hydroxyaloin b 12-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 118-122 34458164-4 2021 Further, MS 3, 7-Hydroxyaloin B, 10-Hydroxyaloin A, showed -9.57, -7.07, -8.57 kcal/mole docking score against Spike, RdRP, and Mpro targets respectively. 10-Hydroxyaloin A 33-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 118-122 34440200-6 2021 We confirmed that SARS-CoV-2 RdRp replicated double-stranded RNA using immunofluorescence staining and the inhibition of RdRp activity by remdesivir and lycorine using this system. remdesivir 138-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 29-33 34443484-6 2021 The synthetic peptides showed PLpro inhibition potencies (IC50s = 1.0-3.5 microM) and binding affinities (Kd = 0.9-7 microM) at the low micromolar range but poor inhibitory activity against Mpro (IC50 > 10 microM). Peptides 14-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 30-35 34440200-6 2021 We confirmed that SARS-CoV-2 RdRp replicated double-stranded RNA using immunofluorescence staining and the inhibition of RdRp activity by remdesivir and lycorine using this system. remdesivir 138-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 121-125 34440200-6 2021 We confirmed that SARS-CoV-2 RdRp replicated double-stranded RNA using immunofluorescence staining and the inhibition of RdRp activity by remdesivir and lycorine using this system. lycorine 153-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 29-33 34440200-6 2021 We confirmed that SARS-CoV-2 RdRp replicated double-stranded RNA using immunofluorescence staining and the inhibition of RdRp activity by remdesivir and lycorine using this system. lycorine 153-161 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 121-125 34440200-8 2021 Finally, we screened nucleoside and nucleotide analogs and identified adefovir dipivoxil, emtricitabine, telbivudine, entecavir hydrate, moroxydine and rifampin as novel SARS-CoV-2 RdRp inhibitors and therapeutic candidates for COVID-19 This system provides an effective high-throughput screening system platform for developing potential prophylactic and therapeutic drugs for COVID-19 and emerging coronavirus infections. adefovir dipivoxil 70-88 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 181-185 34222849-1 2021 Background: Tenofovir and emtricitabine interfere with the SARS CoV-2 ribonucleic acid (RNA)-dependent RNA polymerase (RdRp). Tenofovir 12-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 34452451-5 2021 Here, we present that these pyridobenzothiazole derivatives also significantly inhibit SARS-CoV-2 RdRp, as demonstrated using both polymerase- and cell-based antiviral assays. Thiazolo[5,4-f]quinoline 28-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 98-102 34370622-7 2021 Additionally, MD simulation supports the robust stability of Ochnaflavone and Licoflavone B against NSP9 at the active sites via hydrophobic interactions, H-bonding, and H-bonding facilitated by water. ochnaflavone 61-73 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 34370622-7 2021 Additionally, MD simulation supports the robust stability of Ochnaflavone and Licoflavone B against NSP9 at the active sites via hydrophobic interactions, H-bonding, and H-bonding facilitated by water. licoflavone B 78-91 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 34370622-7 2021 Additionally, MD simulation supports the robust stability of Ochnaflavone and Licoflavone B against NSP9 at the active sites via hydrophobic interactions, H-bonding, and H-bonding facilitated by water. Water 195-200 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 34181461-6 2021 These same derivatives as well as other hydroxylumisterols and hydroxyvitamin D3 metabolites inhibited RdRP by 50-60%. hydroxylumisterols 40-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 103-107 34181461-6 2021 These same derivatives as well as other hydroxylumisterols and hydroxyvitamin D3 metabolites inhibited RdRP by 50-60%. hydroxyvitamin d3 63-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 103-107 34216889-4 2021 Successive interactions between RdRp (nsp12 alone or in complex with cofactors nsp7-8) and viral RNA demonstrated that the binding affinity values remained the same, but the sites of interaction of RdRp (highly conserved for homologous sequences from different organisms) were altered in the presence of selected antiviral drugs such as Remdesivir, and Sofosbuvir. remdesivir 337-347 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 32-36 34216889-4 2021 Successive interactions between RdRp (nsp12 alone or in complex with cofactors nsp7-8) and viral RNA demonstrated that the binding affinity values remained the same, but the sites of interaction of RdRp (highly conserved for homologous sequences from different organisms) were altered in the presence of selected antiviral drugs such as Remdesivir, and Sofosbuvir. remdesivir 337-347 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-85 34216889-4 2021 Successive interactions between RdRp (nsp12 alone or in complex with cofactors nsp7-8) and viral RNA demonstrated that the binding affinity values remained the same, but the sites of interaction of RdRp (highly conserved for homologous sequences from different organisms) were altered in the presence of selected antiviral drugs such as Remdesivir, and Sofosbuvir. remdesivir 337-347 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-202 34216889-4 2021 Successive interactions between RdRp (nsp12 alone or in complex with cofactors nsp7-8) and viral RNA demonstrated that the binding affinity values remained the same, but the sites of interaction of RdRp (highly conserved for homologous sequences from different organisms) were altered in the presence of selected antiviral drugs such as Remdesivir, and Sofosbuvir. Sofosbuvir 353-363 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 32-36 34216889-4 2021 Successive interactions between RdRp (nsp12 alone or in complex with cofactors nsp7-8) and viral RNA demonstrated that the binding affinity values remained the same, but the sites of interaction of RdRp (highly conserved for homologous sequences from different organisms) were altered in the presence of selected antiviral drugs such as Remdesivir, and Sofosbuvir. Sofosbuvir 353-363 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-85 34216889-4 2021 Successive interactions between RdRp (nsp12 alone or in complex with cofactors nsp7-8) and viral RNA demonstrated that the binding affinity values remained the same, but the sites of interaction of RdRp (highly conserved for homologous sequences from different organisms) were altered in the presence of selected antiviral drugs such as Remdesivir, and Sofosbuvir. Sofosbuvir 353-363 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-202 34216889-5 2021 The antiviral drug Sofosbuvir reduced the number of hydrogen bonds formed between RdRp and RNA. Sofosbuvir 19-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 34216889-5 2021 The antiviral drug Sofosbuvir reduced the number of hydrogen bonds formed between RdRp and RNA. Hydrogen 52-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 34222849-1 2021 Background: Tenofovir and emtricitabine interfere with the SARS CoV-2 ribonucleic acid (RNA)-dependent RNA polymerase (RdRp). Emtricitabine 26-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 34216889-6 2021 Remdesivir bound more tightly to viral RNA than viral RdRp alone or the nsp12-7-8 hexadecameric complex, resulting in a significant number of hydrogen bonds being formed in the uracil-rich region. Hydrogen 142-150 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-58 34216889-6 2021 Remdesivir bound more tightly to viral RNA than viral RdRp alone or the nsp12-7-8 hexadecameric complex, resulting in a significant number of hydrogen bonds being formed in the uracil-rich region. Uracil 177-183 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 54-58 34315339-2 2021 This study is aimed to find the most potent ligands from 703 analogs of remdesivir against RNA-dependent RNA polymerase (RdRp) protein of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virus . remdesivir 72-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 121-125 34393787-9 2021 Many studies have shown that the presence of a metal ion in the structure can significantly affect the affinity of the compound to key structural elements of the SARS CoV-2, such as Mpro protease, RNA-dependent RNA polymerase (RdRp) and spike protein. Metals 47-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 227-231 34282419-3 2021 Here we show that water-soluble derivatives of alpha-tocopherol have potent antiviral activity and synergize with remdesivir as inhibitors of the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp). Water 18-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 187-191 34282419-3 2021 Here we show that water-soluble derivatives of alpha-tocopherol have potent antiviral activity and synergize with remdesivir as inhibitors of the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp). alpha-Tocopherol 47-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 187-191 34282419-3 2021 Here we show that water-soluble derivatives of alpha-tocopherol have potent antiviral activity and synergize with remdesivir as inhibitors of the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp). remdesivir 114-124 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 187-191 34282419-5 2021 We subsequently determined that TPGS and other water-soluble derivatives of alpha-tocopherol inhibit the transcriptional activity of purified SARS-CoV-2 RdRp and identified affinity binding sites for these compounds within a conserved, hydrophobic interface between SARS-CoV-2 nonstructural protein 7 and nonstructural protein 8 that is functionally implicated in the assembly of the SARS-CoV-2 RdRp 6 . Water 47-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 34282419-5 2021 We subsequently determined that TPGS and other water-soluble derivatives of alpha-tocopherol inhibit the transcriptional activity of purified SARS-CoV-2 RdRp and identified affinity binding sites for these compounds within a conserved, hydrophobic interface between SARS-CoV-2 nonstructural protein 7 and nonstructural protein 8 that is functionally implicated in the assembly of the SARS-CoV-2 RdRp 6 . alpha-Tocopherol 76-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 34282419-6 2021 In summary, we conclude that solubilizing modifications to alpha-tocopherol allow it to interact with the SARS-CoV-2 RdRp, making it an effective antiviral molecule alone and even more so in combination with remdesivir. alpha-Tocopherol 59-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 34282419-6 2021 In summary, we conclude that solubilizing modifications to alpha-tocopherol allow it to interact with the SARS-CoV-2 RdRp, making it an effective antiviral molecule alone and even more so in combination with remdesivir. remdesivir 208-218 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 117-121 34441553-6 2021 Among these compounds, retusapurpurin A has shown high affinity to 3CLpro (DeltaG = -9.4 kcal/mol), RdRp (-7.5), RBD (-7.2), NSP13 (-9.4), and ACE2 (-10.4) and potent inhibition of viral entry by forming hydrogen bonds with amino acid residues within viral and human target proteins. retusapurpurin A 23-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 34441553-7 2021 In addition, propolis-derived baccharin demonstrated even higher binding affinity towards PLpro (-8.2 kcal/mol). baccharin 30-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 90-95 34312587-7 2021 From the results, Merimepodib and Dexamethaxone demonstrated the most significant inhibitory potential against the PLpro. N-3-(3-(3-methoxy-4-oxazol-5-ylphenyl)ureido)benzylcarbamic acid tetrahydrofuran-3-yl ester 18-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 115-120 34294141-7 2021 We found Nsp3 interacted with N through its acidic region at N-terminus, while N interacted with Nsp3 through its NTD, which is rich in the basic amino acids. Amino Acids, Basic 140-157 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-101 34312587-7 2021 From the results, Merimepodib and Dexamethaxone demonstrated the most significant inhibitory potential against the PLpro. dexamethaxone 34-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 115-120 34312587-10 2021 whereas Lopinavir (- 7.7 kcal/mol) exhibited the strongest affinity for RdRp. Lopinavir 8-17 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 72-76 34354677-4 2021 Nucleoside analogs are the most promising RdRp inhibitors and have shown effectiveness in vitro, as well as in clinical settings. Nucleosides 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 42-46 34232992-0 2021 SARS-CoV-2 Nsp3 unique domain SUD interacts with guanine quadruplexes and G4-ligands inhibit this interaction. Guanine 49-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 11-15 34232992-2 2021 Of note, SARS-CoV Nsp3 contains a SARS-Unique Domain (SUD), which can bind Guanine-rich non-canonical nucleic acid structures called G-quadruplexes (G4) and is essential for SARS-CoV replication. Guanine 75-82 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 18-22 34232992-3 2021 We show herein that the SARS-CoV-2 Nsp3 protein also contains a SUD domain that interacts with G4s. Dichlorophen 95-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-39 34354677-5 2021 One limitation of such RdRp inhibitors is the removal of incorporated nucleoside analogs by SARS-CoV-2 exonuclease (ExoN). Nucleosides 70-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 23-27 34305617-6 2021 In this study, we proposed that remdesivir strongly binds to membrane protein (Mprotein), RNA-dependent RNA polymerase (RDRP), and main protease (Mprotease) of SARS-CoV-2. remdesivir 32-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-124 34083449-2 2021 We found that the catalytic subunit of the RdRp, nsp12, ligates two iron-sulfur metal cofactors in sites that were modeled as zinc centers in the available cryo-electron microscopy structures of the RdRp complex. Iron 68-72 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 43-47 34083449-2 2021 We found that the catalytic subunit of the RdRp, nsp12, ligates two iron-sulfur metal cofactors in sites that were modeled as zinc centers in the available cryo-electron microscopy structures of the RdRp complex. Iron 68-72 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 199-203 34083449-2 2021 We found that the catalytic subunit of the RdRp, nsp12, ligates two iron-sulfur metal cofactors in sites that were modeled as zinc centers in the available cryo-electron microscopy structures of the RdRp complex. Sulfur 73-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 43-47 34083449-2 2021 We found that the catalytic subunit of the RdRp, nsp12, ligates two iron-sulfur metal cofactors in sites that were modeled as zinc centers in the available cryo-electron microscopy structures of the RdRp complex. Sulfur 73-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 199-203 34083449-2 2021 We found that the catalytic subunit of the RdRp, nsp12, ligates two iron-sulfur metal cofactors in sites that were modeled as zinc centers in the available cryo-electron microscopy structures of the RdRp complex. Metals 80-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 43-47 34083449-2 2021 We found that the catalytic subunit of the RdRp, nsp12, ligates two iron-sulfur metal cofactors in sites that were modeled as zinc centers in the available cryo-electron microscopy structures of the RdRp complex. Metals 80-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 199-203 34083449-4 2021 Oxidation of the clusters by the stable nitroxide TEMPOL caused their disassembly, potently inhibited the RdRp, and blocked SARS-CoV-2 replication in cell culture. Hydroxylamine 40-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 34083449-4 2021 Oxidation of the clusters by the stable nitroxide TEMPOL caused their disassembly, potently inhibited the RdRp, and blocked SARS-CoV-2 replication in cell culture. tempol 50-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 34083449-5 2021 These iron-sulfur clusters thus serve as cofactors for the SARS-CoV-2 RdRp and are targets for therapy of COVID-19. Iron 6-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 34083449-5 2021 These iron-sulfur clusters thus serve as cofactors for the SARS-CoV-2 RdRp and are targets for therapy of COVID-19. Sulfur 11-17 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 34121407-7 2021 Here, the solution-based structural proteomic techniques, hydrogen-deuterium exchange mass spectrometry (HDX-MS) and cross-linking mass spectrometry (XL-MS), illuminate the dynamics of SARS-CoV-2 full-length nsp7 and nsp8 proteins and the nsp7:nsp8 protein complex. Hydrogen 58-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 34121407-7 2021 Here, the solution-based structural proteomic techniques, hydrogen-deuterium exchange mass spectrometry (HDX-MS) and cross-linking mass spectrometry (XL-MS), illuminate the dynamics of SARS-CoV-2 full-length nsp7 and nsp8 proteins and the nsp7:nsp8 protein complex. Hydrogen 58-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 239-243 34121407-7 2021 Here, the solution-based structural proteomic techniques, hydrogen-deuterium exchange mass spectrometry (HDX-MS) and cross-linking mass spectrometry (XL-MS), illuminate the dynamics of SARS-CoV-2 full-length nsp7 and nsp8 proteins and the nsp7:nsp8 protein complex. Hydrogen 58-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 244-248 34121407-7 2021 Here, the solution-based structural proteomic techniques, hydrogen-deuterium exchange mass spectrometry (HDX-MS) and cross-linking mass spectrometry (XL-MS), illuminate the dynamics of SARS-CoV-2 full-length nsp7 and nsp8 proteins and the nsp7:nsp8 protein complex. Deuterium 67-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 34121407-7 2021 Here, the solution-based structural proteomic techniques, hydrogen-deuterium exchange mass spectrometry (HDX-MS) and cross-linking mass spectrometry (XL-MS), illuminate the dynamics of SARS-CoV-2 full-length nsp7 and nsp8 proteins and the nsp7:nsp8 protein complex. Deuterium 67-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 239-243 34121407-7 2021 Here, the solution-based structural proteomic techniques, hydrogen-deuterium exchange mass spectrometry (HDX-MS) and cross-linking mass spectrometry (XL-MS), illuminate the dynamics of SARS-CoV-2 full-length nsp7 and nsp8 proteins and the nsp7:nsp8 protein complex. Deuterium 67-76 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 244-248 34198323-11 2021 We identified three novel compounds (GSK-650394, C646 and BH3I-1) and confirmed suramin and suramin-like compounds as in vitro SARS-CoV-2 RdRp activity inhibitors. Suramin 80-87 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 34198323-11 2021 We identified three novel compounds (GSK-650394, C646 and BH3I-1) and confirmed suramin and suramin-like compounds as in vitro SARS-CoV-2 RdRp activity inhibitors. Suramin 92-99 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 138-142 34198325-7 2021 We developed a protease assay that was used to screen a custom compound library from which we identified dihydrotanshinone I and Ro 08-2750 as compounds that inhibit PLpro in protease and isopeptidase assays and also inhibit viral replication in cell culture-based assays. dhts 105-124 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 166-171 34198325-7 2021 We developed a protease assay that was used to screen a custom compound library from which we identified dihydrotanshinone I and Ro 08-2750 as compounds that inhibit PLpro in protease and isopeptidase assays and also inhibit viral replication in cell culture-based assays. 2,3,4,10-tetrahydro-7,10-dimethyl-2,4-dioxobenzo(g)pteridine 129-139 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 166-171 34305617-12 2021 Furthermore, the eigenvalues and the trace of the covariance matrix were found to be low in case of Mprotease-remdesivir, Mprotein-remdesivir, and RDRP-remdesivir. remdesivir 152-162 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-151 34305617-13 2021 Binding of remdesivir to Mprotease, Mprotein, and RDRP reduces the average motions in protein due to its strong binding. remdesivir 11-21 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 50-54 34305617-14 2021 The MMPBSA calculations also suggested that remdesivir has strong binding affinity with Mprotein, Mprotease, and RDRP. remdesivir 44-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 113-117 34305617-8 2021 It has been found that remdesivir binds to Mprotease, Mprotein, and RDRP with -7.8, -7.4, and -7.1 kcal/mol, respectively. remdesivir 23-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 68-72 34305617-9 2021 The structure dynamics study suggested that binding of remdesivir leads to unfolding of RDRP. remdesivir 55-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-92 34230209-6 2021 PolyP120 enhanced the proteasomal degradation of both ACE2 and RdRp, thus impairing replication of the British B.1.1.7 SARS-CoV-2 variant. polyp120 0-8 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 63-67 34154407-1 2021 The catalytic subunit of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA-dependent RNA polymerase (RdRp) Nsp12 has a unique nidovirus RdRp-associated nucleotidyltransferase (NiRAN) domain that transfers nucleoside monophosphates to the Nsp9 protein and the nascent RNA. nucleoside monophosphates 224-249 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-124 34154407-4 2021 Our data show that adenosine and remdesivir triphosphates promote the synthesis of A-less RNAs, as does ppGpp, while amino acid substitutions at the NiRAN-RdRp interface augment activation, suggesting that ligand binding to the NiRAN catalytic site modulates RdRp activity. remdesivir 33-43 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 259-263 34345611-2 2021 The aim of this study was to predict in silico, using the comparative drug hydroxychloroquine, the working goal of brazilein sappan wood as a candidate for the antiviral drug SARS-CoV-2 against protein S, PLpro, and Mpro. Hydroxychloroquine 75-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 205-210 34345611-7 2021 The above test results indicate that brazilein sappan wood has potential as a SARS-CoV-2 drug candidate, has a stable bond, and that the biological activity of the compound is stronger against S protein than the proteins of PLpro and Mpro. brazilein sappan 37-53 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 224-229 34154407-1 2021 The catalytic subunit of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA-dependent RNA polymerase (RdRp) Nsp12 has a unique nidovirus RdRp-associated nucleotidyltransferase (NiRAN) domain that transfers nucleoside monophosphates to the Nsp9 protein and the nascent RNA. nucleoside monophosphates 224-249 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 257-261 34154407-4 2021 Our data show that adenosine and remdesivir triphosphates promote the synthesis of A-less RNAs, as does ppGpp, while amino acid substitutions at the NiRAN-RdRp interface augment activation, suggesting that ligand binding to the NiRAN catalytic site modulates RdRp activity. Adenosine 19-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 34154407-4 2021 Our data show that adenosine and remdesivir triphosphates promote the synthesis of A-less RNAs, as does ppGpp, while amino acid substitutions at the NiRAN-RdRp interface augment activation, suggesting that ligand binding to the NiRAN catalytic site modulates RdRp activity. Adenosine 19-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 259-263 34154407-4 2021 Our data show that adenosine and remdesivir triphosphates promote the synthesis of A-less RNAs, as does ppGpp, while amino acid substitutions at the NiRAN-RdRp interface augment activation, suggesting that ligand binding to the NiRAN catalytic site modulates RdRp activity. remdesivir 33-43 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 34154407-9 2021 Using this assay, we demonstrate that RdRp is allosterically activated by nontemplating phosphorylated nucleotides, including naturally occurring alarmone ppGpp and synthetic remdesivir triphosphate. alarmone ppgpp 146-160 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 34131072-2 2021 The SARS-CoV-2 genome encodes the 2"-O-methyltransferase nsp16, which, when bound to the coactivator nsp10, uses S-adenosylmethionine (SAM) as a donor to transfer a methyl group to the first ribonucleotide of the mRNA in the final step of viral mRNA capping. S-Adenosylmethionine 113-133 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 101-106 34131072-2 2021 The SARS-CoV-2 genome encodes the 2"-O-methyltransferase nsp16, which, when bound to the coactivator nsp10, uses S-adenosylmethionine (SAM) as a donor to transfer a methyl group to the first ribonucleotide of the mRNA in the final step of viral mRNA capping. S-Adenosylmethionine 135-138 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 101-106 34154407-9 2021 Using this assay, we demonstrate that RdRp is allosterically activated by nontemplating phosphorylated nucleotides, including naturally occurring alarmone ppGpp and synthetic remdesivir triphosphate. remdesivir 175-185 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 34131072-4 2021 We determined the X-ray structures of the SARS-CoV-2 2"-O-methyltransferase (the nsp16-nsp10 heterodimer) in complex with its reaction substrates, products, and divalent metal cations. Metals 170-175 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-92 34069681-2 2021 Currently, the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp, encoded by nsp12-nsp7-nsp8) has been targeted by numerous inhibitors, e.g., remdesivir, the only provisionally approved treatment to-date, although the clinical impact of these interventions remains inconclusive. remdesivir 138-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 56-60 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. polyphenolic compounds 4-26 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. 2,3-bis(3'-hydroxybenzyl)butane-1,4-diol 36-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. taxifolin 48-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. eriodictyol 59-70 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. Leucopelargonidin 72-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. morin 91-96 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. myricetin 101-110 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34182889-6 2021 Six polyphenolic compounds, namely, enterodiol, taxifolin, eriodictyol, leucopelargonidin, morin and myricetin were found to exhibit remarkable binding affinities against the proteases with taxifolin and morin exhibiting the highest binding affinity toward Mpro and PLpro respectively. taxifolin 190-199 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 266-271 34205768-0 2021 Targeting 3CLpro and SARS-CoV-2 RdRp by Amphimedon sp. amphimedon sp 40-53 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 32-36 34290823-0 2021 Reappraisal of trifluperidol against Nsp3 as a potential therapeutic for novel COVID-19: a molecular docking and dynamics study. Trifluperidol 15-28 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 34290823-5 2021 The screening and MDS results suggest that trifluperidol could be a novel inhibitor of the ADRP domain of Nsp3. Trifluperidol 43-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 34136511-5 2021 RdRp is a prime target for Remdesivir and other nucleotides analog-based antiviral drugs. remdesivir 27-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-4 34136511-6 2021 In this study, we showed three bioactive molecules from tea (epicatechin-3,5-di-O-gallate, epigallocatechin-3,5-di-O-gallate, and epigallocatechin-3,4-di-O-gallate) that showed better interaction with critical residues present at the catalytic center and the NTP entry channel of RdRp than antiviral drugs Remdesivir and Favipiravir. Epicatechin 3,5-di-O-gallate 61-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 280-284 34136511-6 2021 In this study, we showed three bioactive molecules from tea (epicatechin-3,5-di-O-gallate, epigallocatechin-3,5-di-O-gallate, and epigallocatechin-3,4-di-O-gallate) that showed better interaction with critical residues present at the catalytic center and the NTP entry channel of RdRp than antiviral drugs Remdesivir and Favipiravir. epigallocatechin-3,5-di-o-gallate 91-124 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 280-284 34136511-6 2021 In this study, we showed three bioactive molecules from tea (epicatechin-3,5-di-O-gallate, epigallocatechin-3,5-di-O-gallate, and epigallocatechin-3,4-di-O-gallate) that showed better interaction with critical residues present at the catalytic center and the NTP entry channel of RdRp than antiviral drugs Remdesivir and Favipiravir. epigallocatechin-3,4-di-o-gallate 130-163 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 280-284 34136511-6 2021 In this study, we showed three bioactive molecules from tea (epicatechin-3,5-di-O-gallate, epigallocatechin-3,5-di-O-gallate, and epigallocatechin-3,4-di-O-gallate) that showed better interaction with critical residues present at the catalytic center and the NTP entry channel of RdRp than antiviral drugs Remdesivir and Favipiravir. ntp 259-262 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 280-284 34136511-6 2021 In this study, we showed three bioactive molecules from tea (epicatechin-3,5-di-O-gallate, epigallocatechin-3,5-di-O-gallate, and epigallocatechin-3,4-di-O-gallate) that showed better interaction with critical residues present at the catalytic center and the NTP entry channel of RdRp than antiviral drugs Remdesivir and Favipiravir. remdesivir 306-316 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 280-284 34136511-6 2021 In this study, we showed three bioactive molecules from tea (epicatechin-3,5-di-O-gallate, epigallocatechin-3,5-di-O-gallate, and epigallocatechin-3,4-di-O-gallate) that showed better interaction with critical residues present at the catalytic center and the NTP entry channel of RdRp than antiviral drugs Remdesivir and Favipiravir. favipiravir 321-332 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 280-284 34248355-6 2021 Based on comparative molecular docking and simulation studies of the selected phytocompounds with SARS-CoV-2 RdRp revealed that EBDGp possesses a stronger binding affinity (-23.32 kcal/mol) and stability than other phytocompounds and reference compound, Remdesivir (-19.36 kcal/mol). remdesivir 254-264 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-113 34248355-8 2021 Molecular docking and dynamic simulation results confirmed that EBDGp has better inhibitory potential than Remdesivir and can be an effective novel drug for SARS-CoV-2 RdRp. remdesivir 107-117 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 168-172 34206274-1 2021 SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) protein is the target for the antiviral drug Remdesivir (RDV). remdesivir 92-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-45 34206274-1 2021 SARS-CoV-2 RNA-dependent RNA polymerase (RdRp) protein is the target for the antiviral drug Remdesivir (RDV). remdesivir 104-107 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 41-45 34206274-4 2021 The current study sought to investigate whether A97V and P323L mutations influence the binding of RDV to the RdRp of SARS-CoV-2 compared to wild-type (WT). remdesivir 98-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-113 34206274-5 2021 The interaction of RDV with WT-, A97V-, and P323L-RdRp were measured using molecular dynamic (MD) simulations, and the free binding energies were extracted. remdesivir 19-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 50-54 34206274-6 2021 Results showed that RDV that bound to WT- and A97V-RdRp had a similar dynamic motion and internal residue fluctuations, whereas RDV interaction with P323L-RdRp exhibited a tighter molecular conformation, with a high internal motion near the active site. remdesivir 20-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 51-55 34206274-6 2021 Results showed that RDV that bound to WT- and A97V-RdRp had a similar dynamic motion and internal residue fluctuations, whereas RDV interaction with P323L-RdRp exhibited a tighter molecular conformation, with a high internal motion near the active site. remdesivir 20-23 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 34206274-6 2021 Results showed that RDV that bound to WT- and A97V-RdRp had a similar dynamic motion and internal residue fluctuations, whereas RDV interaction with P323L-RdRp exhibited a tighter molecular conformation, with a high internal motion near the active site. remdesivir 128-131 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 155-159 34206274-7 2021 This was further corroborated with RDV showing a higher binding affinity to P323L-RdRp (-24.1 kcal/mol) in comparison to WT-RdRp (-17.3 kcal/mol). remdesivir 35-38 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 34206274-8 2021 This study provides insight into the potential significance of administering RDV to patients carrying the SARS-CoV-2 P323L-RdRp mutation, which may have a more favourable chance of alleviating the SARS-CoV-2 illness in comparison to WT-RdRp carriers, thereby suggesting further scientific consensus for the usage of Remdesivir as clinical candidate against COVID-19. remdesivir 77-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 123-127 34206274-8 2021 This study provides insight into the potential significance of administering RDV to patients carrying the SARS-CoV-2 P323L-RdRp mutation, which may have a more favourable chance of alleviating the SARS-CoV-2 illness in comparison to WT-RdRp carriers, thereby suggesting further scientific consensus for the usage of Remdesivir as clinical candidate against COVID-19. remdesivir 316-326 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 123-127 34206274-8 2021 This study provides insight into the potential significance of administering RDV to patients carrying the SARS-CoV-2 P323L-RdRp mutation, which may have a more favourable chance of alleviating the SARS-CoV-2 illness in comparison to WT-RdRp carriers, thereby suggesting further scientific consensus for the usage of Remdesivir as clinical candidate against COVID-19. remdesivir 316-326 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 236-240 34151745-5 2021 Among these compounds, mycalamide A was identified as a potent inhibitor of SARS-CoV-2 RdRp that showed the best and stable interaction during molecular dynamic simulation, with residues (Asp760 and Asp761) found in the catalytic domain of RdRp. mycalamide A 23-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 34151745-5 2021 Among these compounds, mycalamide A was identified as a potent inhibitor of SARS-CoV-2 RdRp that showed the best and stable interaction during molecular dynamic simulation, with residues (Asp760 and Asp761) found in the catalytic domain of RdRp. mycalamide A 23-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 240-244 34311539-13 2021 Raltegravir, an anti-HIV drug, was observed to be the best compound against RdRp based on docking binding energy (-9.5 kcal/mole) and MD results. Raltegravir Potassium 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 34069681-2 2021 Currently, the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp, encoded by nsp12-nsp7-nsp8) has been targeted by numerous inhibitors, e.g., remdesivir, the only provisionally approved treatment to-date, although the clinical impact of these interventions remains inconclusive. remdesivir 138-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 79-83 34069681-2 2021 Currently, the SARS-CoV-2 RNA-dependent RNA polymerase (RdRp, encoded by nsp12-nsp7-nsp8) has been targeted by numerous inhibitors, e.g., remdesivir, the only provisionally approved treatment to-date, although the clinical impact of these interventions remains inconclusive. remdesivir 138-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 84-88 34069681-4 2021 Here, we propose a framework to monitor the emergence of antiviral resistance, and as a proof of concept, we address the interaction between RdRp and remdesivir. remdesivir 150-160 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-145 34817369-4 2021 In this study, the virtual screening followed by an in-depth docking study of the Compounds Library found that natural compound Cyclocurcumin and Silybin B have strong interaction with RdRp and much better than the remdesivir with free binding energy and inhibition constant value as ezOE-6.29 kcal/mol and 58.39 microMezOE, and ezOE-7.93kcal/mol and 45.3 microMezOE, respectively. Cyclocurcumin 128-141 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 185-189 34159141-8 2021 Justicidin D had binding affinities of -8.7, -8.1, and -7.6 kcal mol-1 on RdRp, 3CLpro, and spike, respectively. justicidins 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 74-78 34159141-9 2021 10-methoxycamptothecin had binding affinities of -8.5 and -8.2 kcal mol-1 on RdRp and spike, respectively. 10-methoxycamptothecin 0-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 34159141-10 2021 Inoxanthone had binding affinities of -8.3 and -8.1 kcal mol-1 on RdRp and spike, respectively, while binding affinities of caribine were -9.0 and -7.5 mol-1 on 3CLpro and spike, respectively. blancoxanthone 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-70 34393433-2 2021 Hence, we report the binding features of rutin, Luteolin, Salvianolic acid A, Rosmarinic acid and p-Coumaric acid with the target protein SARS-CoV-2 linked RNA dependent RNA polymerase (RdRp) for further consideration. Rutin 41-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-190 34393433-2 2021 Hence, we report the binding features of rutin, Luteolin, Salvianolic acid A, Rosmarinic acid and p-Coumaric acid with the target protein SARS-CoV-2 linked RNA dependent RNA polymerase (RdRp) for further consideration. rosmarinic acid 78-93 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-190 33594371-7 2021 A series of novel 2-phenylthiophene-based non-covalent SARS-CoV-2 PLpro inhibitors were obtained, culminating in low nanomolar potency. 2-Phenylthiophene 18-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 66-71 34817369-4 2021 In this study, the virtual screening followed by an in-depth docking study of the Compounds Library found that natural compound Cyclocurcumin and Silybin B have strong interaction with RdRp and much better than the remdesivir with free binding energy and inhibition constant value as ezOE-6.29 kcal/mol and 58.39 microMezOE, and ezOE-7.93kcal/mol and 45.3 microMezOE, respectively. Silybin 146-155 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 185-189 34393433-2 2021 Hence, we report the binding features of rutin, Luteolin, Salvianolic acid A, Rosmarinic acid and p-Coumaric acid with the target protein SARS-CoV-2 linked RNA dependent RNA polymerase (RdRp) for further consideration. p-coumaric acid 98-113 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 186-190 34817369-4 2021 In this study, the virtual screening followed by an in-depth docking study of the Compounds Library found that natural compound Cyclocurcumin and Silybin B have strong interaction with RdRp and much better than the remdesivir with free binding energy and inhibition constant value as ezOE-6.29 kcal/mol and 58.39 microMezOE, and ezOE-7.93kcal/mol and 45.3 microMezOE, respectively. ezoe 284-288 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 185-189 34817369-4 2021 In this study, the virtual screening followed by an in-depth docking study of the Compounds Library found that natural compound Cyclocurcumin and Silybin B have strong interaction with RdRp and much better than the remdesivir with free binding energy and inhibition constant value as ezOE-6.29 kcal/mol and 58.39 microMezOE, and ezOE-7.93kcal/mol and 45.3 microMezOE, respectively. ezoe 329-333 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 185-189 34870149-4 2021 Molecular docking with canthin-6-one 9-O-beta-glucopyranoside showed highest binding affinity and less binding energy with both PLpro and Mpro/3CLpro proteases and was subjected to molecular dynamic (MD) simulations for a period of 100ns. canthin-6-one 23-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 128-133 34161118-8 2021 It was found that the Carvedilol molecule was the best against RNA dependent RNA polymerase (RdRp) protein of SARS-CoV-2 (Tab. Carvedilol 22-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 93-97 34189273-3 2021 We identified lysine-143 in the equine arteritis virus (EAV) protein, nsp7, as a primary site of in vitro GMP attachment via a phosphoramide bond. Lysine 14-20 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 34189273-3 2021 We identified lysine-143 in the equine arteritis virus (EAV) protein, nsp7, as a primary site of in vitro GMP attachment via a phosphoramide bond. Guanosine Monophosphate 106-109 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 34189273-3 2021 We identified lysine-143 in the equine arteritis virus (EAV) protein, nsp7, as a primary site of in vitro GMP attachment via a phosphoramide bond. phosphoramide 127-140 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 34189273-4 2021 In SARS-CoV-2 replicase proteins, we demonstrate nsp12-mediated nucleotidylation of nsp7 lysine-2. Lysine 89-95 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 84-88 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 89-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 162-166 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 89-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 391-395 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 89-102 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 404-408 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 181-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 162-166 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 181-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 391-395 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 181-194 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 404-408 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 304-317 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 162-166 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 304-317 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 391-395 34870153-7 2021 Interestingly, the computational docking analysis of the best inhibitory binding mode of teriflunomide in the binding pocket of the active site of the SARS-CoV-2 RdRp revealed that teriflunomide may exhibit significantly stronger inhibitory binding interactions and better inhibitory binding affinities (teriflunomide has considerably lower binding energies of -9.70 and -7.80 kcal/mol with RdRp-RNA and RdRp alone, respectively) than both references. teriflunomide 304-317 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 404-408 34870153-9 2021 In conclusion, the current research paved the way to practically prove the hypothetical theory of the promising abilities of teriflunomide to successfully attack the SARS-CoV-2 particles and inhibit their replication in a triple mode of action through integrating the newly-discovered nCoV-RdRp-inhibiting properties with the previously-known two anticoronaviral mechanisms of action. teriflunomide 125-138 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 290-294 34131556-9 2021 Furthermore, representative docking complexes were validated using molecular dynamics simulations and mechanistic studies at 100 ns was carried on nucleocapsid and nsp10 proteins with curcumin complexes which resulted in stable and efficient binding energies and correlated with that of docked binding energies of the complexes. Curcumin 184-192 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-169 35597097-1 2022 A series of amino acid based 7H-pyrrolo(2,3-d)pyrimidines were designed and synthesized to discern the structure activity relationships against the SARS-CoV-2 nsp3 macrodomain (Mac1), an ADP-ribosylhydrolase that is critical for coronavirus replication and pathogenesis. 7h-pyrrolo(2,3-d)pyrimidines 29-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 159-163 35345533-8 2022 The structure-activity relationships established through molecular docking studies showed that 3-Cl BHB structure strongly binds to the receptors Mpro (-8.90 Kcal/mol) and RdRp (-8.60 Kcal/mol) which confirm its inhibition activity against COVID-19. 3-cl bhb 95-103 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 172-176 35609344-6 2022 Pyronaridine inhibited the viral PLpro activity in vitro (IC50 of 1.8 muM) without any effect on Mpro, indicating a possible molecular mechanism involved in its ability to inhibit SARS-CoV-2 replication. pyronaridine 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 33-38 35578710-3 2022 In this study, a voltammetric genosensor was developed for the determination of SARS-CoV-2 RdRP gene based on the format of cDNA probe/Au@CD core-shell NPs/graphite nanocrystals (GNCs)/paper electrode. Graphite 156-164 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 91-95 35578710-5 2022 This genosensor was exposed to different concentrations of virus gene and then the hybridization between cDNA probe and RdRP gene was monitored by redox-active toluidine blue (TB). Tolonium Chloride 160-174 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-124 35578710-5 2022 This genosensor was exposed to different concentrations of virus gene and then the hybridization between cDNA probe and RdRP gene was monitored by redox-active toluidine blue (TB). Tolonium Chloride 176-178 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 120-124 35578710-6 2022 With increasing the RdRP concentration, the reduction peak current of TB enhanced in a linear range of 0.50 pM-12.00 nM according to the regression equation of I (muA) = 7.60 log CRdRP (pM) + 25.78. Tolonium Chloride 70-72 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 20-24 35475235-0 2022 Unraveling the binding mechanism of the active form of Remdesivir to RdRp of SARS-CoV-2 and designing new potential analogues: Insights from molecular dynamics simulations. remdesivir 55-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 69-73 35475235-1 2022 The binding of the active form of Remdesivir (RTP) to RNA-dependent RNA Polymerase (RdRp) of SARS-CoV-2 was studied using molecular dynamics simulation. remdesivir 34-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 84-88 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. Sofosbuvir 52-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. Sofosbuvir 52-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. galidesivir 64-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. galidesivir 64-75 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. Ribavirin 77-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. Ribavirin 77-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. remdesivir 91-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. remdesivir 91-101 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 208-212 35510477-3 2022 The results reveal a comparable binding affinity of sofosbuvir, galidesivir, ribavirin and remdesivir compared with the physiological nucleotide triphosphates against R. oryzae RdRp as well as the SARS-CoV-2 RdRp as reported before. nucleotide triphosphates 134-158 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 177-181 35510477-4 2022 Additionally, other compounds such as setrobuvir, YAK, IDX-184 and modified GTP compounds 2, 3 and 4 show potential calculated average binding affinities against R. oryzae RdRp. setrobuvir 38-48 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 172-176 35510477-4 2022 Additionally, other compounds such as setrobuvir, YAK, IDX-184 and modified GTP compounds 2, 3 and 4 show potential calculated average binding affinities against R. oryzae RdRp. Guanosine Triphosphate 76-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 172-176 35582905-0 2022 Partial ORF1ab Gene Target Failure with Omicron BA.2.12.1. omicron ba 40-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 8-14 34997207-5 2022 Upstream, NSP6 impaired lysosome acidification to inhibit autophagic flux, whose restoration by 1alpha,25-dihydroxyvitamin D3, metformin or polydatin abrogated NSP6-induced pyroptosis. Calcitriol 96-125 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 10-14 34997207-5 2022 Upstream, NSP6 impaired lysosome acidification to inhibit autophagic flux, whose restoration by 1alpha,25-dihydroxyvitamin D3, metformin or polydatin abrogated NSP6-induced pyroptosis. Metformin 127-136 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 10-14 34997207-5 2022 Upstream, NSP6 impaired lysosome acidification to inhibit autophagic flux, whose restoration by 1alpha,25-dihydroxyvitamin D3, metformin or polydatin abrogated NSP6-induced pyroptosis. Metformin 127-136 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 160-164 34997207-5 2022 Upstream, NSP6 impaired lysosome acidification to inhibit autophagic flux, whose restoration by 1alpha,25-dihydroxyvitamin D3, metformin or polydatin abrogated NSP6-induced pyroptosis. polydatin 140-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 10-14 34997207-5 2022 Upstream, NSP6 impaired lysosome acidification to inhibit autophagic flux, whose restoration by 1alpha,25-dihydroxyvitamin D3, metformin or polydatin abrogated NSP6-induced pyroptosis. polydatin 140-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 160-164 35259661-5 2022 The present study focused on curcumin derivatives with reliable ADME profile and high molecular binding potency to different SARS-CoV-2 target enzymes (3CLPro, PLpro, NSP7/8/12, NSP7/8/12 +RNA, NSP15, NSP16, Spike, Spike+ACE). Curcumin 29-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 160-165 35259661-5 2022 The present study focused on curcumin derivatives with reliable ADME profile and high molecular binding potency to different SARS-CoV-2 target enzymes (3CLPro, PLpro, NSP7/8/12, NSP7/8/12 +RNA, NSP15, NSP16, Spike, Spike+ACE). Curcumin 29-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 167-176 35390745-9 2022 Our results suggested that isoskimmiwallin and terflavin A are potential inhibitors of RdRp, whereas isoquercitrin and isoorientin are the lead molecules against Mpro. isoskimmiwallin 27-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 35259661-5 2022 The present study focused on curcumin derivatives with reliable ADME profile and high molecular binding potency to different SARS-CoV-2 target enzymes (3CLPro, PLpro, NSP7/8/12, NSP7/8/12 +RNA, NSP15, NSP16, Spike, Spike+ACE). Curcumin 29-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 178-187 35390745-9 2022 Our results suggested that isoskimmiwallin and terflavin A are potential inhibitors of RdRp, whereas isoquercitrin and isoorientin are the lead molecules against Mpro. terflavin A 47-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 35259661-6 2022 In the molecular docking studies, the best binding scores for the 22 proposed curcumin derivatives were obtained for the PLpro protein. Curcumin 78-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 121-126 35596627-7 2022 Mapping the activity of silibinin indicated its excellent binding inhibition activity against SARS-CoV-2 S protein, Mpro and RdRP at IC50 0.029, 0.021, and 0.042 muM, respectively, while it showed no inhibition activity against TMPRSS2 at its IC50(SARS-CoV-2) . Silybin 24-33 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 125-129 35622909-1 2022 The nonstructural protein 3 (NSP3) macrodomain of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) (Mac1) removes adenosine diphosphate (ADP) ribosylation posttranslational modifications, playing a key role in the immune evasion capabilities of the virus responsible for the coronavirus disease 2019 pandemic. Adenosine 126-135 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 29-33 35622909-1 2022 The nonstructural protein 3 (NSP3) macrodomain of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) (Mac1) removes adenosine diphosphate (ADP) ribosylation posttranslational modifications, playing a key role in the immune evasion capabilities of the virus responsible for the coronavirus disease 2019 pandemic. Adenosine Diphosphate 149-152 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 29-33 35622909-2 2022 Here, we determined neutron and x-ray crystal structures of the SARS-CoV-2 NSP3 macrodomain using multiple crystal forms, temperatures, and pHs, across the apo and ADP-ribose-bound states. Adenosine Diphosphate 164-167 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-79 35622909-2 2022 Here, we determined neutron and x-ray crystal structures of the SARS-CoV-2 NSP3 macrodomain using multiple crystal forms, temperatures, and pHs, across the apo and ADP-ribose-bound states. Ribose 168-174 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-79 35435671-2 2022 Remdesivir is a nucleotide analogue that targets the RNA-dependent RNA polymerase (RdRp) of coronaviruses, including SARS-CoV-2. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 83-87 35435671-4 2022 Several hypotheses of the mechanism of inhibition of RdRp by remdesivir have been proposed, although open questions remain. remdesivir 61-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 53-57 35435671-5 2022 This work uses molecular dynamics simulations to explore the impact of remdesivir and two analogues as incoming nucleotides and of up to four incorporations of remdesivir along the primer strand on RdRp. remdesivir 71-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-202 35435671-5 2022 This work uses molecular dynamics simulations to explore the impact of remdesivir and two analogues as incoming nucleotides and of up to four incorporations of remdesivir along the primer strand on RdRp. remdesivir 160-170 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-202 35435671-6 2022 The simulation results suggest that the overall structure and the dynamical behavior of RdRp are destabilized by remdesivir and the two analogues in the incoming position. remdesivir 113-123 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-92 35435671-7 2022 The incorporation of remdesivir along the primer strand impacts specific non-bonded interactions between the nascent RNA and the polymerase subunit, as well as the overall dynamical networks on RdRp. remdesivir 21-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 194-198 35435671-9 2022 Our results provide atomic-level details of the role played by remdesivir on the disruption of RNA synthesis by RdRp and the main drivers of these disruptions. remdesivir 63-73 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 112-116 35596627-10 2022 Comparative molecular docking (MD) showed that silibinin possesses the highest binding affinity to S protein and RdRP at -7.78 and -7.15 kcal/mol, respectively. Silybin 47-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 113-117 35021060-3 2022 Using high-throughput screening, we identify acriflavine (ACF) as a potent papain-like protease (PLpro) inhibitor. Acriflavine 45-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-102 35021060-3 2022 Using high-throughput screening, we identify acriflavine (ACF) as a potent papain-like protease (PLpro) inhibitor. Acriflavine 58-61 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-102 35021060-4 2022 NMR titrations and a co-crystal structure confirm that acriflavine blocks the PLpro catalytic pocket in an unexpected binding mode. Acriflavine 55-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-83 35465139-2 2022 Our study analyzes the binding mode of both natural triphosphate substrates as well as remdesivir triphosphate (the active form of drug), which is bound preferentially over ATP by RdRp while being poorly recognized by human RNA polymerase II (RNA Pol II). triphosphoric acid 52-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 180-184 35465139-2 2022 Our study analyzes the binding mode of both natural triphosphate substrates as well as remdesivir triphosphate (the active form of drug), which is bound preferentially over ATP by RdRp while being poorly recognized by human RNA polymerase II (RNA Pol II). remdesivir 87-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 180-184 35465139-2 2022 Our study analyzes the binding mode of both natural triphosphate substrates as well as remdesivir triphosphate (the active form of drug), which is bound preferentially over ATP by RdRp while being poorly recognized by human RNA polymerase II (RNA Pol II). Adenosine Triphosphate 173-176 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 180-184 35625907-0 2022 Natural Polyphenols, 1,2,3,4,6-O-Pentagalloyglucose and Proanthocyanidins, as Broad-Spectrum Anticoronaviral Inhibitors Targeting Mpro and RdRp of SARS-CoV-2. Polyphenols 8-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 139-143 35625907-0 2022 Natural Polyphenols, 1,2,3,4,6-O-Pentagalloyglucose and Proanthocyanidins, as Broad-Spectrum Anticoronaviral Inhibitors Targeting Mpro and RdRp of SARS-CoV-2. 1,2,3,4,6-o-pentagalloyglucose 21-51 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 139-143 35625907-0 2022 Natural Polyphenols, 1,2,3,4,6-O-Pentagalloyglucose and Proanthocyanidins, as Broad-Spectrum Anticoronaviral Inhibitors Targeting Mpro and RdRp of SARS-CoV-2. Proanthocyanidins 56-73 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 139-143 35625907-6 2022 The effects of PGG and PAC on the activity of the other essential SARS-CoV-2 viral protein, RdRp, were analyzed using a cell-based activity assay system. pgg 15-18 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 92-96 35625907-6 2022 The effects of PGG and PAC on the activity of the other essential SARS-CoV-2 viral protein, RdRp, were analyzed using a cell-based activity assay system. proanthocyanidin 23-26 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 92-96 35625907-7 2022 The activity of RdRp is inhibited by PGG and PAC, and PGG has a lower IC50 (5.098 +- 1.089 muM) than PAC (21.022 +- 1.202 muM), which is consistent with their inhibitory capacity of SARS-CoV-2 infection. pgg 37-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 16-20 35625907-7 2022 The activity of RdRp is inhibited by PGG and PAC, and PGG has a lower IC50 (5.098 +- 1.089 muM) than PAC (21.022 +- 1.202 muM), which is consistent with their inhibitory capacity of SARS-CoV-2 infection. proanthocyanidin 45-48 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 16-20 35625907-7 2022 The activity of RdRp is inhibited by PGG and PAC, and PGG has a lower IC50 (5.098 +- 1.089 muM) than PAC (21.022 +- 1.202 muM), which is consistent with their inhibitory capacity of SARS-CoV-2 infection. proanthocyanidin 101-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 16-20 35625907-9 2022 These data indicate that PGG and PAC may be candidate broad-spectrum anticoronaviral therapeutic agents, simultaneously targeting the Mpro and RdRp proteins of SARS-CoV-2. proanthocyanidin 33-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 143-147 35551511-6 2022 We identified three main roles for NSP6: to act as a filter in RO-ER communication allowing lipid flow but restricting access of ER luminal proteins to the DMVs, to position and organize DMV clusters, and to mediate contact with lipid droplets (LDs) via the LD-tethering complex DFCP1-Rab18. Phenobarbital 132-139 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-39 35503748-1 2022 Inhibition of RNA-dependent RNA polymerase (RdRp) by nucleotide analogues with ribose modification provides a promising antiviral strategy for the treatment of SARS-CoV-2. Ribose 79-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 44-48 35634324-2 2022 Remdesivir inhibits viral RdRp, controls the multiplication of the virus, and protects patients. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 26-30 35634324-9 2022 Simultaneously, remdesivir and baricitinib as a combination inhibit their target viral RdRp and human Janus kinase, respectively. remdesivir 16-26 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 35634324-9 2022 Simultaneously, remdesivir and baricitinib as a combination inhibit their target viral RdRp and human Janus kinase, respectively. baricitinib 31-42 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 87-91 35551511-6 2022 We identified three main roles for NSP6: to act as a filter in RO-ER communication allowing lipid flow but restricting access of ER luminal proteins to the DMVs, to position and organize DMV clusters, and to mediate contact with lipid droplets (LDs) via the LD-tethering complex DFCP1-Rab18. (2R,3R)-2,3-dihydroxy-3-methylpentanoic acid 187-190 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-39 35551511-7 2022 NSP6 thus acts as an organizer of DMV clusters and can provide a selective track to refurbish them with LD-derived lipids. (2R,3R)-2,3-dihydroxy-3-methylpentanoic acid 34-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-4 35510619-0 2022 25 (S)-Hydroxycholesterol acts as a possible dual enzymatic inhibitor of SARS-CoV-2 Mpro and RdRp-: an insight from molecular docking and dynamics simulation approaches. Hydroxycholesterols 3-25 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 93-97 35085423-6 2022 Less selective M pro inhibitors, e.g. auranofin, inhibit PL pro , highlighting the potential for dual PL pro /M pro inhibition. Auranofin 38-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 57-63 35578732-7 2022 Serendipitously, PGG was found to inhibit the SARS-CoV-2 PLpro with an IC50 of 3.90 microM. beta-penta-O-galloyl-glucose 17-20 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 57-62 35578732-9 2022 However, PGG was cytotoxic in 293T-ACE2 cells (CC50 = 7.7 microM), so its intracellular PLpro inhibitory activity could not be quantified by the cell-based Flip-GFP PLpro assay. beta-penta-O-galloyl-glucose 9-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-93 35578732-10 2022 In addition, we also invalidated ebselen, disulfiram, carmofur, PX12, and tideglusib as SARS-CoV-2 PLpro inhibitors using the Flip-GFP assay. ebselen 33-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-104 35578732-10 2022 In addition, we also invalidated ebselen, disulfiram, carmofur, PX12, and tideglusib as SARS-CoV-2 PLpro inhibitors using the Flip-GFP assay. Disulfiram 42-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-104 35578732-10 2022 In addition, we also invalidated ebselen, disulfiram, carmofur, PX12, and tideglusib as SARS-CoV-2 PLpro inhibitors using the Flip-GFP assay. carmofur 54-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-104 35578732-11 2022 Overall, our results call for stringent hit validation, and the serendipitous discovery of PGG as a putative PLpro inhibitor might worth further pursuing. beta-penta-O-galloyl-glucose 91-94 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-114 35538380-9 2022 MC interacted with critical residues of NSP3 macro-domain and NSP10-NSP16 complex and occupied their active sites. Methylcholanthrene 0-2 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 40-44 35538380-9 2022 MC interacted with critical residues of NSP3 macro-domain and NSP10-NSP16 complex and occupied their active sites. Methylcholanthrene 0-2 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 62-67 35602049-3 2022 In the current study, we predicted that doxycycline could interact with the nucleotide triphosphate (NTP) entry channel, and is therefore expected to hinder the viral replication of SARS-CoV-2 RNA-dependent RNA-polymerase (RdRp) through docking analysis. Doxycycline 40-51 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 223-227 35602049-3 2022 In the current study, we predicted that doxycycline could interact with the nucleotide triphosphate (NTP) entry channel, and is therefore expected to hinder the viral replication of SARS-CoV-2 RNA-dependent RNA-polymerase (RdRp) through docking analysis. nucleotide triphosphate 76-99 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 223-227 35602049-3 2022 In the current study, we predicted that doxycycline could interact with the nucleotide triphosphate (NTP) entry channel, and is therefore expected to hinder the viral replication of SARS-CoV-2 RNA-dependent RNA-polymerase (RdRp) through docking analysis. ntp 101-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 223-227 35602049-4 2022 Further, the molecular dynamics results revealed that the RdRp-Doxycycline complex was structurally relatively stable during the dynamic period (100 ns), and its complex maintained close contact with their active catalytic domains of SARS-CoV-2 RdRp. Doxycycline 63-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 58-62 35602049-4 2022 Further, the molecular dynamics results revealed that the RdRp-Doxycycline complex was structurally relatively stable during the dynamic period (100 ns), and its complex maintained close contact with their active catalytic domains of SARS-CoV-2 RdRp. Doxycycline 63-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 245-249 35602049-5 2022 The molecular mechanics Poisson-Boltzmann surface area (MM-PBSA) calculation of binding free energy also showed that the doxycycline has worthy affinities with SARS-CoV-2 RdRp. Doxycycline 121-132 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 171-175 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. Ribavirin 50-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 35403090-10 2022 In silico data suggest that TFMG significantly blocked the entry, exit, and amino acids at catalytic active-site of more than thirty proteins including viral (nsp1,nsp2,Mainpro,~-9.0 kcal/mol) and host inflammatory, oxidants, apoptotic, vaso-destabilizer molecules (FAS, CD40R, BCL2, TLR2, ~ -10 and ACE1or2 ~ -9.0 and AT1or2~ -7.5 kcal/mol and more). tfmg 28-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 164-168 35233172-4 2022 Based on binding affinity, dynamics behavior, and binding free energies, the present study identifies pentaoxahexacyclo-dotriacontanonaen-trihydroxybenzoate derivative (PDT), rutin, and dihyroxy-oxan-phenyl-chromen-4-one derivative (DOC), luteolin-7-glucoside-4"-neohesperidoside as promising inhibitors of SARS-CoV-2 Mpro and PLpro, respectively. Luteolin 7-glucoside-4'-neohesperidoside 239-279 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 327-332 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. Ribavirin 50-59 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. remdesivir 61-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. remdesivir 61-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. Sofosbuvir 73-83 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. Sofosbuvir 73-83 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. galidesivir 85-96 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. galidesivir 85-96 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. Tenofovir 102-111 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 38-42 35185356-8 2022 The availability of FDA-approved anti-RdRp drugs (Ribavirin, Remdesivir, Sofosbuvir, Galidesivir, and Tenofovir) as potent drugs against SARS-CoV-2 that tightly bind to its RdRp may aid in the treatment of patients and reduce the risk of the mysterious new form of COVID-19 viral infection. Tenofovir 102-111 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 173-177 35185356-9 2022 RdRp inhibitors, such as remdesivir (an anti-Ebola virus experimental drug) and favipiravir (an anti-influenza drug), inhibit RdRp and thus slow the progression of COVID-19 and associated clinical symptoms, as well as significantly shorten recovery time. remdesivir 25-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-4 35185356-9 2022 RdRp inhibitors, such as remdesivir (an anti-Ebola virus experimental drug) and favipiravir (an anti-influenza drug), inhibit RdRp and thus slow the progression of COVID-19 and associated clinical symptoms, as well as significantly shorten recovery time. remdesivir 25-35 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 35185356-9 2022 RdRp inhibitors, such as remdesivir (an anti-Ebola virus experimental drug) and favipiravir (an anti-influenza drug), inhibit RdRp and thus slow the progression of COVID-19 and associated clinical symptoms, as well as significantly shorten recovery time. favipiravir 80-91 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-4 35185356-9 2022 RdRp inhibitors, such as remdesivir (an anti-Ebola virus experimental drug) and favipiravir (an anti-influenza drug), inhibit RdRp and thus slow the progression of COVID-19 and associated clinical symptoms, as well as significantly shorten recovery time. favipiravir 80-91 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 126-130 35185356-10 2022 Molnupiravir, an orally active RdRp inhibitor and noval broad spectrum antiviral agent, is an isopropyl pro-drug of EIDD-1931 for emergency use. EIDD 2801 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 31-35 35233172-4 2022 Based on binding affinity, dynamics behavior, and binding free energies, the present study identifies pentaoxahexacyclo-dotriacontanonaen-trihydroxybenzoate derivative (PDT), rutin, and dihyroxy-oxan-phenyl-chromen-4-one derivative (DOC), luteolin-7-glucoside-4"-neohesperidoside as promising inhibitors of SARS-CoV-2 Mpro and PLpro, respectively. pentaoxahexacyclo-dotriacontanonaen-trihydroxybenzoate 102-156 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 327-332 35233172-4 2022 Based on binding affinity, dynamics behavior, and binding free energies, the present study identifies pentaoxahexacyclo-dotriacontanonaen-trihydroxybenzoate derivative (PDT), rutin, and dihyroxy-oxan-phenyl-chromen-4-one derivative (DOC), luteolin-7-glucoside-4"-neohesperidoside as promising inhibitors of SARS-CoV-2 Mpro and PLpro, respectively. Rutin 175-180 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 327-332 35547854-0 2022 Partial ORF1ab Gene Target Failure with Omicron BA.2.12.1. omicron ba 40-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 8-14 35624740-7 2022 The literature reveals that quercetin exhibits anti-COVID-19 activity because of its inhibitory effect on the expression of the human ACE2 receptors and the enzymes of SARS-CoV-2 (MPro, PLPro, and RdRp). Quercetin 28-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 197-201 35420322-6 2022 Meanwhile, all the tested AGP derivatives showed a better binding score with RdRp and S than remdesivir (REM). andrographolide 26-29 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 35566148-6 2022 Concerning SARS-CoV-2 PLpro, cannabichromanon (32) followed by cannabinolic acid (22) and cannabicyclolic acid (41) revealed the best binding within its active pockets owing to multiple bond formation with G values of -28.36, -22.81, and -19.89 kcal/mol. UNII-CVK7769BHC 29-45 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-27 35566148-6 2022 Concerning SARS-CoV-2 PLpro, cannabichromanon (32) followed by cannabinolic acid (22) and cannabicyclolic acid (41) revealed the best binding within its active pockets owing to multiple bond formation with G values of -28.36, -22.81, and -19.89 kcal/mol. cannabinolic acid 63-80 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-27 35566148-6 2022 Concerning SARS-CoV-2 PLpro, cannabichromanon (32) followed by cannabinolic acid (22) and cannabicyclolic acid (41) revealed the best binding within its active pockets owing to multiple bond formation with G values of -28.36, -22.81, and -19.89 kcal/mol. Cannabicyclolic acid 90-110 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 22-27 35341301-5 2022 The Beta and Delta variants adversely affected the analytical sensitivity of the BioGerm ORF1ab gene assay (9.52% versus 42.96%, P = 0.014, and 14.29% versus 42.96%, P = 0.040, respectively), whereas the N gene assay completely failed in terms of the Fin-796H variant. 796h 255-259 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-95 35181310-4 2022 Effect of 2-DG on virus multiplication was evaluated by RT-PCR (N and RdRp genes) analysis, protein expression analysis of Nucleocapsid (N) and Spike (S) proteins and visual indication of cytopathy effect (CPE), The mass spectrometry analysis was performed to examine the 2-DG induced change in glycosylation status of receptor binding domain (RBD) in SARS-CoV-2 spike protein. Deoxyglucose 10-14 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 70-74 35430987-8 2022 Favipiravir is effective against SARS-CoV-2 infection through inhibition of RdRp. favipiravir 0-11 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 76-80 35482820-6 2022 Two lineages encoded the S759A substitution at the RdRp Ser759-Asp-Asp active motif. aspartyl-aspartic acid 63-70 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 51-55 35482820-9 2022 Biochemical analysis of SARS-CoV-2 RdRp encoding S759A demonstrated a roughly 10-fold decreased preference for RDV-triphosphate (RDV-TP) as a substrate, whereas nsp12-V792I diminished the uridine-triphosphate (UTP) concentration needed to overcome template-dependent inhibition associated with RDV. remdesivir 111-114 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-39 35482820-9 2022 Biochemical analysis of SARS-CoV-2 RdRp encoding S759A demonstrated a roughly 10-fold decreased preference for RDV-triphosphate (RDV-TP) as a substrate, whereas nsp12-V792I diminished the uridine-triphosphate (UTP) concentration needed to overcome template-dependent inhibition associated with RDV. remdesivir 129-132 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 35-39 35566014-6 2022 The other ligands, namely chicoric acid, demothoxycurcumin, and curcumin express high binding energy than the other tested ligands docked to PLpro with -7.62, -6.81, and -6.70 kcal/mol, respectively. chicoric acid 26-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-146 35566014-6 2022 The other ligands, namely chicoric acid, demothoxycurcumin, and curcumin express high binding energy than the other tested ligands docked to PLpro with -7.62, -6.81, and -6.70 kcal/mol, respectively. demothoxycurcumin 41-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-146 35566014-6 2022 The other ligands, namely chicoric acid, demothoxycurcumin, and curcumin express high binding energy than the other tested ligands docked to PLpro with -7.62, -6.81, and -6.70 kcal/mol, respectively. Curcumin 64-72 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 141-146 35464436-4 2022 Nucleotide analogs (NAs), such as remdesivir, is the most promising class of RdRp inhibitors to be used in the treatment of COVID-19. remdesivir 34-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 77-81 35494659-0 2022 Insights Into Drug Repurposing, as Well as Specificity and Compound Properties of Piperidine-Based SARS-CoV-2 PLpro Inhibitors. piperidine 82-92 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 35494659-6 2022 We also report our latest efforts to improve piperidine-scaffold inhibitors, 5c and 3k, originally developed for SARS-CoV PLpro. piperidine 45-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 122-127 35480391-4 2022 Here we describe the interaction of one hydrazone (H1) and five thiosemicarbazone (T1-T5) compounds with the two distinct natural substrate binding sites of PLpro for ubiquitin and ISG15. Hydrazones 40-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 157-162 35480391-4 2022 Here we describe the interaction of one hydrazone (H1) and five thiosemicarbazone (T1-T5) compounds with the two distinct natural substrate binding sites of PLpro for ubiquitin and ISG15. Thiosemicarbazones 64-81 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 157-162 35480391-5 2022 H1 binds to a polar groove at the S1 binding site by forming several hydrogen bonds with PLpro. Hydrogen 69-77 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-94 35480391-11 2022 In combination with the inexpensive and undemanding synthesis, the reported hydrazone and thiosemicarbazones represent an attractive scaffold for further structure-based development of novel PLpro inhibitors by interrupting protein-protein interactions at the S1 and S2 site. Hydrazones 76-85 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 191-196 35480391-11 2022 In combination with the inexpensive and undemanding synthesis, the reported hydrazone and thiosemicarbazones represent an attractive scaffold for further structure-based development of novel PLpro inhibitors by interrupting protein-protein interactions at the S1 and S2 site. Thiosemicarbazones 90-108 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 191-196 35539693-3 2022 In this work, we report a highly sequence-specific biosensor based on nanocomposites with aggregation-induced emission luminogens (AIEgen)-labeled oligonucleotide probes on graphene oxide nanosheets (AIEgen@GO) for one step-detection of SARS-CoV-2-specific nucleic acid sequences (Orf1ab or N genes). Oligonucleotides 147-162 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 281-287 35539693-3 2022 In this work, we report a highly sequence-specific biosensor based on nanocomposites with aggregation-induced emission luminogens (AIEgen)-labeled oligonucleotide probes on graphene oxide nanosheets (AIEgen@GO) for one step-detection of SARS-CoV-2-specific nucleic acid sequences (Orf1ab or N genes). graphene oxide 173-187 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 281-287 35464436-8 2022 An in vitro RdRp activity assay has been established with a reconstituted nsp12/nsp7/nsp8 complex and biotin-labeled self-priming RNAs, and the activity of the RdRp complex was determined by detecting binding and extension of RNAs. Biotin 102-108 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 12-16 35464436-10 2022 We demonstrated that the active triphosphate form of remdesivir (RTP) and several reported non-nucleotide analog viral polymerase inhibitors blocked the RdRp in the in vitro RdRp activity assay and high-throughput screening model. triphosphoric acid 32-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 35464436-10 2022 We demonstrated that the active triphosphate form of remdesivir (RTP) and several reported non-nucleotide analog viral polymerase inhibitors blocked the RdRp in the in vitro RdRp activity assay and high-throughput screening model. triphosphoric acid 32-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35464436-10 2022 We demonstrated that the active triphosphate form of remdesivir (RTP) and several reported non-nucleotide analog viral polymerase inhibitors blocked the RdRp in the in vitro RdRp activity assay and high-throughput screening model. remdesivir 53-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 153-157 35464436-10 2022 We demonstrated that the active triphosphate form of remdesivir (RTP) and several reported non-nucleotide analog viral polymerase inhibitors blocked the RdRp in the in vitro RdRp activity assay and high-throughput screening model. remdesivir 53-63 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35384604-7 2022 Despite the significant difference of substrate recognition, mode of inhibition studies suggest that F0213 is a competitive inhibitor against SARS2-PLpro via binding with the 157K amino acid residue, whereas an allosteric inhibitor of MERS-PLpro interacting with its 271E position. 4-Fluorobenzoyl chloride 101-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 148-153 35384604-7 2022 Despite the significant difference of substrate recognition, mode of inhibition studies suggest that F0213 is a competitive inhibitor against SARS2-PLpro via binding with the 157K amino acid residue, whereas an allosteric inhibitor of MERS-PLpro interacting with its 271E position. 4-Fluorobenzoyl chloride 101-106 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 240-245 35185264-4 2022 Recent studies have identified a sulfur (S) metal-binding site in the zinc center structures of the RdRp complex. Metals 44-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 35438554-11 2022 Molecular docking showed that the active components of HCT (quercetin and kaempferol) had similar binding affinities for SARS-CoV-2 3CLpro and SARS-CoV-2 RdRp, primary COVID-19 target proteins as did clinically used drugs. Quercetin 60-69 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 154-158 35185264-4 2022 Recent studies have identified a sulfur (S) metal-binding site in the zinc center structures of the RdRp complex. Sulfur 33-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 100-104 35185264-8 2022 l-Methionine can operate as a carrier, and its binding would cause the potential disassembly of RdRp via the S complex and drive methyl donors via a possible countercurrent exchange mechanism and electrical-chemical gradient leading to SARS-CoV-2 replication failure. Methionine 0-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 96-100 35185264-10 2022 The S binding site in l-Methionine serves as a potential target cofactor for SARS-CoV RdRp, thus providing a possible avenue for the future development of vaccines and antiviral therapeutic strategies to combat COVID-19. Methionine 22-34 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 86-90 35378761-9 2022 However, PGG was cytotoxic in 293T-ACE2 cells (CC 50 = 7.7 microM), so its intracellular PL pro inhibitory activity could not be quantified by the cell-based Flip-GFP PL pro assay. beta-penta-O-galloyl-glucose 9-12 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 89-95 35378761-10 2022 In addition, we also invalidated ebselen, disulfiram, carmofur, PX12, and tideglusib as SARS-CoV-2 PL pro inhibitors using the Flip-GFP assay. ebselen 33-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-105 35378761-10 2022 In addition, we also invalidated ebselen, disulfiram, carmofur, PX12, and tideglusib as SARS-CoV-2 PL pro inhibitors using the Flip-GFP assay. Disulfiram 42-52 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-105 35378761-10 2022 In addition, we also invalidated ebselen, disulfiram, carmofur, PX12, and tideglusib as SARS-CoV-2 PL pro inhibitors using the Flip-GFP assay. carmofur 54-62 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 99-105 35378761-11 2022 Overall, our results call for stringent hit validation, and the serendipitous discovery of PGG as a putative PL pro inhibitor might worth further pursuing. beta-penta-O-galloyl-glucose 91-94 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 109-115 35351926-7 2022 Three drugs-amprenavir, levomefolic acid, and calcipotriol-were predicted to bind to 3 different sites on the spike protein, domperidone to the Mac1 domain of the non-structural protein (Nsp) 3, avanafil to Nsp15, and nintedanib to the nucleocapsid protein involved in packaging the viral RNA. amprenavir 12-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 163-193 35351926-7 2022 Three drugs-amprenavir, levomefolic acid, and calcipotriol-were predicted to bind to 3 different sites on the spike protein, domperidone to the Mac1 domain of the non-structural protein (Nsp) 3, avanafil to Nsp15, and nintedanib to the nucleocapsid protein involved in packaging the viral RNA. 5-methyltetrahydrofolate 24-40 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 163-193 35337173-6 2022 Four spiro(indoline-3,5"-pyrido(2,3-d:6,5-d")dipyrimidine derivatives 3a, 4b, 4d, and 4e showed high activities against the SARS-CoV-2 in plaque reduction assay and were subjected to further RNA-dependent-RNA-polymerase (RdRp) and spike glycoprotein inhibition assay investigations. spiro(indoline-3,5"-pyrido(2,3-d:6,5-d")dipyrimidine 5-57 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 221-225 35351926-7 2022 Three drugs-amprenavir, levomefolic acid, and calcipotriol-were predicted to bind to 3 different sites on the spike protein, domperidone to the Mac1 domain of the non-structural protein (Nsp) 3, avanafil to Nsp15, and nintedanib to the nucleocapsid protein involved in packaging the viral RNA. calcipotriene 46-58 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 163-193 35351926-7 2022 Three drugs-amprenavir, levomefolic acid, and calcipotriol-were predicted to bind to 3 different sites on the spike protein, domperidone to the Mac1 domain of the non-structural protein (Nsp) 3, avanafil to Nsp15, and nintedanib to the nucleocapsid protein involved in packaging the viral RNA. Domperidone 125-136 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 163-193 35337173-7 2022 The four compounds exhibited potent inhibitory activity ranging from 40.23 +- 0.09 to 44.90 +- 0.08 nM and 40.27 +- 0.17 to 44.83 +- 0.16 nM, respectively, when compared with chloroquine as a reference standard, which showed 45 +- 0.02 and 45 +- 0.06 nM against RdRp and spike glycoprotein, respectively. Chloroquine 175-186 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 262-266 35227055-5 2022 Results: Theaflavin and catechin, the natural components of black tea and green tea, out of 10 shortlisted compounds have shown excellent performance in our docking studies with the minimum binding energy of -11.8 kcal/mol and -9.2 kcal/mol respectively, against a novel nsp10-nsp16 complex of SARS-CoV-2 that indicates their potential for inhibitory molecular interactions against the virus to assist rapid drug designing from natural products. theaflavin 9-19 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 271-276 35199520-7 2022 We find evidence that the viral poly(A) template binds similarly to the template strand of the P/T RNA duplex within the RTC, mainly through electrostatic interactions, providing new insights into the priming reaction by the nsp8 subunit within the RTC, which differs significantly from the existing proposal of the nsp7/nsp8 oligomer formed outside the RTC. Poly A 32-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 225-229 35199520-7 2022 We find evidence that the viral poly(A) template binds similarly to the template strand of the P/T RNA duplex within the RTC, mainly through electrostatic interactions, providing new insights into the priming reaction by the nsp8 subunit within the RTC, which differs significantly from the existing proposal of the nsp7/nsp8 oligomer formed outside the RTC. Poly A 32-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 316-320 35199520-7 2022 We find evidence that the viral poly(A) template binds similarly to the template strand of the P/T RNA duplex within the RTC, mainly through electrostatic interactions, providing new insights into the priming reaction by the nsp8 subunit within the RTC, which differs significantly from the existing proposal of the nsp7/nsp8 oligomer formed outside the RTC. Poly A 32-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 321-325 35184550-7 2022 To demonstrate the advantageous features of the TFME platform, a customized leuco crystal violet LAMP assay is used for visual detection of the ORF1ab DNA sequence from SARS-CoV-2 spiked into artificial oral fluid samples. leucocrystal violet 76-96 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 144-150 35262078-1 2022 A series of amino acid based 7H -pyrrolo(2,3- d )pyrimidines were designed and synthesized to discern the structure activity relationships against the SARS-CoV-2 nsp3 macrodomain (Mac1), an ADP-ribosylhydrolase that is critical for coronavirus replication and pathogenesis. 7h -pyrrolo(2,3- d )pyrimidines 29-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 162-166 35369500-3 2022 The interaction of atorvastatin with RdRp (RNA-dependent RNA polymerase) and 3CL protease (3-chymotrypsin-like protease) was evaluated by molecular docking. Atorvastatin 19-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 37-41 35369500-8 2022 The interaction of atorvastatin with SARS-CoV-2 RdRp and 3CL protease yielded a binding affinity of -6.7 kcal/mol and -7.5 kcal/mol, respectively. Atorvastatin 19-31 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 48-52 35253618-4 2022 Among the algal compounds screened in this study, three (Laminarin, Astaxanthin and 4"-chlorostypotriol triacetate) exhibited the lowest docking energy and best interaction with SARS-CoV-2 viral proteins (Main protease, RdRp, Nsp15, and spike protein). laminaran 57-66 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 220-224 35253618-4 2022 Among the algal compounds screened in this study, three (Laminarin, Astaxanthin and 4"-chlorostypotriol triacetate) exhibited the lowest docking energy and best interaction with SARS-CoV-2 viral proteins (Main protease, RdRp, Nsp15, and spike protein). astaxanthine 68-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 220-224 35253618-4 2022 Among the algal compounds screened in this study, three (Laminarin, Astaxanthin and 4"-chlorostypotriol triacetate) exhibited the lowest docking energy and best interaction with SARS-CoV-2 viral proteins (Main protease, RdRp, Nsp15, and spike protein). 4'-Chlorostypotriol triacetate 84-114 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 220-224 35227055-5 2022 Results: Theaflavin and catechin, the natural components of black tea and green tea, out of 10 shortlisted compounds have shown excellent performance in our docking studies with the minimum binding energy of -11.8 kcal/mol and -9.2 kcal/mol respectively, against a novel nsp10-nsp16 complex of SARS-CoV-2 that indicates their potential for inhibitory molecular interactions against the virus to assist rapid drug designing from natural products. Catechin 24-32 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 271-276 35037045-8 2022 Using our developed assays, we identify drug and drug-like molecules that inhibit nsp14-nsp10, including the known SARS-CoV-2 major protease (Mpro) inhibitor ebselen and the HIV integrase inhibitor raltegravir, revealing the potential for multifunctional inhibitors in COVID-19 treatment. Raltegravir Potassium 198-209 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-93 35193136-4 2022 METHOD: We utilized a nanomaterial-based optical sensing platform to detect RNA-dependent RNA polymerase (RdRp) gene of SARS-CoV-2, where the formation of oligo probe-target hybrid led to salt-induced aggregation and change in gold-colloid color from pink to blue visibility range. Salts 188-192 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 106-110 35140265-5 2022 Our results indicate only aloin A and B effectively inhibited proteolytic activity of PLpro with an IC50 of 13.16 and 16.08 muM. aloin a and b 26-39 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 86-91 35189369-2 2022 Thus, herein, we present an overview of ribonucleoside analogs recently developed and acting as inhibitors of the viral RNA-dependent RNA polymerase (RdRp). Ribonucleosides 40-54 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 35224406-0 2022 Binding Studies of the Prodrug HAO472 to SARS-Cov-2 Nsp9 and Variants. HAO472 31-37 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 52-56 35224406-2 2022 In a previous screen of a natural product library against purified SARS-CoV-2 Nsp9 using a native mass spectrometry-based approach, we identified an ent-kaurane natural product, oridonin (1), with micromolar affinities. oridonin 178-186 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 78-82 35224406-3 2022 In this work, we have found that the prodrug HAO472 (2) directly binds to Nsp9, establishing replacement of the labile ester with a bioisostere as a candidate drug strategy. hao472 (2) 45-55 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 74-78 35224406-3 2022 In this work, we have found that the prodrug HAO472 (2) directly binds to Nsp9, establishing replacement of the labile ester with a bioisostere as a candidate drug strategy. Esters 119-124 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 74-78 35152367-5 2022 Twenty different types of potent phlorotannins were targeted against druggable target proteins, viz., 3CLpro, RdRp, and Spro using AutoDock molecular docking, drug-likeness were assessed by ADMET profiling (QikProp module). phlorotannins 33-46 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-114 35222340-7 2022 Our results showed that, among the identified potential drugs with anti-SARS-CoV-2 properties, Hypericin, an important component of the Hypericum perforatum that presents antiviral and antitumoral properties, binds with high affinity to viral Mpro and RdRp. hypericin 95-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 252-256 35169801-2 2022 Here, we determined neutron and X-ray crystal structures of the SARS-CoV-2 NSP3 macrodomain using multiple crystal forms, temperatures, and pHs, across the apo and ADP-ribose-bound states. Adenosine Diphosphate 164-167 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-79 35169801-2 2022 Here, we determined neutron and X-ray crystal structures of the SARS-CoV-2 NSP3 macrodomain using multiple crystal forms, temperatures, and pHs, across the apo and ADP-ribose-bound states. Ribose 168-174 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 75-79 35140265-7 2022 Computational structural modelling of aloin A and B interaction with PLpro revealed that, both aloin isoforms form hydrogen bond with Tyr268 of PLpro, which is critical for their proteolytic activity. Hydrogen 115-123 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 69-74 35140265-7 2022 Computational structural modelling of aloin A and B interaction with PLpro revealed that, both aloin isoforms form hydrogen bond with Tyr268 of PLpro, which is critical for their proteolytic activity. Hydrogen 115-123 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 144-149 35140265-10 2022 In conclusion, the isoforms of aloin inhibit both proteolytic and the deubiquitinating activity of SARS-CoV-2 PLpro, suggesting potential in inhibiting the replication of SARS-CoV-2 virus. alloin 31-36 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 110-115 35187337-7 2022 Based on previous reports of biofunctions of the indigenously synthesized imine derivatives, they are explored for their potential inhibition properties against two very crucial proteins (main protease (Mpro) and nonstructural protein 9 (NSP9)) of SARS-CoV-2. Imines 74-79 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 238-242 35101534-6 2022 Four candidate compounds, Fludarabine Phosphate, Fludarabine, 6-Thio-20-Deoxyguanosine (6-Thio-dG), and 5-Iodotubercidin, exhibit remarkable potency in inhibiting SARS-CoV-2 RdRp. fludarabine phosphate 26-47 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35110538-3 2022 Once in cells, AT-527 is converted into its triphosphate form, AT-9010, that presumably targets the viral RNA-dependent RNA polymerase (RdRp, nsp12), for incorporation into viral RNA. triphosphoric acid 44-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 136-140 35033572-2 2022 Remdesivir, a broad-spectrum inhibitor of the viral RNA-dependent RNA polymerase (RdRp), was extensively prescribed under emergency use authorization during the first 18 months of the COVID19 pandemic, before randomized controlled trials showed poor efficacy in hospitalized patients. remdesivir 0-10 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 82-86 35033572-3 2022 RdRp mutations conferring resistance to remdesivir are well known from in vitro studies, and the huge SARS-CoV-2 sequencing effort during the ongoing COVID19 pandemic represents an unprecedented opportunity to assess emergence and fitness of antiviral resistance in vivo. remdesivir 40-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 0-4 35101534-6 2022 Four candidate compounds, Fludarabine Phosphate, Fludarabine, 6-Thio-20-Deoxyguanosine (6-Thio-dG), and 5-Iodotubercidin, exhibit remarkable potency in inhibiting SARS-CoV-2 RdRp. fludarabine 49-60 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35101534-6 2022 Four candidate compounds, Fludarabine Phosphate, Fludarabine, 6-Thio-20-Deoxyguanosine (6-Thio-dG), and 5-Iodotubercidin, exhibit remarkable potency in inhibiting SARS-CoV-2 RdRp. 6-thio-20-deoxyguanosine 62-86 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35101534-6 2022 Four candidate compounds, Fludarabine Phosphate, Fludarabine, 6-Thio-20-Deoxyguanosine (6-Thio-dG), and 5-Iodotubercidin, exhibit remarkable potency in inhibiting SARS-CoV-2 RdRp. 6-Thio-dG 88-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35101534-6 2022 Four candidate compounds, Fludarabine Phosphate, Fludarabine, 6-Thio-20-Deoxyguanosine (6-Thio-dG), and 5-Iodotubercidin, exhibit remarkable potency in inhibiting SARS-CoV-2 RdRp. 5-iodotubercidin 104-120 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 174-178 35101534-7 2022 Among these four compounds, 5-Iodotubercidin exhibited the strongest inhibition upon SARS-CoV-2 RdRp, and was resistant to viral exoribonuclease activity, thus presenting the best antiviral activity against coronavirus from a different genus. 5-iodotubercidin 28-44 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 96-100 35101534-8 2022 Further study showed that the RdRp inhibitory activity of 5-Iodotubercidin is closely related to its capacity to inhibit adenosine kinase (ADK). 5-iodotubercidin 58-74 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 30-34 35164069-0 2022 Computational Analysis Reveals Monomethylated Triazolopyrimidine as a Novel Inhibitor of SARS-CoV-2 RNA-Dependent RNA Polymerase (RdRp). triazolopyrimidine 46-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-134 35056878-0 2022 Nucleotide Analogues Bearing a C2" or C3"-Stereogenic All-Carbon Quaternary Center as SARS-CoV-2 RdRp Inhibitors. Carbon 58-64 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 97-101 35178512-4 2022 Several compounds including YM155, cryptotanshinone, tanshinone I, dihydrotanshinone I, tanshinone IIA, SJB2-043, 6-thioguanine, and 6-mercaptopurine were recently identified as SARS-CoV-2 PLpro inhibitors through high-throughput screenings. Mercaptopurine 133-149 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 189-194 35178512-6 2022 Collectively, our results showed that all compounds tested either did not show binding or led to denaturation of PLpro in the TSA binding assay, which might explain their weak enzymatic inhibition in the FRET assay. trichostatin A 126-129 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 113-118 35425333-4 2022 This study utilizes combined molecular dynamics simulation and molecular docking to test novel guanosine derivatives against SARS-CoV-2 RdRp. Guanosine 95-104 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 136-140 35425333-6 2022 The bulky moieties (hydroxyl or fluorated phenyl moieties) added to the 2" position of the ribose ring positively impacted the binding affinity to RdRp. Ribose 91-97 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-151 35425333-8 2022 It offers new potential binders or blockers of RdRp that bind to the protein active site tighter than remdesivir. remdesivir 102-112 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 47-51 34981929-4 2022 Here, we described a novel peptide-drug conjugate (PDC), in which GRL0617 was linked to a sulfonium-tethered peptide derived from PLpro-specific substrate LRGG. Sulfonium 90-99 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 130-135 35125499-9 2022 This study showed DAPG as a potential bioactive molecule to act as an inhibitor for the PLpro thereby, DAPG can be used as potential inhibitor against SARS-CoV-2 and is potential drug candidate against COVID-19. 2,4-diacetylphloroglucinol 18-22 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-93 35000060-5 2022 Molecular docking of HCQ under physiological condition with spike protein, 3C-like protease (3CLpro), and RNA-dependent RNA polymerase (RdRp) of SARS-CoV2 showed - 8.52 kcal/mole binding score with RdRp, while the other two proteins showed relatively weaker binding affinity. Hydroxychloroquine 21-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 136-140 35000060-5 2022 Molecular docking of HCQ under physiological condition with spike protein, 3C-like protease (3CLpro), and RNA-dependent RNA polymerase (RdRp) of SARS-CoV2 showed - 8.52 kcal/mole binding score with RdRp, while the other two proteins showed relatively weaker binding affinity. Hydroxychloroquine 21-24 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 198-202 35000060-14 2022 Overall, this study proposes two key natural chemical moieties: (a) tetrazol and (b) phenylpyrazol that can be investigated as a potential chemical group to design inhibitors against SARS-CoV2 RdRp. phenylpyrazol 85-98 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 193-197 35018373-0 2022 Structure-based identification of naphthoquinones and derivatives as novel inhibitors of main protease Mpro and papain-like protease PLpro of SARS-CoV-2. Naphthoquinones 34-49 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 133-138 35008944-5 2022 Furthermore, molecular dynamics simulation showed a stable interaction of structure 6 in RNA-dependent RNA polymerase (RdRp) complex and a lower average atomic fluctuation than GS-441524, suggesting a well accommodation in the RdRp binding pocket. GS-441524 177-186 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 119-123 35008944-5 2022 Furthermore, molecular dynamics simulation showed a stable interaction of structure 6 in RNA-dependent RNA polymerase (RdRp) complex and a lower average atomic fluctuation than GS-441524, suggesting a well accommodation in the RdRp binding pocket. GS-441524 177-186 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 227-231 35125499-9 2022 This study showed DAPG as a potential bioactive molecule to act as an inhibitor for the PLpro thereby, DAPG can be used as potential inhibitor against SARS-CoV-2 and is potential drug candidate against COVID-19. 2,4-diacetylphloroglucinol 103-107 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 88-93 35103034-4 2022 The effective hydrogen and hydrophobic (alkyl, pi -sigma, pi - pi T shaped and pi -alkyl) interaction analysis reveals the four antivirals sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are supposed to be the most auspicious inhibitors against nsp10 of SARS-CoV-2. Sespenine 139-148 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 258-263 35103034-4 2022 The effective hydrogen and hydrophobic (alkyl, pi -sigma, pi - pi T shaped and pi -alkyl) interaction analysis reveals the four antivirals sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are supposed to be the most auspicious inhibitors against nsp10 of SARS-CoV-2. xiamycin C 150-160 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 258-263 35103034-4 2022 The effective hydrogen and hydrophobic (alkyl, pi -sigma, pi - pi T shaped and pi -alkyl) interaction analysis reveals the four antivirals sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are supposed to be the most auspicious inhibitors against nsp10 of SARS-CoV-2. Xiamycin methyl ester 162-183 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 258-263 35103034-9 2022 The lead antiviral compounds sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are recommended as the most promising inhibitors against nsp10 of SARS-CoV-2 pathogenicity. Sespenine 29-38 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-152 35103034-9 2022 The lead antiviral compounds sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are recommended as the most promising inhibitors against nsp10 of SARS-CoV-2 pathogenicity. xiamycin C 40-50 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-152 35103034-9 2022 The lead antiviral compounds sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are recommended as the most promising inhibitors against nsp10 of SARS-CoV-2 pathogenicity. Xiamycin methyl ester 52-73 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-152 35103034-9 2022 The lead antiviral compounds sespenine, xiamycin C, xiamycin methyl ester, and xiamycin A are recommended as the most promising inhibitors against nsp10 of SARS-CoV-2 pathogenicity. xiamycin 79-89 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 147-152 34740719-7 2022 A mutation in RdRp of SARS-CoV-2, particularly the change of Pro-to Leu-at 323 resulted in the stabilization of the structure in BRA/CD1739-P4/2020. Proline 61-65 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 14-18 34740719-7 2022 A mutation in RdRp of SARS-CoV-2, particularly the change of Pro-to Leu-at 323 resulted in the stabilization of the structure in BRA/CD1739-P4/2020. Leucine 68-71 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 14-18 35252541-3 2022 Novel peptide drugs have shown promise in the treatment of numerous diseases and new research has established that nsp10 derived peptides can disrupt viral methyltransferase activity via interaction of nsp16. Peptides 129-137 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 115-120 35475214-6 2022 The computational analysis demonstrated that vitamin B12 resulted in depicting suitable significant binding with furin, RNA dependent RNA polymerase (RdRp), Main proteases (Mpro), ORF3a and ORF7a and Vitamin D3 with spike protein and vitamin B9 with non structural protein 3 (NSP3). Vitamin B 12 45-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 150-154 35475214-6 2022 The computational analysis demonstrated that vitamin B12 resulted in depicting suitable significant binding with furin, RNA dependent RNA polymerase (RdRp), Main proteases (Mpro), ORF3a and ORF7a and Vitamin D3 with spike protein and vitamin B9 with non structural protein 3 (NSP3). Vitamin B 12 45-56 ORF1a polyprotein;ORF1ab polyprotein Severe acute respiratory syndrome coronavirus 2 276-280