PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19908836-2 2010 Optimization of a screening hit using structure-based design and modification of log D and chemical structural features led to the identification of a class of orally bioavailable non-quinone-containing Hsp90 inhibitors. quinone 184-191 heat shock protein 90 alpha family class A member 1 Homo sapiens 203-208 21156818-2 2011 The formation of 17AAGH2 by NQO1 results in a molecule that binds with greater affinity to Hsp90 compared with the parent quinone. quinone 122-129 heat shock protein 90 alpha family class A member 1 Homo sapiens 91-96 23167798-6 2012 Results show that quinone-derivatives that bear two electroactive groups (namely quinone and nitro) exhibit the highest inhibitory activity (Hsp90 cleavage and cell death). quinone 18-25 heat shock protein 90 alpha family class A member 1 Homo sapiens 141-146 23167798-6 2012 Results show that quinone-derivatives that bear two electroactive groups (namely quinone and nitro) exhibit the highest inhibitory activity (Hsp90 cleavage and cell death). quinone 81-88 heat shock protein 90 alpha family class A member 1 Homo sapiens 141-146 19308924-7 2009 A 15-hydroxyl-17-demethoxy non-quinone analogue, DHQ3, exhibited stronger inhibition of Hsp90 ATPase activity (4.6-fold) than geldanamycin. quinone 31-38 heat shock protein 90 alpha family class A member 1 Homo sapiens 88-93 19952119-3 2009 In cells, the free base of IPI-504 hydroquinone exists in a dynamic redox equilibrium with its corresponding quinone (17-AAG); the hydroquinone form binding 50 times more tightly to Hsp90. quinone 40-47 heat shock protein 90 alpha family class A member 1 Homo sapiens 182-187 19441108-10 2009 Non-quinone Hsp90 inhibitors exhibit tumor-specific accumulation and exert potent antineoplastic activity without causing significant hepatotoxicity. quinone 4-11 heat shock protein 90 alpha family class A member 1 Homo sapiens 12-17 17163756-2 2006 They spotlight the higher affinity of ansamycins" hydroquinone over the quinone form for Hsp90 and further discuss its possible contribution to ansamycins" tumor selectivity. quinone 55-62 heat shock protein 90 alpha family class A member 1 Homo sapiens 89-94 18393300-3 2008 The hydroquinone derivative of 17AAG, 17AAG hydroquinone (17AAGH(2)), is considerably more water soluble and since we previously demonstrated that 17AAGH(2) was a more potent Hsp90 inhibitor than its parent quinone, it is a good candidate for clinical use and is currently in clinical trials. quinone 9-16 heat shock protein 90 alpha family class A member 1 Homo sapiens 175-180 19568319-2 2008 Utilizing our chimera approach, which encompasses the quinone moiety of geldanamycin and the resorcinol moiety of radicicol, molecules have been produced that are highly effective inhibitors of the Hsp90 protein folding machinery. quinone 54-61 heat shock protein 90 alpha family class A member 1 Homo sapiens 198-203 17662999-10 2007 Experiments with BDGA measured over a wide range of conditions, in the absence and in the presence of reducing agents, confirm recent studies that have suggested that the reduced dihydroquinone form of the drug binds to Hsp90 considerably more tightly than the non-reduced quinone species. quinone 186-193 heat shock protein 90 alpha family class A member 1 Homo sapiens 220-225 15202892-3 2004 In particular, the quinone-containing antibiotics geldanamycin (GDA) and herbimycin A inhibit Hsp90 function in vitro at low micromolar concentrations via interaction with an ATP binding domain. quinone 19-26 heat shock protein 90 alpha family class A member 1 Homo sapiens 94-99 15867239-1 2005 PURPOSE: 17-(Allylamino)-17-demethoxygeldanamycin (17AAG), a benzoquinone antibiotic, down-regulates oncoproteins by binding specifically to heat shock protein 90 (HSP90). quinone 61-73 heat shock protein 90 alpha family class A member 1 Homo sapiens 141-162 15867239-1 2005 PURPOSE: 17-(Allylamino)-17-demethoxygeldanamycin (17AAG), a benzoquinone antibiotic, down-regulates oncoproteins by binding specifically to heat shock protein 90 (HSP90). quinone 61-73 heat shock protein 90 alpha family class A member 1 Homo sapiens 164-169 25572106-0 2015 New, non-quinone fluorogeldanamycin derivatives strongly inhibit Hsp90. quinone 9-16 heat shock protein 90 alpha family class A member 1 Homo sapiens 65-70 25668752-9 2015 These later efforts have led to the discovery of a uniquely selective benzoquinone ansamycin-inspired Hsp90 inhibitor that lacks the problematic quinone present in the natural series. quinone 75-82 heat shock protein 90 alpha family class A member 1 Homo sapiens 102-107 32868290-6 2020 Mechanistically, we show that products of NRF2 target genes metabolize the quinone-containing geldanamycin compounds into more potent HSP90 inhibitors, which enhances their cytotoxicity while simultaneously restricting the synthetic lethal effect to cells with aberrant NRF2 activity. quinone 75-82 heat shock protein 90 alpha family class A member 1 Homo sapiens 134-139 32799638-7 2021 Our results provide the bases for a rational modification of new molecules based in quinone scaffold, in order to design more potent Hsp90 inhibitors, which would exhibit highly potent antitumor activity. quinone 84-91 heat shock protein 90 alpha family class A member 1 Homo sapiens 133-138 26674599-2 2015 Geldanamycin (GA), a natural benzoquinone, can inhibit the chaperone activity of Hsp90. quinone 29-41 heat shock protein 90 alpha family class A member 1 Homo sapiens 81-86 25117641-3 2014 Despite preclinical efficacy of geldanamycin-anasamycin (GA)-derivatives containing benzoquinone moiety as Hsp90 inhibitors, the hepatotoxicity of these GA-derivatives restricts their therapeutic benefit. quinone 84-96 heat shock protein 90 alpha family class A member 1 Homo sapiens 107-112 24682466-8 2014 19-Phenyl BQAs inhibited purified Hsp90 in a NAD(P)H: quinone oxidoreductase 1 (NQO1)-dependent manner, demonstrating increased efficacy of the hydroquinone ansamycin relative to its parent quinone. quinone 54-61 heat shock protein 90 alpha family class A member 1 Homo sapiens 34-39 23710334-2 2013 Previously, we have demonstrated that a quinone-based mimetic dipeptide, named DTNQ-Pro, induced differentiation of growing Caco-2 cells through inhibition of HSP70 and HSP90. quinone 40-47 heat shock protein 90 alpha family class A member 1 Homo sapiens 169-174