Title : Epigallocatechin gallate and theaflavin gallate interaction in SARS-CoV-2 spike-protein central channel with reference to the hydroxychloroquine interaction: Bioinformatics and molecular docking study.

Pub. Date : 2021 Feb

PMID : 32770567






3 Functional Relationships(s)
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1 Epigallocatechin gallate and theaflavin gallate interaction in SARS-CoV-2 spike-protein central channel with reference to the hydroxychloroquine interaction: Bioinformatics and molecular docking study. epigallocatechin gallate surface glycoprotein Severe acute respiratory syndrome coronavirus 2
2 In the current study we demonstrated by bioinformatics (CASTp: computed atlas of surface topography of protein, PyMol: molecular visualization) and molecular docking (PatchDock and Autodock) experiments that tea flavonoids catechin products mainly epigallocatechin gallate or other like theaflavin gallate demonstrated higher atomic contact energy (ACE) value, binding energy, Ki value, ligand efficiency, surface area and more amino acid interactions than hydroxychloroquine (HCQ) during binding in the central channel of the spike protein. epigallocatechin gallate surface glycoprotein Severe acute respiratory syndrome coronavirus 2
3 Moreover, out of three distinct binding sites (I, II and III) of spike core when HCQ binds only with site III (farthest from the nCoV-RBD of ACE2 contact), epigallocatechin gallate and theaflavin gallate bind all three sites. epigallocatechin gallate surface glycoprotein Severe acute respiratory syndrome coronavirus 2