Structure of PDB 7c53 Chain E Binding Site BS01

Receptor Information
>7c53 Chain E (length=93) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VTQNVLYENQKLIANQFNSAIGKIQDSLSSTASALGKLQDVVNQNAQALN
TLVKQLSSNFDQINVTFLDLEYEMKKLEEAIKKLEESYIDLKE
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain7c53 Chain E Residue 1101 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7c53 Structural and functional basis for pan-CoV fusion inhibitors against SARS-CoV-2 and its variants with preclinical evaluation.
Resolution2.278 Å
Binding residue
(original residue number in PDB)		D1032 L1033 E1035
Binding residue
(residue number reindexed from 1)		D90 L91 E93
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Biological Process
GO:0019064 fusion of virus membrane with host plasma membrane
GO:0039654 fusion of virus membrane with host endosome membrane
GO:0046813 receptor-mediated virion attachment to host cell
GO:0075509 endocytosis involved in viral entry into host cell
Cellular Component
GO:0016020 membrane
GO:0019031 viral envelope
GO:0055036 virion membrane

View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7c53, PDBe:7c53, PDBj:7c53
PDBsum7c53
PubMed34326308
UniProtP0DTC2|SPIKE_SARS2 Spike glycoprotein (Gene Name=S)

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