Structure of PDB 4wq3 Chain B Binding Site BS02

Receptor Information
>4wq3 Chain B (length=173) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EEVRQFRRLFAQLAGDDMEVSATELMNILNKVVTRHPDLKTDGFGIDTCR
SMVAVMDSDTTGKLGFEEFKYLWNNIKRWQAIYKQFDTDRSGTICSSELP
GAFEAAGFHLNEHLYNMIIRRYSDESGNMDFDNFISCLVRLDAMFRAFKS
LDKDGTGQIQVNIQEWLQLTMYS
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 chain4wq3 Chain B Residue 302 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4wq3 Conformationally restricted calpain inhibitors.
Resolution1.79 Å
Binding residue
(original residue number in PDB)		D152 D154 T156 K158 E163
Binding residue
(residue number reindexed from 1)		D57 D59 T61 K63 E68
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) F164 G187 I189
Catalytic site (residue number reindexed from 1) F69 G92 I94
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding

View graph for
Molecular Function
External links
PDB RCSB:4wq3, PDBe:4wq3, PDBj:4wq3
PDBsum4wq3
PubMed28757975
UniProtP04632|CPNS1_HUMAN Calpain small subunit 1 (Gene Name=CAPNS1)

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