Structure of PDB 4a7b Chain A Binding Site BS03

Receptor Information
>4a7b Chain A (length=169) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
YNVFPRTLKWSKMNLTYRIVNYTPDMTHSEVEKAFKKAFKVWSDVTPLNF
TRLHDGIADIMISFGIKEHGDFYPFDGPSGLLAHAFPPGPNYGGDAHFDD
DETWTSSSKGYNLFLVAAHEFGHSLGLDHSKDPGALMFPIYTYTGKSHFM
LPDDDVQGIQSLYGPGDED
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 chain4a7b Chain A Residue 1277 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4a7b Lead Optimisation of Selective Non-Zinc Binding Inhibitors of Mmp13. Part 2.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		D162 N194 G196 D198
Binding residue
(residue number reindexed from 1)		D59 N91 G93 D95
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) H222 E223 H226 H232
Catalytic site (residue number reindexed from 1) H119 E120 H123 H129
Enzyme Commision number 3.4.24.-
Gene Ontology
Molecular Function
GO:0004222 metalloendopeptidase activity
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0031012 extracellular matrix

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4a7b, PDBe:4a7b, PDBj:4a7b
PDBsum4a7b
PubMed22153941
UniProtP45452|MMP13_HUMAN Collagenase 3 (Gene Name=MMP13)

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