Structure of PDB 4h1q Chain A Binding Site BS03

Receptor Information
>4h1q Chain A (length=160) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
FEGDLKWHHHNITYWIQNYSEDLPRAVIDDAFARAFALWSAVTPLTFTRV
YSRDADIVIQFGVAEHGDGYPFDGKDGLLAHAFPPGPGIQGDAHFDDDEL
WSLGKGQGYSLFLVAAHQFGHALGLDHSSVPEALMYPMYRFTEGPPLHKD
DVNGIRHLYG
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 chain4h1q Chain A Residue 303 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4h1q Crystallization of bi-functional ligand protein complexes.
Resolution1.59 Å
Binding residue
(original residue number in PDB)		D165 G197 Q199 D201
Binding residue
(residue number reindexed from 1)		D56 G88 Q90 D92
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) H226 Q227 H230 H236
Catalytic site (residue number reindexed from 1) H117 Q118 H121 H127
Enzyme Commision number 3.4.24.35: gelatinase B.
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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Biological Process
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Cellular Component
External links
PDB RCSB:4h1q, PDBe:4h1q, PDBj:4h1q
PDBsum4h1q
PubMed23567804
UniProtP14780|MMP9_HUMAN Matrix metalloproteinase-9 (Gene Name=MMP9)

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