Structure of PDB 3lka Chain A Binding Site BS04

Receptor Information
>3lka Chain A (length=158) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GPVWRKHYITYRINNYTPDMNREDVDYAIRKAFQVWSNVTPLKFSKINTG
MADILVVFARGAHGDDHAFDGKGGILAHAFGPGSGIGGDAHFDEDEFWTT
HSGGTNLFLTAVHEIGHSLGLGHSSDPKAVMFPTYKYVDINTFRLSADDI
RGIQSLYG
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 chain3lka Chain A Residue 267 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3lka Entropic contribution to the linking coefficient in fragment based drug design: a case study.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		D124 E199 E201
Binding residue
(residue number reindexed from 1)		D19 E94 E96
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) H218 E219 H222 H228
Catalytic site (residue number reindexed from 1) H113 E114 H117 H123
Enzyme Commision number 3.4.24.65: macrophage elastase.
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:3lka, PDBe:3lka, PDBj:3lka
PDBsum3lka
PubMed20415416
UniProtP39900|MMP12_HUMAN Macrophage metalloelastase (Gene Name=MMP12)

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