Structure of PDB 2poj Chain A Binding Site BS05

Receptor Information

>2poj Chain A (length=164) Species: 9606 (Homo sapiens)

FREMPGGPVWRKHYITYRINNYTPDMNREDVDYAIRKAFQVWSNVTPLKF
SKINTGMADILVVFARGAHGDFHAFDGKGGILAHAFGPGSGIGGDAHFDE
DEFWTTHSGGTNLFLTAVHAIGHSLGLGHSSDPKAVMFPTYKYVDINTFR
LSADDIRGIQSLYG

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 2poj Chain A Residue 268

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2poj Solution Structure of Inhibitor-Free Human Metalloelastase (MMP-12) Indicates an Internal Conformational Adjustment.
• Resolution: N/A
• Binding residue (original residue number in PDB): D124 E199 D200 E201
• Binding residue (residue number reindexed from 1): D25 E100 D101 E102
• Annotation score: 4

Enzymatic activity

• Catalytic site (original residue number in PDB): H218 A219 H222 H228
• Catalytic site (residue number reindexed from 1): H119 A120 H123 H129
• 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

External links

• PDB: RCSB:2poj, PDBe:2poj, PDBj:2poj
• PDBsum: 2poj
• PubMed: 17997411
• UniProt: P39900|MMP12_HUMAN Macrophage metalloelastase (Gene Name=MMP12)