Structure of PDB 3ts4 Chain A Binding Site BS03

Receptor Information

>3ts4 Chain A (length=159) Species: 9606 (Homo sapiens)

MGPVWRKHYITYRINNYTPDMNREDVDYAIRKAFQVWSNVTPLKFSKINT
GMADILVVFARGAHGDDHAFDGKGGILAHAFGPGSGIGGDAHFDEDEFWT
THSGGTNLFLTAVHEIGHSLGLGHSSDPKAVMFPTYKYVDINTFRLSADD
IRGIQSLYG

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: 3ts4 Chain A Residue 303

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3ts4 Simple pseudo-dipeptides with a P2' glutamate: a novel inhibitor family of matrix metalloproteases and other metzincins.
• Resolution: 1.587 Å
• Binding residue (original residue number in PDB): D158 G190 G192 D194
• Binding residue (residue number reindexed from 1): D54 G86 G88 D90
• Annotation score: 4

Enzymatic activity

• Catalytic site (original residue number in PDB): H218 E219 H222 H228
• Catalytic site (residue number reindexed from 1): H114 E115 H118 H124
• 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:3ts4, PDBe:3ts4, PDBj:3ts4
• PDBsum: 3ts4
• PubMed: 22689580
• UniProt: P39900|MMP12_HUMAN Macrophage metalloelastase (Gene Name=MMP12)