2oy2

X-ray diffraction
1.5Å resolution

Human MMP-8 in complex with peptide IAG

Released:
Source organism: Homo sapiens
Primary publication:
Snapshots of the reaction mechanism of matrix metalloproteinases.
Angew Chem Int Ed Engl 45 7952-5 (2006)
PMID: 17096442

Function and Biology Details

Reaction catalysed:
Cleavage of interstitial collagens in the triple helical domain. Unlike EC 3.4.24.7, this enzyme cleaves type III collagen more slowly than type I.
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-149835 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Neutrophil collagenase Chains: A, F
Molecule details ›
Chains: A, F
Length: 158 amino acids
Theoretical weight: 17.61 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P22894 (Residues: 105-262; Coverage: 35%)
Gene names: CLG1, MMP8
Sequence domains: Matrixin
Structure domains: Collagenase (Catalytic Domain)
ILE-ALA-GLY peptide Chains: W, Y
Molecule details ›
Chains: W, Y
Length: 3 amino acids
Theoretical weight: 259 Da
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE BW7A
Spacegroup: P21
Unit cell:
a: 33.207Å b: 68.533Å c: 78.281Å
α: 90° β: 98.1° γ: 90°
R-values:
R R work R free
0.166 0.164 0.192
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided