PDBe 2w0d

X-ray diffraction
2Å resolution

Does a Fast Nuclear Magnetic Resonance Spectroscopy- and X-Ray Crystallography Hybrid Approach Provide Reliable Structural Information of Ligand-Protein Complexes? A Case Study of Metalloproteinases.


Function and Biology Details

Reaction catalysed:
Hydrolysis of soluble and insoluble elastin (1). Specific cleavages are also produced at -Ala(14)-|-Leu- and -Tyr(16)-|-Leu- in the B chain of insulin (2).
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macrophage metalloelastase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 164 amino acids
Theoretical weight: 18.28 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: NEW P39900 (Residues: 106-263; Coverage: 35%)
Gene names: HME, MMP12
Sequence domains: Matrixin
Structure domains: Collagenase (Catalytic Domain)

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX14.2
Spacegroup: P21
Unit cell:
a: 38.16Å b: 99.939Å c: 79.423Å
α: 90° β: 96.59° γ: 90°
R R work R free
0.182 0.179 0.237
Expression system: Escherichia coli BL21(DE3)