› 1mqf

X-ray diffraction
2.5Å resolution

Compound I from Proteus mirabilis catalase

Released:
DOI: 10.2210/pdb1mqf/pdb
PDB entry 1mqf coloured by chain, front view.
PDB entry 1mqf coloured by chain, side view.
PDB entry 1mqf coloured by chain, top view.
Source organism: Proteus mirabilis
Primary publication:
Structural studies of Proteus mirabilis catalase in its ground state, oxidized state and in complex with formic acid.
Andreoletti P, Pernoud A, Sainz G, Gouet P, Jouve HM
Acta Crystallogr D Biol Crystallogr 59 2163-8 (2003)
PMID: 14646074

Function and Biology Details

Reaction catalysed: 
2 H(2)O(2) = O(2) + 2 H(2)O
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-154608 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Catalase Chain: A
Molecule details ›
Chain: A
Length: 484 amino acids
Theoretical weight: 55.73 KDa
Source organism: Proteus mirabilis
UniProt:
  • Canonical: P42321 (Residues: 1-484; Coverage: 100%)
Gene name: katA
Sequence domains:
Structure domains: Catalase core domain

Ligands and Environments


Cofactor: Ligand HEM 1 x HEM
3 bound ligands:
Ligand SO4 7 x SO4
Ligand O 1 x O
Ligand GOL 1 x GOL
1 modified residue:
Ligand OMT 1 x OMT

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: P6222
Unit cell:
a: 110Å b: 110Å c: 250Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.202 0.196 0.234

Quick links

Citations

2 review citations

Classical catalase: ancient and modern.
Nicholls P. (2012)
1 more

3 mentions without citation

Monofunctional Heme-Catalases.
Hansberg W. (2022)
2 more