› 2cah

X-ray diffraction
2.7Å resolution

STRUCTURE OF PROTEUS MIRABILIS PR CATALASE FOR THE NATIVE FORM (E-FE(III)) COMPLEXED WITH NADPH

Released:
DOI: 10.2210/pdb2cah/pdb
PDB entry 2cah coloured by chain, front view.
PDB entry 2cah coloured by chain, side view.
PDB entry 2cah coloured by chain, top view.
Source organism: Proteus mirabilis
Primary publication:
Crystal structure of Proteus mirabilis PR catalase with and without bound NADPH.
Gouet P, Jouve HM, Dideberg O
J Mol Biol 249 933-54 (1995)
PMID: 7791219

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
1 bound ligand:
Ligand NDP 1 x NDP
1 modified residue:
Ligand OMT 1 x OMT

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-6A
Spacegroup: P6222
Unit cell:
a: 112.36Å b: 112.36Å c: 249.14Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.196 0.196 not available

Quick links

Citations

8 review citations

Why do bacteria use so many enzymes to scavenge hydrogen peroxide?
Mishra et al. (2012)
7 more

1 mention without citation

Deciphering key features in protein structures with the new ENDscript server.
Robert et al. (2014)