X-ray diffraction
1.95Å resolution

Crystal structure of nitrite reductase from Pseudoalteromonas haloplanktis TAC125

Entry authors: Nojiri M, Tsuda A, Yamaguchi K, Suzuki S

Function and Biology Details

Reaction catalysed:
Nitric oxide + H(2)O + ferricytochrome c = nitrite + ferrocytochrome c + 2 H(+)
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Copper-containing nitrite reductase Chain: A
Molecule details ›
Chain: A
Length: 442 amino acids
Theoretical weight: 47.62 KDa
Source organism: Pseudoalteromonas haloplanktis TAC125
  • Canonical: Q3IGF7 (Residues: 26-467; Coverage: 100%)
Gene name: PSHAa1477
Sequence domains:
Structure domains:

Ligands and Environments

Cofactor: Ligand HEM 1 x HEM
3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL44XU
Spacegroup: P4132
Unit cell:
a: 180.338Å b: 180.338Å c: 180.338Å
α: 90° β: 90° γ: 90°
R R work R free
0.168 0.166 0.186