PDBe 2afn

X-ray diffraction
2Å resolution

STRUCTURE OF ALCALIGENES FAECALIS NITRITE REDUCTASE AND A COPPER SITE MUTANT, M150E, THAT CONTAINS ZINC

Released:

Function and Biology Details

Reaction catalysed:
Nitric oxide + H(2)O + ferricytochrome c = nitrite + ferrocytochrome c + 2 H(+). 
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Copper-containing nitrite reductase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 343 amino acids
Theoretical weight: 37.06 KDa
Source organism: Alcaligenes faecalis
UniProt:
  • Canonical: P38501 (Residues: 34-376; Coverage: 100%)
Gene names: nir, nirK
Sequence domains:
Structure domains: Cupredoxins - blue copper proteins

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P212121
Unit cell:
a: 63.035Å b: 103.61Å c: 146.9Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.158 0.158 0.223