PDBe 1j9q

X-ray diffraction
1.65Å resolution

Crystal structure of nitrite soaked oxidized D98N AFNIR

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: 341 amino acids
Theoretical weight: 36.88 KDa
Source organism: Alcaligenes faecalis
Expression system: Escherichia coli
UniProt:
  • Canonical: P38501 (Residues: 40-376; Coverage: 98%)
Gene names: nir, nirK
Sequence domains:
Structure domains: Cupredoxins - blue copper proteins

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P212121
Unit cell:
a: 61.921Å b: 102.485Å c: 145.845Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.179 0.179 0.21
Expression system: Escherichia coli