PDBe 2bw5

X-ray diffraction
1.12Å resolution

Atomic Resolution Structure of NO-bound Achromobacter cycloclastes Cu Nitrite Reductase


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
Copper-containing nitrite reductase Chain: A
Molecule details ›
Chain: A
Length: 340 amino acids
Theoretical weight: 37.06 KDa
Source organism: Achromobacter cycloclastes
  • Canonical: P25006 (Residues: 39-378; Coverage: 100%)
Gene name: nirK
Sequence domains:
Structure domains: Cupredoxins - blue copper proteins

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX10.1
Spacegroup: P213
Unit cell:
a: 95.334Å b: 95.334Å c: 95.334Å
α: 90° β: 90° γ: 90°
R R work R free
0.129 0.128 0.164