X-ray diffraction
2.81Å resolution

Nickel Superoxide Dismutase (NiSOD) Apo Structure

Source organism: Streptomyces coelicolor
Primary publication:
Nickel superoxide dismutase structure and mechanism.
Biochemistry 43 8038-47 (2004)
PMID: 15209499

Function and Biology Details

Reaction catalysed:
2 superoxide + 2 H(+) = O(2) + H(2)O(2)
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Superoxide dismutase [Ni] Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 118 amino acids
Theoretical weight: 13.51 KDa
Source organism: Streptomyces coelicolor
Expression system: Escherichia coli
  • Canonical: P80735 (Residues: 15-131; Coverage: 89%)
Gene names: 2SC7G11.16c, SCO5254, sod1, sodN
Structure domains: Nickel-containing superoxide dismutase

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: C2221
Unit cell:
a: 60.43Å b: 110.241Å c: 110.659Å
α: 90° β: 90° γ: 90°
R R work R free
0.238 0.235 0.292
Expression system: Escherichia coli