PDBe 1do6

X-ray diffraction
2Å resolution

CRYSTAL STRUCTURE OF SUPEROXIDE REDUCTASE IN THE OXIDIZED STATE AT 2.0 ANGSTROM RESOLUTION

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide reductase Chains: A, B
Molecule details ›
Chains: A, B
Length: 124 amino acids
Theoretical weight: 14.34 KDa
Source organism: Pyrococcus furiosus
Expression system: Escherichia coli
UniProt:
  • Canonical: P82385 (Residues: 1-124; Coverage: 100%)
Gene names: PF1281, sorA
Sequence domains: Desulfoferrodoxin
Structure domains: Immunoglobulin-like

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SIEMENS
Spacegroup: P21212
Unit cell:
a: 50.31Å b: 94.02Å c: 52.9Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.162 0.16 0.189
Expression system: Escherichia coli