› 2w7w

X-ray diffraction
1.7Å resolution

The crystal structure of iron superoxide dismutase from Aliivibrio salmonicida.

Released:
DOI: 10.2210/pdb2w7w/pdb
PDB entry 2w7w coloured by chain, front view.
PDB entry 2w7w coloured by chain, side view.
PDB entry 2w7w coloured by chain, top view.
Source organism: Aliivibrio salmonicida LFI1238
Primary publication:
The first structure of a cold-adapted superoxide dismutase (SOD): biochemical and structural characterization of iron SOD from Aliivibrio salmonicida.
Pedersen HL, Willassen NP, Leiros I
Acta Crystallogr Sect F Struct Biol Cryst Commun 65 84-92 (2009)
PMID: 19193992

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-110329 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide dismutase Chains: A, B
Molecule details ›
Chains: A, B
Length: 194 amino acids
Theoretical weight: 21.41 KDa
Source organism: Aliivibrio salmonicida LFI1238
Expression system: Escherichia coli
UniProt:
  • Canonical: B6ENP9 (Residues: 1-194; Coverage: 100%)
Gene names: VSAL_I1858, sodB
Sequence domains:

Ligands and Environments

1 bound ligand:
Ligand FE 2 x FE
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM1A
Spacegroup: P3221
Unit cell:
a: 70.72Å b: 70.72Å c: 170.25Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.207 0.205 0.239
Expression system: Escherichia coli

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Citations

3 review citations

Extremophiles and their application to veterinary medicine.
Irwin JA. (2010)
2 more

5 mentions without citation

Psychrophilic enzymes: from folding to function and biotechnology.
Feller G. (2013)
4 more