› 2cw3

X-ray diffraction
2.5Å resolution

X-ray structure of PmSOD2, superoxide dismutase from Perkinsus marinus

Released:
DOI: 10.2210/pdb2cw3/pdb
PDB 2cw3 coloured by chain and viewed from the front.
PDB 2cw3 coloured by chain and viewed from the side.
PDB 2cw3 coloured by chain and viewed from the top.
Source organism: Perkinsus marinus
Primary publication:
Structures of PmSOD1 and PmSOD2, two superoxide dismutases from the protozoan parasite Perkinsus marinus.
Asojo OA, Schott EJ, Vasta GR, Silva AM
Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. 62 1072-5 (2006)
PMID: 17077482

Function and Biology Details

Reaction catalysed: 
2 superoxide + 2 H(+) = O(2) + H(2)O(2)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide dismutase [Fe] Chains: A, B
Molecule details ›
Chains: A, B
Length: 280 amino acids
Theoretical weight: 31.66 KDa
Source organism: Perkinsus marinus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8ISI9 (Residues: 1-280; Coverage: 100%)
Gene name: SOD2
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: RIGAKU
Spacegroup: P212121
Unit cell:
a: 61.43Å b: 73.894Å c: 94.53Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.182 0.257
Expression system: Escherichia coli

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Citations

2 review citations

Structural, functional, and evolutionary aspects of galectins in aquatic mollusks: From a sweet tooth to the Trojan horse.
Vasta et al. (2015)
1 more

2 mentions without citation

Structures of PmSOD1 and PmSOD2, two superoxide dismutases from the protozoan parasite Perkinsus marinus.
Asojo et al. (2006)
1 more