X-ray diffraction
2.5Å resolution

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

Source organism: Perkinsus marinus
Primary publication:
Structures of PmSOD1 and PmSOD2, two superoxide dismutases from the protozoan parasite Perkinsus marinus.
Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. 62 1072-5 (2006)
PMID: 17077482

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
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
  • Canonical: Q8ISI9 (Residues: 1-280; Coverage: 100%)
Gene name: SOD2
Sequence domains:

Ligands and Environments

1 bound ligand:
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 R work R free
0.185 0.182 0.257
Expression system: Escherichia coli