› 3evk

X-ray diffraction
1.85Å resolution

Crystal structure of the metal-bound superoxide dismutase from Pyrobaculum aerophilum

Released:
DOI: 10.2210/pdb3evk/pdb
PDB entry 3evk coloured by chain, front view.
PDB entry 3evk coloured by chain, side view.
PDB entry 3evk coloured by chain, top view.
Source organism: Pyrobaculum aerophilum
Primary publication:
Crystal Structure of the Metal-bound Superoxide Dismutase from Pyrobaculum aerophilum and Comparison with the Metal-free Form
Lee S
Bull.Korean Chem.Soc. 29 2399-2402 (2008)

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 tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-131685 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide dismutase [Fe] Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 222 amino acids
Theoretical weight: 25.51 KDa
Source organism: Pyrobaculum aerophilum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O93724 (Residues: 2-211; Coverage: 100%)
Gene names: PAE0274, sod
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand MN 4 x MN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: P3221
Unit cell:
a: 94.909Å b: 94.909Å c: 171.89Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.204 0.202 0.23
Expression system: Escherichia coli BL21(DE3)

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