X-ray diffraction
1.55Å resolution

Crystal structure of the peroxide-bound manganese superoxide dismutase.


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Superoxide dismutase [Mn] Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 205 amino acids
Theoretical weight: 23 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
  • Canonical: P00448 (Residues: 2-206; Coverage: 100%)
Gene names: JW3879, b3908, sodA
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: C2221
Unit cell:
a: 100.849Å b: 107.418Å c: 180.044Å
α: 90° β: 90° γ: 90°
R R work R free
0.229 0.227 0.27
Expression system: Escherichia coli