1mmm

X-ray diffraction
2.2Å resolution

DISTINCT METAL ENVIRONMENT IN IRON-SUBSTITUTED MANGANESE SUPEROXIDE DISMUTASE PROVIDES A STRUCTURAL BASIS OF METAL SPECIFICITY

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide dismutase [Mn] Chains: A, B
Molecule details ›
Chains: A, B
Length: 205 amino acids
Theoretical weight: 23 KDa
Source organism: Escherichia coli
UniProt:
  • 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: RIGAKU RU200
Spacegroup: C2221
Unit cell:
a: 46.19Å b: 89.04Å c: 206.671Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.192 0.192 0.231