› 1ixb

X-ray diffraction
0.9Å resolution

CRYSTAL STRUCTURE OF THE E. COLI MANGANESE(II) SUPEROXIDE DISMUTASE MUTANT Y174F AT 0.90 ANGSTROMS RESOLUTION.

Released:
DOI: 10.2210/pdb1ixb/pdb
PDB entry 1ixb coloured by chain, front view.
PDB entry 1ixb coloured by chain, side view.
PDB entry 1ixb coloured by chain, top view.
Source organism: Escherichia coli
Entry authors: Anderson BF, Edwards RA, Whittaker MM, Whittaker JW, Baker EN, Jameson GB

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 domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-132509 (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: 22.98 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P00448 (Residues: 2-206; Coverage: 100%)
Gene names: JW3879, b3908, sodA
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand MH2 2 x MH2
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X11
Spacegroup: P21
Unit cell:
a: 46.815Å b: 45.832Å c: 96.187Å
α: 90° β: 98.2° γ: 90°
R-values:
R R work R free
0.111 0.111 0.126
Expression system: Escherichia coli

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