› 7b4o

X-ray diffraction
1.41Å resolution

A Bacteroidetes bacterium CuZn-superoxide dismutase with ZnZn metalation

Released:
DOI: 10.2210/pdb7b4o/pdb
PDB entry 7b4o coloured by chain, front view.
PDB entry 7b4o coloured by chain, side view.
PDB entry 7b4o coloured by chain, top view.
Source organism: Bacteroidetes bacterium GWA2_30_7
Primary publication:
Bacterial Evolutionary Precursors of Eukaryotic Copper-Zinc Superoxide Dismutases.
Wright GSA
Mol Biol Evol 38 3789-3803 (2021)
PMID: 34021750

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 dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-103444 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Superoxide dismutase [Cu-Zn] Chains: AAA, BBB, CCC, DDD
Molecule details ›
Chains: AAA, BBB, CCC, DDD
Length: 153 amino acids
Theoretical weight: 16.24 KDa
Source organism: Bacteroidetes bacterium GWA2_30_7
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A1F3DVA5 (Residues: 25-177; Coverage: 86%)
Gene name: A2046_17220
Sequence domains: Copper/zinc superoxide dismutase (SODC)

Ligands and Environments

1 bound ligand:
Ligand ZN 15 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SOLEIL BEAMLINE PROXIMA 1
Spacegroup: C2221
Unit cell:
a: 96.469Å b: 96.637Å c: 136.118Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.161 0.159 0.192
Expression system: Escherichia coli

Quick links

Citations

1 review citation

A Short Tale of the Origin of Proteins and Ribosome Evolution.
Farías-Rico et al. (2022)
1 other article

1 mention without citation

Bacterial Evolutionary Precursors of Eukaryotic Copper-Zinc Superoxide Dismutases.
Wright GSA. (2021)