Structure analysis

Crystal structure of arsenite oxidase from Alcaligenes faecalis (Af Aio) bound to antimony oxyanion

X-ray diffraction
1.84Å resolution
Source organism: Alcaligenes faecalis
Assembly composition:
hetero tetramer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1
Download    3D Visualisation
Multimeric state: hetero tetramer
Accessible surface area: 55975.86 Å2
Buried surface area: 25710.44 Å2
Dissociation area: 3,800.44 Å2
Dissociation energy (ΔGdiss): 2.51 kcal/mol
Dissociation entropy (TΔSdiss): 16.74 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-181972
Assembly 2 (preferred)
Download    3D Visualisation
Multimeric state: hetero tetramer
Accessible surface area: 55938.46 Å2
Buried surface area: 25006.17 Å2
Dissociation area: 3,686.72 Å2
Dissociation energy (ΔGdiss): 20.28 kcal/mol
Dissociation entropy (TΔSdiss): 16.71 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-181972

Macromolecules

Chains: A, C, E, G
Length: 822 amino acids
Theoretical weight: 92.03 KDa
Source organism: Alcaligenes faecalis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7SIF4 (Residues: 5-826; Coverage: 100%)
Gene names: aioA, aoxB, asoA
Pfam:

Search similar proteins

Chains: B, D, F, H
Length: 133 amino acids
Theoretical weight: 14.19 KDa
Source organism: Alcaligenes faecalis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7SIF3 (Residues: 43-175; Coverage: 93%)
Gene names: aioB, aoxA, asoB
Pfam: Rieske [2Fe-2S] domain

Search similar proteins