X-ray diffraction
1.22Å resolution

Thiosulfate dehydrogenase (TsdA) from Allochromatium vinosum - K208G mutant


Function and Biology Details

Reaction catalysed:
2 thiosulfate + 2 ferricytochrome c = tetrathionate + 2 ferrocytochrome c
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Thiosulfate dehydrogenase Chain: A
Molecule details ›
Chain: A
Length: 252 amino acids
Theoretical weight: 26.87 KDa
Source organism: Allochromatium vinosum DSM 180
Expression system: Escherichia coli BL21(DE3)
  • Canonical: D3RVD4 (Residues: 29-270; Coverage: 100%)
Gene names: Alvin_0091, tsdA
Sequence domains: Cytochrome C oxidase, cbb3-type, subunit III
Structure domains: Cytochrome c-like domain

Ligands and Environments

Cofactor: Ligand HEC 2 x HEC
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: C2
Unit cell:
a: 79.093Å b: 70.811Å c: 57.873Å
α: 90° β: 128.99° γ: 90°
R R work R free
0.153 0.151 0.183
Expression system: Escherichia coli BL21(DE3)