› 3oa8

X-ray diffraction
1.77Å resolution

Diheme SoxAX

Released:
DOI: 10.2210/pdb3oa8/pdb
PDB entry 3oa8 coloured by chain, front view.
PDB entry 3oa8 coloured by chain, side view.
PDB entry 3oa8 coloured by chain, top view.
Source organism: Ancylobacter novellus
Entry author: Maher MJ

Function and Biology Details

Reaction catalysed: 
[SoxY protein]-L-cysteine + thiosulfate + 2 ferricytochrome c = [SoxY protein]-S-sulfosulfanyl-L-cysteine + 2 ferrocytochrome c + 2 H(+)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-112845 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
L-cysteine S-thiosulfotransferase subunit SoxA Chains: A, C, E
Molecule details ›
Chains: A, C, E
Length: 275 amino acids
Theoretical weight: 30.76 KDa
Source organism: Ancylobacter novellus
Expression system: Rhodobacter capsulatus
UniProt:
  • Canonical: D7A6E5 (Residues: 1-275; Coverage: 100%)
Gene names: Snov_0972, soxA
Sequence domains: SoxA/TsdA, cytochrome c domain
Structure domains: Cytochrome c-like domain
Cytochrome c domain-containing protein Chains: B, D, F
Molecule details ›
Chains: B, D, F
Length: 208 amino acids
Theoretical weight: 22.35 KDa
Source organism: Ancylobacter novellus
Expression system: Rhodobacter capsulatus
UniProt:
  • Canonical: Q7BQR5 (Residues: 1-208; Coverage: 100%)
Gene name: soxX
Sequence domains: Cytochrome c
Structure domains: Cytochrome c-like domain

Ligands and Environments

2 bound ligands:
Ligand HEC 6 x HEC
Ligand SO4 1 x SO4
1 modified residue:
Ligand CSS 3 x CSS

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29, ESRF BEAMLINE BM14
Spacegroup: P1
Unit cell:
a: 73.172Å b: 74.629Å c: 74.295Å
α: 110.02° β: 108.08° γ: 108.54°
R-values:
R R work R free
0.185 0.183 0.23
Expression system: Rhodobacter capsulatus

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