8oh5

Electron Microscopy
3Å resolution

Cryo-EM structure of the electron bifurcating transhydrogenase StnABC complex from Sporomusa Ovata (state 2)

Released:

Function and Biology Details

Reaction catalysed:
H(2) + NAD(+) = H(+) + NADH
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-228391 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
NAD-dependent formate dehydrogenase gamma subunit Chains: A, D, G, J
Molecule details ›
Chains: A, D, G, J
Length: 178 amino acids
Theoretical weight: 18.97 KDa
Source organism: Sporomusa ovata DSM 2662
UniProt:
  • Canonical: A0A0U1KYW8 (Residues: 1-178; Coverage: 100%)
Gene name: SpAn4DRAFT_2935
Sequence domains: Thioredoxin-like [2Fe-2S] ferredoxin
4Fe-4S ferredoxin-type domain-containing protein Chains: B, E, H, K
Molecule details ›
Chains: B, E, H, K
Length: 584 amino acids
Theoretical weight: 63.57 KDa
Source organism: Sporomusa ovata DSM 2662
UniProt:
  • Canonical: A0A0U1KYM9 (Residues: 1-584; Coverage: 100%)
Gene name: SpAn4DRAFT_2936
Sequence domains:
Formate dehydrogenase-O, major subunit Chains: C, F, I, L

Ligands and Environments


Cofactor: Ligand FAD 4 x FAD

Cofactor: Ligand NAD 4 x NAD

Cofactor: Ligand NDP 4 x NDP

Cofactor: Ligand FMN 4 x FMN
3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution:
Relevant EMDB volumes: EMD-16878