8cja

X-ray diffraction
2.1Å resolution

A225L/F231A variant of the CODH/ACS complex of C. hydrogenoformans

Released:

Function and Biology Details

Reactions catalysed:
CO + H(2)O + 2 oxidized ferredoxin = CO(2) + 2 reduced ferredoxin + 2 H(+)
Acetyl-CoA + a [Co(I) corrinoid Fe-S protein] = CO + CoA + a [methyl-Co(III) corrinoid Fe-S protein]
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-268940 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Carbon monoxide dehydrogenase Chain: A
Molecule details ›
Chain: A
Length: 669 amino acids
Theoretical weight: 73.1 KDa
Source organism: Carboxydothermus hydrogenoformans Z-2901
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A1L8D0M5 (Residues: 2-670; Coverage: 100%)
Gene name: ciss_06270
Sequence domains: Prismane/CO dehydrogenase family
CO-methylating acetyl-CoA synthase Chain: B
Molecule details ›
Chain: B
Length: 738 amino acids
Theoretical weight: 83.24 KDa
Source organism: Carboxydothermus hydrogenoformans Z-2901
Expression system: Escherichia coli
UniProt:
  • Canonical: Q3ACS4 (Residues: 5-732; Coverage: 100%)
Gene names: CHY_1222, acsB
Sequence domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P6122
Unit cell:
a: 142.219Å b: 142.219Å c: 290.773Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.178 0.178 0.209
Expression system: Escherichia coli