› 2c3o

X-ray diffraction
2.7Å resolution

CRYSTAL STRUCTURE OF THE FREE RADICAL INTERMEDIATE OF PYRUVATE:FERREDOXIN OXIDOREDUCTASE FROM Desulfovibrio africanus

Released:
DOI: 10.2210/pdb2c3o/pdb
PDB entry 2c3o coloured by chain, front view.
PDB entry 2c3o coloured by chain, side view.
PDB entry 2c3o coloured by chain, top view.
Source organism: Desulfocurvibacter africanus
Primary publication:
Flexibility of thiamine diphosphate revealed by kinetic crystallographic studies of the reaction of pyruvate-ferredoxin oxidoreductase with pyruvate.
Cavazza C, Contreras-Martel C, Pieulle L, Chabrière E, Hatchikian EC, Fontecilla-Camps JC
Structure 14 217-24 (2006)
PMID: 16472741

Function and Biology Details

Reaction catalysed: 
Pyruvate + CoA + 2 oxidized ferredoxin = acetyl-CoA + CO(2) + 2 reduced ferredoxin + 2 H(+)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161130 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:

Ligands and Environments


Cofactor: Ligand TPP 2 x TPP
4 bound ligands:
Ligand SF4 6 x SF4
Ligand MG 2 x MG
Ligand CA 2 x CA
Ligand PYR 2 x PYR
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM30A
Spacegroup: P212121
Unit cell:
a: 85.65Å b: 145.236Å c: 204.293Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.205 0.205 0.268

Quick links

Citations

5 review citations

Acetogenesis and the Wood-Ljungdahl pathway of CO(2) fixation.
Ragsdale et al. (2008)
4 more

1 mention without citation

Amixicile, a novel strategy for targeting oral anaerobic pathogens.
Hutcherson et al. (2017)