3eya

X-ray diffraction
2.5Å resolution

Structural basis for membrane binding and catalytic activation of the peripheral membrane enzyme pyruvate oxidase from Escherichia coli

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-139335 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Pyruvate dehydrogenase [ubiquinone] Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 549 amino acids
Theoretical weight: 59.46 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P07003 (Residues: 1-549; Coverage: 96%)
Gene names: JW0855, b0871, poxB
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand TPP 12 x TPP

Cofactor: Ligand FAD 12 x FAD
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P212121
Unit cell:
a: 203.243Å b: 207.051Å c: 214.542Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.184 0.183 0.198
Expression system: Escherichia coli