1u7w

X-ray diffraction
2.5Å resolution

Phosphopantothenoylcysteine synthetase from E. coli, CTP-complex

Released:

Function and Biology Details

Reactions catalysed:
N-((R)-4'-phosphopantothenoyl)-L-cysteine = pantotheine 4'-phosphate + CO(2)
CTP + (R)-4'-phosphopantothenate + L-cysteine = CMP + diphosphate + N-((R)-4'-phosphopantothenoyl)-L-cysteine
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-142188 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Coenzyme A biosynthesis bifunctional protein CoaBC Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 226 amino acids
Theoretical weight: 24.83 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0ABQ0 (Residues: 181-406; Coverage: 56%)
Gene names: JW5642, b3639, coaBC, dfp
Sequence domains: DNA / pantothenate metabolism flavoprotein
Structure domains: CoaB-like

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: C2221
Unit cell:
a: 45.926Å b: 144.406Å c: 246.215Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.225 0.211 0.258
Expression system: Escherichia coli