1ps7

X-ray diffraction
2.47Å resolution

Crystal structure of E.coli PdxA

Released:

Function and Biology Details

Reaction catalysed:
4-phosphooxy-L-threonine + NAD(+) = 3-amino-2-oxopropyl phosphate + CO(2) + NADH
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-148671 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
4-hydroxythreonine-4-phosphate dehydrogenase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 329 amino acids
Theoretical weight: 35.48 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P19624 (Residues: 1-329; Coverage: 100%)
Gene names: JW0051, b0052, pdxA
Sequence domains: Pyridoxal phosphate biosynthetic protein PdxA
Structure domains: Isopropylmalate Dehydrogenase

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: P21
Unit cell:
a: 92.05Å b: 76.693Å c: 95.424Å
α: 90° β: 109.73° γ: 90°
R-values:
R R work R free
0.213 0.213 0.272
Expression system: Escherichia coli