3qze

X-ray diffraction
1.59Å resolution

Crystal Structure of DapA (PA1010) at 1.6 A resolution

Released:

Function and Biology Details

Reaction catalysed:
Pyruvate + L-aspartate-4-semialdehyde = (4S)-4-hydroxy-2,3,4,5-tetrahydro-(2S)-dipicolinate + H(2)O
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-191388 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
4-hydroxy-tetrahydrodipicolinate synthase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 314 amino acids
Theoretical weight: 34.04 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9I4W3 (Residues: 1-292; Coverage: 100%)
Gene names: PA1010, dapA
Sequence domains: Dihydrodipicolinate synthetase family
Structure domains: Aldolase class I

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-4
Spacegroup: P1
Unit cell:
a: 43.11Å b: 51.74Å c: 140.35Å
α: 95.7° β: 90.02° γ: 113.27°
R-values:
R R work R free
0.149 0.147 0.199
Expression system: Escherichia coli