X-ray diffraction
2.3Å resolution

Crystal structure of Helicobacter pylori glutamate racemase in complex with D-Glutamate


Function and Biology Details

Reaction catalysed:
L-glutamate = D-glutamate
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Glutamate racemase Chains: A, B
Molecule details ›
Chains: A, B
Length: 255 amino acids
Theoretical weight: 28.53 KDa
Source organism: Helicobacter pylori
Expression system: Escherichia coli
  • Canonical: Q9ZLT0 (Residues: 1-255; Coverage: 100%)
Gene names: glr, jhp_0496, murI
Sequence domains: Asp/Glu/Hydantoin racemase
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: P212121
Unit cell:
a: 62.18Å b: 81.07Å c: 113.82Å
α: 90° β: 90° γ: 90°
R R work R free
0.228 0.228 0.281
Expression system: Escherichia coli