PDBe 1pmo

X-ray diffraction
2.3Å resolution

Crystal structure of Escherichia coli GadB (neutral pH)


Function and Biology Details

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Glutamate decarboxylase beta Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 466 amino acids
Theoretical weight: 52.73 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
  • Canonical: P69910 (Residues: 1-466; Coverage: 100%)
Gene names: JW1488, b1493, gadB
Sequence domains: Pyridoxal-dependent decarboxylase conserved domain
Structure domains:

Ligands and Environments

Cofactor: Ligand PLR 6 x PLR
1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P32
Unit cell:
a: 115.995Å b: 115.995Å c: 207.35Å
α: 90° β: 90° γ: 120°
R R work R free
0.2 0.2 0.233
Expression system: Escherichia coli