PDBe 2dgk

X-ray diffraction
1.9Å resolution

Crystal structure of an N-terminal deletion mutant of Escherichia coli GadB in an autoinhibited state (aldamine)


Function and Biology Details

Structure analysis Details

Assemblies composition:
homo hexamer
homo dimer (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: 452 amino acids
Theoretical weight: 51.07 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
  • Canonical: P69910 (Residues: 15-466; Coverage: 97%)
Gene names: JW1488, b1493, gadB
Sequence domains: Pyridoxal-dependent decarboxylase conserved domain
Structure domains: Type I PLP-dependent aspartate aminotransferase-like (Major domain)

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P212121
Unit cell:
a: 92.77Å b: 158.56Å c: 201.42Å
α: 90° β: 90° γ: 90°
R R work R free
0.218 0.218 0.246
Expression system: Escherichia coli