3aaw

X-ray diffraction
2.5Å resolution

Crystal structure of aspartate kinase from Corynebacterium glutamicum in complex with lysine and threonine

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-150764 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Aspartokinase Chains: A, C
Molecule details ›
Chains: A, C
Length: 421 amino acids
Theoretical weight: 44.8 KDa
Source organism: Corynebacterium glutamicum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P26512 (Residues: 1-421; Coverage: 100%)
Gene names: Cgl0251, cg0306, lysC
Sequence domains:
Structure domains:
aspartate kinase Chains: B, D
Molecule details ›
Chains: B, D
Length: 178 amino acids
Theoretical weight: 19.38 KDa
Source organism: Corynebacterium crenatum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q93C54 (Residues: 1-172; Coverage: 100%)
Sequence domains:
Structure domains: Alpha-Beta Plaits

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-6A
Spacegroup: I4
Unit cell:
a: 162.232Å b: 162.232Å c: 133.926Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.212 0.21 0.25
Expression system: Escherichia coli BL21(DE3)