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X-ray diffraction
2.5Å resolution

Crystal Structures of Branched-Chain Aminotransferase from Deinococcus radiodurans Complexes with alpha-Ketoisocaproate and L-Glutamate Suggest Its Radio-Resistance for Catalysis

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-193274 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Branched-chain-amino-acid aminotransferase Chains: A, B
Molecule details ›
Chains: A, B
Length: 358 amino acids
Theoretical weight: 39.47 KDa
Source organism: Deinococcus radiodurans
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9RTX5 (Residues: 1-358; Coverage: 100%)
Gene name: DR_1626
Sequence domains: Amino-transferase class IV
Structure domains:

Ligands and Environments


Cofactor: Ligand PLP 2 x PLP
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSRRC BEAMLINE BL13B1
Spacegroup: P212121
Unit cell:
a: 56.366Å b: 90.704Å c: 155.469Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.233 0.233 0.283
Expression system: Escherichia coli