PDBe 2a1h

X-ray diffraction
1.8Å resolution

X-ray crystal structure of human mitochondrial branched chain aminotransferase (BCATm) complexed with gabapentin


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Branched-chain-amino-acid aminotransferase, mitochondrial Chains: A, B
Molecule details ›
Chains: A, B
Length: 365 amino acids
Theoretical weight: 41.37 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: NEW O15382 (Residues: 28-392; Coverage: 93%)
Gene names: BCAT2, BCATM, BCT2, ECA40
Sequence domains: Amino-transferase class IV
Structure domains:

Ligands and Environments

Cofactor: Ligand PLP 2 x PLP
2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CHESS BEAMLINE F1
Spacegroup: P21
Unit cell:
a: 58.823Å b: 109.369Å c: 59.252Å
α: 90° β: 96.73° γ: 90°
R R work R free
0.208 0.208 0.232
Expression system: Escherichia coli BL21(DE3)