SMTL ID : 2coj.1

Crystal structure of reduced human cytosolic branched-chain aminotransferase complexed with gabapentin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.1: 15 residues within 4Å: Chain A: R.119, R.212, K.222, Y.227, E.257, T.260, M.261, N.262, L.286, G.288, V.289, T.290, G.332, T.333 Ligands: GBN.2 18 PLIP interactions: 18 interactions with chain A Hydrophobic interactions: A:K.222, A:L.286, A:L.286 Hydrogen bonds: A:Y.227, A:Y.227, A:V.289, A:T.290, A:T.290, A:T.333, A:T.333 Water bridges: A:R.119, A:R.119, A:R.119, A:N.262, A:R.291, A:T.333 Salt bridges: A:R.119, A:K.222 PLP.4: 15 residues within 4Å: Chain B: R.119, R.212, K.222, Y.227, E.257, T.260, M.261, N.262, L.286, G.288, V.289, T.290, G.332, T.333 Ligands: GBN.5 17 PLIP interactions: 17 interactions with chain B Hydrophobic interactions: B:K.222, B:L.286, B:L.286 Hydrogen bonds: B:Y.227, B:Y.227, B:V.289, B:T.290, B:T.290, B:T.333, B:T.333 Water bridges: B:G.97, B:R.119, B:R.119, B:R.119, B:R.291 Salt bridges: B:R.119, B:K.222

2 x GBN: [1-(AMINOMETHYL)CYCLOHEXYL]ACETIC ACID(Non-covalent)

GBN.2: 12 residues within 4Å: Chain A: F.95, Y.161, R.163, Y.193, T.260, M.261, G.332, T.333, A.334 Chain B: Y.90, V.175 Ligands: PLP.1 8 PLIP interactions: 2 interactions with chain B, 6 interactions with chain A Hydrophobic interactions: B:Y.90, B:V.175, A:F.95 Hydrogen bonds: A:T.260, A:T.260, A:T.333, A:A.334 Water bridges: A:C.335 GBN.5: 11 residues within 4Å: Chain A: Y.90, V.175 Chain B: F.49, Y.161, R.163, T.260, M.261, G.332, T.333, A.334 Ligands: PLP.4 7 PLIP interactions: 5 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:F.49, A:Y.90, A:V.175 Hydrogen bonds: B:T.260, B:T.260, B:A.334 Water bridges: B:Y.161

1 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 1 residues within 4Å: Chain B: D.133 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.133, H2O.3, H2O.4, H2O.6

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Goto, M. et al., Structural determinants for branched-chain aminotransferase isozyme-specific inhibition by the anticonvulsant drug gabapentin. J.Biol.Chem. (2005)

Release Date

2005-08-30

Peptides

branched chain aminotransferase 1, cytosolic: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

branched chain aminotransferase 1, cytosolic

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