SMTL ID : 7ntr.1

CRYSTAL STRUCTURE OF HUMAN CYTOSOLIC BRANCHED-CHAIN AMINOTRANSFERASE (BCAT1) IN COMPLEX WITH PLP AND SUBSTRATE MIMIC 3-PHENYLPROPIONATE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.23 Å

Oligo State

homo-dimer

Ligands

2 x HCI: HYDROCINNAMIC ACID(Non-covalent)

HCI.1: 14 residues within 4Å: Chain A: F.52, Y.164, R.166, K.225, T.263, M.264, G.335, T.336, A.337, C.338 Chain B: Y.93, L.176, V.178 Ligands: PLP.2 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:F.52, B:Y.93, B:V.178 Hydrogen bonds: A:T.336, A:A.337, A:C.338 HCI.3: 13 residues within 4Å: Chain A: Y.93, L.176, V.178 Chain B: F.52, R.166, Y.196, K.225, T.263, M.264, G.335, T.336, A.337 Ligands: PLP.4 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:F.52, B:Y.196, B:A.337, A:Y.93, A:V.178 Hydrogen bonds: B:T.263, B:T.336, B:A.337 Salt bridges: B:K.225

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

PLP.2: 15 residues within 4Å: Chain A: R.122, R.215, K.225, Y.230, E.260, T.263, M.264, N.265, L.289, G.291, V.292, T.293, G.335, T.336 Ligands: HCI.1 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:K.225, A:L.289, A:L.289 Hydrogen bonds: A:Y.230, A:V.292, A:T.293, A:T.336 Water bridges: A:R.122, A:R.122, A:R.122, A:N.265, A:R.294, A:T.336 Salt bridges: A:R.122, A:K.225 PLP.4: 15 residues within 4Å: Chain B: R.122, R.215, K.225, Y.230, E.260, T.263, M.264, N.265, L.289, G.291, V.292, T.293, G.335, T.336 Ligands: HCI.3 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:K.225, B:L.289 Hydrogen bonds: B:V.292, B:T.293, B:T.293, B:T.336 Water bridges: B:R.122, B:R.122, B:R.122, B:R.294 Salt bridges: B:R.122, B:K.225

1 x MG: MAGNESIUM ION(Non-covalent)

MG.5: 1 residues within 4Å: Chain B: D.136 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.136, H2O.8, H2O.9, H2O.13

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gunther, J. et al., BAY-069, a Novel (Trifluoromethyl)pyrimidinedione-Based BCAT1/2 Inhibitor and Chemical Probe. J.Med.Chem. (2022)

Release Date

2022-09-21

Peptides

Branched-chain-amino-acid aminotransferase, cytosolic: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Branched-chain-amino-acid aminotransferase, cytosolic

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