SMTL ID : 7ted.2 (4 other biounits)

Human Ornithine Aminotransferase cocrystallized with its inhibitor, (S,E)-3-amino-4-(fluoromethylene)cyclopent-1-ene-1-carboxylate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.63 Å

Oligo State

homo-dimer

Ligands

1 x I1T: (1S,3R,4S)-3-formyl-4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]cyclopentane-1-carboxylic acid(Non-covalent)

I1T.1: 19 residues within 4Å: Chain A: Y.20, Y.50, T.106, G.107, V.108, F.142, W.143, G.144, R.145, E.195, E.200, D.228, I.230, Q.231, K.257, R.378 Chain B: G.285, S.286, T.287 14 PLIP interactions: 10 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:Y.50, A:Y.50, A:Q.231 Hydrogen bonds: A:G.107, A:V.108, A:Q.231, A:R.378, A:R.378, B:S.286, B:S.286, B:T.287, B:T.287 Salt bridges: A:R.145, A:K.257

1 x PLP: PYRIDOXAL-5'-PHOSPHATE(Non-covalent)

PLP.2: 13 residues within 4Å: Chain A: S.286, T.287 Chain B: T.106, G.107, V.108, F.142, W.143, G.144, E.195, D.228, I.230, Q.231, K.257 9 PLIP interactions: 8 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:F.142, B:Q.231 Hydrogen bonds: B:T.106, B:G.107, B:V.108, B:Q.231, B:K.257, A:T.287 Salt bridges: B:K.257

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhu, W. et al., Rational Design, Synthesis, and Mechanism of (3 S ,4 R )-3-Amino-4-(difluoromethyl)cyclopent-1-ene-1-carboxylic Acid: Employing a Second-Deprotonation Strategy for Selectivity of Human Ornithine Aminotransferase over GABA Aminotransferase. J.Am.Chem.Soc. (2022)

Release Date

2022-04-06

Peptides

Ornithine aminotransferase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
I

Ornithine aminotransferase, mitochondrial

Related Entries With Identical Sequence