SMTL ID : 7lk1.1 (1 other biounit)

Ornithine Aminotransferase (OAT) with its potent inhibitor - (S)-3-amino-4,4-difluorocyclopent-1-enecarboxylic acid (SS-1-148) - 1 Hour Soaking

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.79 Å

Oligo State

homo-dimer

Ligands

2 x Y37: (1R,4R)-4-fluoro-3-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]cyclopent-2-ene-1-carboxylic acid(Covalent)

Y37.1: 15 residues within 4Å: Chain A: Y.50, T.106, G.107, V.108, F.142, W.143, E.195, G.199, E.200, D.228, I.230, Q.231, K.257, R.378 Chain B: T.287 18 PLIP interactions: 15 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:Y.50, A:F.142, A:I.230 Hydrogen bonds: A:T.106, A:G.107, A:V.108, A:Q.231, A:Q.231, A:K.257, A:K.257, B:T.287, B:T.287 Water bridges: A:T.106, A:T.106, A:G.199, B:Y.288 Salt bridges: A:K.257, A:R.378 Y37.2: 15 residues within 4Å: Chain A: T.287 Chain B: Y.50, T.106, G.107, V.108, F.142, W.143, E.195, G.199, E.200, D.228, I.230, Q.231, K.257, R.378 15 PLIP interactions: 2 interactions with chain A, 13 interactions with chain B Hydrogen bonds: A:T.287, B:T.106, B:T.106, B:G.107, B:V.108, B:Q.231, B:Q.231, B:K.257 Water bridges: A:Y.288, B:G.199 Hydrophobic interactions: B:Y.50, B:F.142, B:I.230 Salt bridges: B:K.257, B:R.378

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Shen, S. et al., Turnover and Inactivation Mechanisms for ( S )-3-Amino-4,4-difluorocyclopent-1-enecarboxylic Acid, a Selective Mechanism-Based Inactivator of Human Ornithine Aminotransferase. J.Am.Chem.Soc. (2021)

Release Date

2022-02-16

Peptides

Ornithine aminotransferase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Ornithine aminotransferase, mitochondrial

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