SMTL ID : 7ta0.2 (1 other biounit)

Human Ornithine Aminotransferase (hOAT) soaked with 5-aminovaleric acid

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.33 Å

Oligo State

homo-dimer

Ligands

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 3 residues within 4Å: Chain A: S.186, M.201, F.204 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:M.201, A:F.204 Water bridges: A:G.203 PO4.3: 3 residues within 4Å: Chain B: S.186, M.201, F.204 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:M.201, B:F.204 Water bridges: B:G.203

2 x I3B: 5-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid(Covalent)

I3B.2: 16 residues within 4Å: Chain A: Y.55, Y.85, T.141, G.142, V.143, F.177, W.178, G.179, E.230, E.235, D.263, I.265, Q.266, K.292 Chain B: S.321, T.322 16 PLIP interactions: 5 interactions with chain B, 11 interactions with chain A Hydrogen bonds: B:S.321, B:T.322, B:T.322, B:T.322, A:G.142, A:V.143, A:Q.266 Water bridges: B:Y.323, A:T.141, A:T.141 Hydrophobic interactions: A:Y.85, A:Y.85, A:I.265, A:Q.266 Salt bridges: A:K.292 pi-Stacking: A:F.177 I3B.4: 16 residues within 4Å: Chain A: S.321, T.322 Chain B: Y.55, Y.85, T.141, G.142, V.143, F.177, W.178, G.179, E.230, E.235, D.263, I.265, Q.266, K.292 16 PLIP interactions: 11 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:Y.85, B:Y.85, B:I.265, B:Q.266 Hydrogen bonds: B:Y.55, B:G.142, B:V.143, B:Q.266, B:K.292, A:S.321, A:T.322, A:T.322, A:T.322 Salt bridges: B:K.292 pi-Stacking: B:F.177 Water bridges: A:Y.323

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Butrin, A. et al., Determination of the pH dependence, substrate specificity, and turnovers of alternative substrates for human ornithine aminotransferase. J.Biol.Chem. (2022)

Release Date

2022-05-04

Peptides

Ornithine aminotransferase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
C

Ornithine aminotransferase, mitochondrial

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