SMTL ID : 5dj9.1

Crystal structure of the ornithine aminotransferase from Toxoplasma gondii ME49 in a complex with gabaculine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

homo-dimer

Ligands

8 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: R.404, R.406 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.404, A:R.404 Salt bridges: A:R.404, A:R.406 SO4.2: 6 residues within 4Å: Chain A: D.204, D.205, V.206, G.207, K.236, R.242 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:D.205, A:V.206, A:G.207 Water bridges: A:D.204, A:K.236, A:R.242, A:R.242 Salt bridges: A:K.236, A:R.242 SO4.3: 3 residues within 4Å: Chain A: A.348, R.351, R.355 4 PLIP interactions: 4 interactions with chain A Water bridges: A:A.348, A:R.355 Salt bridges: A:R.351, A:R.355 SO4.6: 2 residues within 4Å: Chain B: R.404, R.406 4 PLIP interactions: 4 interactions with chain B Water bridges: B:R.404, B:R.404 Salt bridges: B:R.404, B:R.406 SO4.7: 6 residues within 4Å: Chain B: D.204, D.205, V.206, G.207, K.236, R.242 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:V.206, B:G.207 Water bridges: B:D.205, B:D.205, B:K.236, B:K.236, B:R.242, B:R.242 Salt bridges: B:K.236, B:R.242 SO4.8: 2 residues within 4Å: Chain B: R.351, R.355 3 PLIP interactions: 3 interactions with chain B Water bridges: B:D.352 Salt bridges: B:R.351, B:R.355 SO4.9: 3 residues within 4Å: Chain B: K.163, P.196, G.197 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.197 Water bridges: B:F.198 SO4.10: 1 residues within 4Å: Chain B: R.119 4 PLIP interactions: 4 interactions with chain B Water bridges: B:R.119, B:R.119, B:R.119 Salt bridges: B:R.119

1 x BTB: 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-covalent)

BTB.4: 4 residues within 4Å: Chain A: S.180, S.182, Y.188, F.194 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.188

2 x PXG: 3-[O-PHOSPHONOPYRIDOXYL]--AMINO-BENZOIC ACID(Non-covalent)

PXG.5: 17 residues within 4Å: Chain A: Y.49, V.79, T.135, G.136, A.137, Y.171, W.172, G.173, E.224, E.229, D.257, I.259, Q.260, K.286 Chain B: G.314, S.315, T.316 18 PLIP interactions: 4 interactions with chain B, 14 interactions with chain A Hydrogen bonds: B:S.315, B:T.316, B:T.316, A:Y.49, A:T.135, A:T.135, A:G.136, A:A.137, A:Y.171, A:Q.260, A:K.286 Water bridges: B:F.317, A:Y.171, A:E.224 Hydrophobic interactions: A:V.79, A:Y.171, A:Y.171, A:Q.260 PXG.13: 16 residues within 4Å: Chain A: G.314, S.315, T.316 Chain B: Y.49, V.79, T.135, G.136, A.137, Y.171, W.172, E.224, E.229, D.257, I.259, Q.260, K.286 17 PLIP interactions: 12 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:V.79, B:Y.171, B:Q.260 Hydrogen bonds: B:G.136, B:A.137, B:Y.171, B:Q.260, B:K.286, A:T.316, A:T.316 Water bridges: B:T.135, B:T.135, B:Y.171, B:E.224, A:G.314, A:G.314, A:F.317

2 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.11: 2 residues within 4Å: Chain A: K.58 Chain B: R.101 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.101, B:R.101, A:K.58, A:K.58 TRS.12: 5 residues within 4Å: Chain B: C.179, S.180, S.182, Y.188, F.194 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.180

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Filippova, E.V. et al., Crystal structure of the ornithine aminotransferase from Toxoplasma gondii ME49 in a complex with gabaculine. To Be Published

Release Date

2016-10-05

Peptides

Ornithine aminotransferase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Ornithine aminotransferase, mitochondrial

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