SMTL ID : 4add.2 (1 other biounit)

Structural and functional study of succinyl-ornithine transaminase from E. coli

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 15 residues within 4Å: Chain A: S.104, G.105, A.106, N.109, F.138, H.139, G.140, E.190, D.223, V.225, Q.226, K.252 Chain B: T.280, T.281 Ligands: SUO.2 15 PLIP interactions: 11 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:F.138, A:E.190, A:V.225 Hydrogen bonds: A:G.105, A:A.106, A:N.109, A:Q.226, B:T.281, B:T.281, B:T.281 Water bridges: A:S.104, A:E.190, A:E.195, B:Y.282 pi-Stacking: A:F.138 PLP.3: 15 residues within 4Å: Chain A: T.280, T.281 Chain B: S.104, G.105, A.106, N.109, F.138, H.139, G.140, E.190, D.223, V.225, Q.226, K.252 Ligands: SUO.4 15 PLIP interactions: 8 interactions with chain B, 7 interactions with chain A Hydrophobic interactions: B:F.138, B:V.225 Hydrogen bonds: B:G.105, B:A.106, B:N.109, B:Q.226, B:K.252, A:T.281, A:T.281, A:T.281 Water bridges: B:F.138, A:N.103, A:T.280, A:T.280, A:Y.282

2 x SUO: N~2~-(3-CARBOXYPROPANOYL)-L-ORNITHINE(Non-covalent)

SUO.2: 12 residues within 4Å: Chain A: Y.18, I.48, F.138, R.141, E.195, K.252 Chain B: N.76, G.77, G.279, T.280, T.281 Ligands: PLP.1 7 PLIP interactions: 3 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:N.76, B:N.76, B:G.279, A:E.195, A:K.252 Salt bridges: A:R.141, A:K.352 SUO.4: 12 residues within 4Å: Chain A: N.76, G.77, G.279, T.280, T.281 Chain B: Y.18, I.48, F.138, R.141, E.195, K.252 Ligands: PLP.3 10 PLIP interactions: 7 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:I.48, B:I.48, B:F.138 Hydrogen bonds: B:K.252, A:T.281 Water bridges: B:A.19, A:N.76, A:G.279 Salt bridges: B:R.141, B:K.352

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Newman, J. et al., Determination of the Structure of the Catabolic N-Succinylornithine Transaminase (Astc) from Escherichia Coli. Plos One (2013)

Release Date

2013-01-16

Peptides

SUCCINYLORNITHINE TRANSAMINASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

SUCCINYLORNITHINE TRANSAMINASE

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