SMTL ID : 2pb2.1

Structure of biosynthetic N-acetylornithine aminotransferase from Salmonella typhimurium: studies on substrate specificity and inhibitor binding

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.91 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 12 residues within 4Å: Chain A: S.122, G.123, T.124, N.127, F.156, H.157, G.158, E.208, D.241, V.243, Q.244, K.270 14 PLIP interactions: 13 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:F.156, A:V.243 Hydrogen bonds: A:G.123, A:T.124, A:N.127, A:R.159, A:Q.244 Water bridges: A:T.124, A:T.124, A:R.159, A:K.270, A:K.270, B:N.121 pi-Stacking: A:F.156

6 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 7 residues within 4Å: Chain A: G.72, H.73, C.74, H.75, L.78, G.274 Chain B: W.90 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:C.74, A:H.75 Water bridges: A:H.73, B:W.90 EDO.3: 8 residues within 4Å: Chain A: H.91, T.92, S.93, F.96 Chain B: D.61, G.65, H.73, M.382 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:G.65, B:H.73, A:S.93, A:S.93 Water bridges: B:I.66 EDO.4: 3 residues within 4Å: Chain A: A.219, T.220, P.221 1 PLIP interactions: 1 interactions with chain A Water bridges: A:A.219 EDO.5: 2 residues within 4Å: Chain A: M.257, G.260 No protein-ligand interaction detected (PLIP) EDO.6: 7 residues within 4Å: Chain A: W.90 Chain B: G.72, H.73, C.74, H.75, L.78, G.274 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:W.90, B:C.74, B:H.75 EDO.7: 4 residues within 4Å: Chain B: V.117, S.298, T.299, Y.300 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.298

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 3 residues within 4Å: Chain B: I.183, I.184, H.185 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:H.185, B:H.185, B:H.185 Water bridges: B:K.179

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rajaram, V. et al., Structure of biosynthetic N-acetylornithine aminotransferase from Salmonella typhimurium: Studies on substrate specificity and inhibitor binding. Proteins (2007)

Release Date

2007-12-25

Peptides

Acetylornithine/succinyldiaminopimelate aminotransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Acetylornithine/succinyldiaminopimelate aminotransferase

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