SMTL ID : 4atq.2 (2 other biounits)

GABA-transaminase A1R958 in complex with external aldimine PLP-GABA adduct

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.75 Å

Oligo State

homo-tetramer

Ligands

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

PLP.1: 13 residues within 4Å: Chain A: S.133, G.134, A.135, Y.161, H.162, E.233, D.266, V.268, Q.269, K.295 Chain B: G.323, T.324 Ligands: ABU.2 11 PLIP interactions: 4 interactions with chain B, 7 interactions with chain A Hydrogen bonds: B:T.324, B:T.324, A:G.134, A:A.135 Water bridges: B:N.132, B:Y.325 Hydrophobic interactions: A:Y.161, A:E.233, A:V.268, A:V.268 Salt bridges: A:K.295 PLP.3: 14 residues within 4Å: Chain A: G.323, T.324 Chain B: S.133, G.134, A.135, Y.161, H.162, G.163, E.233, D.266, V.268, Q.269, K.295 Ligands: ABU.4 10 PLIP interactions: 7 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:Y.161, B:V.268 Hydrogen bonds: B:G.134, B:A.135, B:Q.269, A:T.324 Water bridges: B:R.164, A:N.132, A:T.324 Salt bridges: B:K.295 PLP.5: 13 residues within 4Å: Chain C: S.133, G.134, A.135, Y.161, H.162, E.233, D.266, V.268, Q.269, K.295 Chain D: G.323, T.324 Ligands: ABU.6 9 PLIP interactions: 8 interactions with chain C, 1 interactions with chain D Hydrophobic interactions: C:Y.161, C:E.233, C:V.268 Hydrogen bonds: C:G.134, C:A.135, C:Q.269, D:T.324 Salt bridges: C:K.295 pi-Stacking: C:Y.161 PLP.7: 13 residues within 4Å: Chain C: G.323, T.324 Chain D: S.133, G.134, A.135, Y.161, H.162, E.233, D.266, V.268, Q.269, K.295 Ligands: ABU.8 10 PLIP interactions: 7 interactions with chain D, 3 interactions with chain C Hydrophobic interactions: D:Y.161, D:E.233, D:V.268 Hydrogen bonds: D:G.134, D:A.135, D:Q.269, C:T.324, C:T.324, C:T.324 Salt bridges: D:K.295

4 x ABU: GAMMA-AMINO-BUTANOIC ACID(Non-covalent)

ABU.2: 10 residues within 4Å: Chain A: I.73, Y.161, R.164, Y.178, E.238, K.295 Chain B: M.102, G.323, T.324 Ligands: PLP.1 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:I.73, A:Y.161 Hydrogen bonds: A:Y.161, A:K.295 Salt bridges: A:R.164 ABU.4: 9 residues within 4Å: Chain A: M.102, G.323, T.324 Chain B: Y.161, R.164, Y.178, E.238, K.295 Ligands: PLP.3 6 PLIP interactions: 2 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:G.323, A:T.324, B:K.295 Hydrophobic interactions: B:Y.161 Water bridges: B:R.164 Salt bridges: B:R.164 ABU.6: 9 residues within 4Å: Chain C: Y.161, R.164, Y.178, E.238, K.295 Chain D: M.102, G.323, T.324 Ligands: PLP.5 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain D Hydrogen bonds: C:E.238, C:K.295, D:G.323 Salt bridges: C:R.164 ABU.8: 10 residues within 4Å: Chain C: M.102, G.323, T.324 Chain D: I.73, Y.161, R.164, Y.178, E.238, K.295 Ligands: PLP.7 5 PLIP interactions: 4 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: D:I.73, D:Y.161 Hydrogen bonds: D:K.295, C:G.323 Salt bridges: D:R.164

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bruce, H. et al., Structures of a Gamma-Aminobutyrate (Gaba) Transaminase from the S-Triazine-Degrading Organism Arthrobacter Aurescens Tc1 in Complex with Plp and with its External Aldimine Plp- Gaba Adduct. Acta Crystallogr.,Sect.F (2012)

Release Date

2012-10-10

Peptides

4-AMINOBUTYRATE TRANSAMINASE: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

C
G

D
H

4-AMINOBUTYRATE TRANSAMINASE

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