SMTL ID : 1k3u.1

CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH N-[1H-INDOL-3-YL-ACETYL]ASPARTIC ACID

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

hetero-2-2-mer

Ligands

2 x IAD: N-[1H-INDOL-3-YL-ACETYL]ASPARTIC ACID(Non-covalent)

IAD.1: 16 residues within 4Å: Chain A: F.22, D.60, I.64, L.100, I.153, Y.175, T.183, G.184, G.211, F.212, G.213, I.214, I.232, S.233, G.234, S.235 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:F.22, A:L.100, A:L.100, A:I.153, A:Y.175, A:T.183, A:F.212, A:I.232 Hydrogen bonds: A:D.60, A:G.184, A:F.212, A:F.212, A:G.213, A:I.214, A:G.234, A:S.235 IAD.4: 16 residues within 4Å: Chain C: F.22, D.60, I.64, L.100, I.153, Y.175, T.183, G.184, G.211, F.212, G.213, I.214, I.232, S.233, G.234, S.235 17 PLIP interactions: 17 interactions with chain C Hydrophobic interactions: C:F.22, C:L.100, C:L.100, C:I.153, C:Y.175, C:T.183, C:F.212, C:I.232 Hydrogen bonds: C:D.60, C:Y.175, C:G.184, C:F.212, C:F.212, C:G.213, C:I.214, C:G.234, C:S.235

2 x NA: SODIUM ION(Non-functional Binders)

NA.2: 4 residues within 4Å: Chain B: G.231, P.269, F.305, S.307 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.267, B:S.307 NA.5: 4 residues within 4Å: Chain D: G.231, P.269, F.305, S.307 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:S.307, D:S.307

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.3: 17 residues within 4Å: Chain B: A.84, H.85, K.86, Q.113, T.189, C.229, V.230, G.231, G.232, G.233, S.234, N.235, G.302, A.347, E.349, S.376, G.377 17 PLIP interactions: 17 interactions with chain B Hydrophobic interactions: B:A.84, B:K.86, B:A.347 Hydrogen bonds: B:T.189, B:G.231, B:G.232, B:G.233, B:S.234, B:S.234, B:N.235, B:S.376 Water bridges: B:S.234, B:S.234, B:A.236 Salt bridges: B:H.85, B:K.86 pi-Stacking: B:H.85 PLP.6: 17 residues within 4Å: Chain D: A.84, H.85, K.86, Q.113, T.189, C.229, V.230, G.231, G.232, G.233, S.234, N.235, G.302, A.347, E.349, S.376, G.377 18 PLIP interactions: 18 interactions with chain D Hydrophobic interactions: D:A.84, D:K.86, D:A.347 Hydrogen bonds: D:G.231, D:G.232, D:G.233, D:S.234, D:S.234, D:N.235, D:S.376 Water bridges: D:T.189, D:T.189, D:S.234, D:S.234, D:A.236 Salt bridges: D:H.85, D:K.86 pi-Stacking: D:H.85

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Weyand, M. et al., Crystal structures of a new class of allosteric effectors complexed to tryptophan synthase. J.Biol.Chem. (2002)

Release Date

2002-07-03

Peptides

Tryptophan Synthase Alpha Chain: AC
Tryptophan Synthase Beta Chain: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

Tryptophan Synthase Alpha Chain

Tryptophan Synthase Beta Chain

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