SMTL ID : 2clo.1

Tryptophan Synthase (external aldimine state) in complex with (naphthalene-2'-sulfonyl)-2-amino-1-ethylphosphate (F19)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

hetero-2-2-mer

Ligands

2 x F19: 2-[(2-NAPHTHYLSULFONYL)AMINO]ETHYL DIHYDROGEN PHOSPHATE(Non-covalent)

F19.1: 16 residues within 4Å: Chain A: F.22, E.49, A.59, D.60, L.100, L.127, A.129, I.153, Y.175, T.183, G.184, F.212, G.213, I.232, G.234, S.235 19 PLIP interactions: 19 interactions with chain A Hydrophobic interactions: A:A.59, A:L.100, A:L.127, A:A.129, A:I.153, A:I.153, A:Y.175, A:T.183 Hydrogen bonds: A:G.184, A:F.212, A:G.213, A:G.234, A:S.235 Water bridges: A:I.214, A:I.214, A:A.236 pi-Stacking: A:Y.175, A:F.212, A:F.212 F19.4: 16 residues within 4Å: Chain C: F.22, E.49, A.59, D.60, L.100, L.127, A.129, I.153, Y.175, T.183, G.184, F.212, G.213, I.232, G.234, S.235 20 PLIP interactions: 20 interactions with chain C Hydrophobic interactions: C:A.59, C:L.100, C:L.127, C:A.129, C:I.153, C:I.153, C:Y.175, C:T.183 Hydrogen bonds: C:Y.175, C:G.184, C:F.212, C:G.213, C:G.234, C:S.235 Water bridges: C:I.214, C:I.214, C:A.236 pi-Stacking: C:Y.175, C:F.212, C:F.212

2 x PLS: [3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-SERINE(Non-covalent)

PLS.2: 24 residues within 4Å: Chain B: A.84, H.85, K.86, T.109, G.110, A.111, G.112, Q.113, H.114, T.189, C.229, V.230, G.231, G.232, G.233, S.234, N.235, A.301, G.302, L.303, D.304, E.349, S.376, G.377 24 PLIP interactions: 24 interactions with chain B Hydrophobic interactions: B:A.84 Hydrogen bonds: B:G.110, B:A.111, B:G.112, B:Q.113, B:H.114, B:T.189, B:T.189, B:G.231, B:G.232, B:G.233, B:S.234, B:N.235, B:N.235, B:D.304, B:S.376 Water bridges: B:K.86, B:K.86, B:E.108, B:A.236 Salt bridges: B:H.85, B:K.86, B:K.86 pi-Stacking: B:H.85 PLS.5: 24 residues within 4Å: Chain D: A.84, H.85, K.86, T.109, G.110, A.111, G.112, Q.113, H.114, T.189, C.229, V.230, G.231, G.232, G.233, S.234, N.235, A.301, G.302, L.303, D.304, E.349, S.376, G.377 24 PLIP interactions: 24 interactions with chain D Hydrophobic interactions: D:A.84 Hydrogen bonds: D:T.109, D:G.110, D:A.111, D:G.112, D:Q.113, D:H.114, D:T.189, D:G.231, D:G.232, D:G.233, D:S.234, D:N.235, D:N.235, D:D.304, D:S.376 Water bridges: D:K.86, D:K.86, D:E.108, D:A.236 Salt bridges: D:H.85, D:K.86, D:K.86 pi-Stacking: D:H.85

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

NA.3: 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 Water bridges: B:S.296 NA.6: 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 Water bridges: D:S.296

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ngo, H. et al., Allosteric Regulation of Substrate Channeling in Tryptophan Synthase: Modulation of the L-Serine Reaction in Stage I of the Beta-Reaction by Alpha-Site Ligands. Biochemistry (2007)

Release Date

2007-06-12

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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