SMTL ID : 2tsy.1

CRYSTAL STRUCTURES OF MUTANT (BETAK87T) TRYPTOPHAN SYNTHASE ALPHA2 BETA2 COMPLEX WITH LIGANDS BOUND TO THE ACTIVE SITES OF THE ALPHA AND BETA SUBUNITS REVEAL LIGAND-INDUCED CONFORMATIONAL CHANGES

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-2-2-mer

Ligands

2 x G3P: SN-GLYCEROL-3-PHOSPHATE(Non-covalent)

G3P.1: 11 residues within 4Å: Chain A: F.22, Y.175, T.183, G.184, G.211, F.212, G.213, I.232, S.233, G.234, S.235 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.184, A:G.211, A:G.213, A:G.234, A:S.235 G3P.4: 11 residues within 4Å: Chain C: F.22, Y.175, T.183, G.184, G.211, F.212, G.213, I.232, S.233, G.234, S.235 6 PLIP interactions: 6 interactions with chain C Hydrogen bonds: C:Y.175, C:G.184, C:G.211, C:G.213, C:G.234, C:S.235

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

NA.2: 4 residues within 4Å: Chain B: G.232, P.270, F.306, S.308 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:F.306 NA.5: 4 residues within 4Å: Chain D: G.232, P.270, F.306, S.308 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:S.308

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

PLS.3: 22 residues within 4Å: Chain B: H.86, E.109, T.110, G.111, A.112, G.113, Q.114, H.115, L.166, T.190, G.232, G.233, G.234, S.235, N.236, A.302, G.303, L.304, E.350, S.377, G.378, K.382 20 PLIP interactions: 20 interactions with chain B Hydrophobic interactions: B:E.350 Hydrogen bonds: B:E.109, B:G.111, B:A.112, B:Q.114, B:H.115, B:T.190, B:G.232, B:G.233, B:G.234, B:S.235, B:S.235, B:N.236, B:N.236, B:A.302, B:S.377 Water bridges: B:S.235, B:S.235 Salt bridges: B:H.86 pi-Cation interactions: B:H.86 PLS.6: 22 residues within 4Å: Chain D: H.86, E.109, T.110, G.111, A.112, G.113, Q.114, H.115, L.166, T.190, G.232, G.233, G.234, S.235, N.236, A.302, G.303, L.304, E.350, S.377, G.378, K.382 21 PLIP interactions: 21 interactions with chain D Hydrophobic interactions: D:E.350 Hydrogen bonds: D:H.86, D:E.109, D:T.110, D:G.111, D:A.112, D:Q.114, D:H.115, D:G.232, D:G.233, D:G.234, D:S.235, D:S.235, D:N.236, D:N.236, D:A.302, D:S.377 Water bridges: D:S.235, D:S.235 Salt bridges: D:H.86 pi-Cation interactions: D:H.86

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rhee, S. et al., Crystal structures of a mutant (betaK87T) tryptophan synthase alpha2beta2 complex with ligands bound to the active sites of the alpha- and beta-subunits reveal ligand-induced conformational changes. Biochemistry (1997)

Release Date

1997-04-01

Peptides

TRYPTOPHAN SYNTHASE: AC
TRYPTOPHAN SYNTHASE: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

TRYPTOPHAN SYNTHASE

TRYPTOPHAN SYNTHASE

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