SMTL ID : 6am8.1 (1 other biounit)

Engineered tryptophan synthase b-subunit from Pyrococcus furiosus, PfTrpB2B9 with Trp bound as E(Aex2)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.83 Å

Oligo State

homo-dimer

Ligands

2 x TRP: TRYPTOPHAN(Non-covalent)

TRP.1: 16 residues within 4Å: Chain A: K.82, E.104, T.105, G.106, A.107, G.108, Q.109, H.110, L.161, G.184, S.185, V.187, G.228, P.297, G.298, Y.301 13 PLIP interactions: 13 interactions with chain A, Hydrophobic interactions: A:L.161, A:V.187, A:Y.301 Hydrogen bonds: A:E.104, A:E.104, A:T.105, A:G.106, A:A.107, A:G.108, A:Q.109, A:H.110, A:P.297 pi-Stacking: A:Y.301 TRP.3: 6 residues within 4Å: Chain B: P.12, L.15, N.166, L.169, S.274, H.275 6 PLIP interactions: 6 interactions with chain B, Hydrophobic interactions: B:P.12, B:L.15, B:L.169, B:L.169 Hydrogen bonds: B:H.275 Salt bridges: B:H.275

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

NA.2: 5 residues within 4Å: Chain A: G.227, S.263, S.265, Y.301, G.303 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.301 NA.5: 5 residues within 4Å: Chain B: G.227, S.263, S.265, Y.301, G.303 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:G.303

1 x PLT: [3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-L-TRYPTOPHANE(Non-covalent)

PLT.4: 28 residues within 4Å: Chain B: A.80, H.81, K.82, E.104, T.105, G.106, A.107, G.108, Q.109, H.110, L.161, G.184, S.185, V.187, C.225, V.226, G.227, G.228, G.229, S.230, N.231, G.298, L.299, Y.301, A.343, E.345, S.371, G.372 27 PLIP interactions: 27 interactions with chain B Hydrophobic interactions: B:A.80, B:L.161, B:V.187, B:Y.301, B:A.343, B:E.345 Hydrogen bonds: B:K.82, B:E.104, B:G.106, B:A.107, B:G.108, B:Q.109, B:H.110, B:G.227, B:G.228, B:G.229, B:S.230, B:S.230, B:N.231, B:N.231, B:S.371 Water bridges: B:A.232 Salt bridges: B:H.81, B:K.82, B:K.82 pi-Stacking: B:H.81 pi-Cation interactions: B:K.82

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Buller, A.R. et al., Directed Evolution Mimics Allosteric Activation by Stepwise Tuning of the Conformational Ensemble. J. Am. Chem. Soc. (2018)

Release Date

2018-05-16

Peptides

Tryptophan synthase beta chain 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Tryptophan synthase beta chain 1

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