SMTL ID : 3v2u.1

Crystal structure of the yeast GAL regulon complex of the repressor, Gal80p, and the transducer, Gal3p, with galactose and ATP

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.11 Å

Oligo State

hetero-2-2-mer

Ligands

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.1: 7 residues within 4Å: Chain A: K.307, E.309, Y.323 Chain B: F.291 Chain D: R.362, E.363, T.366 5 PLIP interactions: 3 interactions with chain D, 2 interactions with chain A Hydrogen bonds: D:R.362, D:R.362, A:K.307, A:E.309 Water bridges: D:E.363 GOL.2: 6 residues within 4Å: Chain A: F.291 Chain B: K.307, E.309, Y.323 Chain C: R.362, E.363 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain C Hydrogen bonds: B:K.307, B:E.309, C:R.362, C:R.362

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 2 residues within 4Å: Chain C: S.163 Ligands: ATP.5 3 PLIP interactions: 1 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:S.163, H2O.27, H2O.27 MG.6: 5 residues within 4Å: Chain D: S.163, E.198, K.258 Ligands: GLA.7, ATP.8 3 PLIP interactions: 1 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:S.163, H2O.37, H2O.39

2 x GLA: alpha-D-galactopyranose(Non-covalent)

GLA.4: 13 residues within 4Å: Chain C: E.53, H.54, D.56, Y.57, N.205, G.206, M.208, D.209, K.258, Y.266, G.459, A.460 Ligands: ATP.5 13 PLIP interactions: 13 interactions with chain C Hydrogen bonds: C:E.53, C:H.54, C:D.56, C:N.205, C:G.206, C:G.206, C:Y.266, C:A.460 Water bridges: C:I.55, C:S.164, C:K.258, C:K.258 Salt bridges: C:K.258 GLA.7: 14 residues within 4Å: Chain D: E.53, H.54, D.56, Y.57, N.205, G.206, M.208, D.209, K.258, Y.266, G.459, A.460 Ligands: MG.6, ATP.8 11 PLIP interactions: 11 interactions with chain D Hydrogen bonds: D:H.54, D:D.56, D:N.205, D:G.206, D:G.206, D:A.460 Water bridges: D:I.55, D:S.164, D:D.209 Salt bridges: D:R.47, D:K.258

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.5: 22 residues within 4Å: Chain C: R.47, M.71, N.89, F.94, S.115, W.117, Y.120, S.154, P.157, T.158, G.159, G.160, G.161, L.162, S.163, F.166, D.209, K.258, G.459, A.460 Ligands: MG.3, GLA.4 25 PLIP interactions: 25 interactions with chain C Hydrogen bonds: C:N.89, C:N.89, C:G.159, C:G.160, C:G.161, C:L.162, C:S.163, C:S.163, C:D.209, C:A.460 Water bridges: C:S.115, C:S.115, C:S.115, C:Y.120, C:Y.120, C:S.154, C:S.154, C:S.164, C:K.258, C:F.259, C:G.461 Salt bridges: C:R.47, C:K.258, C:K.258, C:K.258 ATP.8: 22 residues within 4Å: Chain D: R.47, M.71, N.89, F.94, S.115, W.117, Y.120, S.154, P.157, T.158, G.159, G.160, G.161, L.162, S.163, F.166, D.209, K.258, G.459, A.460 Ligands: MG.6, GLA.7 18 PLIP interactions: 18 interactions with chain D Hydrogen bonds: D:N.89, D:N.89, D:G.159, D:G.160, D:G.161, D:L.162, D:S.163, D:D.209, D:A.460 Water bridges: D:S.115, D:Y.120, D:S.164, D:K.258, D:G.461 Salt bridges: D:R.47, D:K.258, D:K.258, D:K.258

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lavy, T. et al., The Gal3p transducer of the GAL regulon interacts with the Gal80p repressor in its ligand-induced closed conformation. Genes Dev. (2012)

Release Date

2012-02-08

Peptides

Galactose/lactose metabolism regulatory protein GAL80: AB
Protein GAL3: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Galactose/lactose metabolism regulatory protein GAL80

Protein GAL3