SMTL ID : 1ewk.1

CRYSTAL STRUCTURE OF METABOTROPIC GLUTAMATE RECEPTOR SUBTYPE 1 COMPLEXED WITH GLUTAMATE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.1: 2 residues within 4Å: Chain A: N.66, V.404 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.404 Hydrogen bonds: A:N.66 NAG.2: 2 residues within 4Å: Chain A: R.189, N.191 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.189, A:N.191 NAG.6: 2 residues within 4Å: Chain B: N.66, V.404 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:V.404 Hydrogen bonds: B:N.66 NAG.7: 2 residues within 4Å: Chain B: R.189, N.191 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.189, B:N.191

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 4 residues within 4Å: Chain A: I.57, D.60, L.63, L.64 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:I.57, A:D.60, A:L.63, A:L.64, H2O.4 MG.8: 6 residues within 4Å: Chain B: I.57, N.58, D.60, L.63, L.64, P.65 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:I.57, B:L.63, B:L.64, H2O.12, H2O.23

2 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.4: 13 residues within 4Å: Chain A: Y.42, W.78, G.131, S.132, S.133, S.154, A.155, T.156, Y.204, D.286, G.287, R.291, K.377 10 PLIP interactions: 9 interactions with chain A, 1 Ligand-Ligand interactions Hydrogen bonds: A:S.133, A:T.156, A:T.156, A:D.286, A:G.287, E.4 Water bridges: A:R.46, A:R.291 Salt bridges: A:R.291, A:K.377 GLU.9: 9 residues within 4Å: Chain B: Y.42, W.78, G.131, S.132, S.133, S.154, A.155, T.156, K.377 14 PLIP interactions: 13 interactions with chain B, 1 Ligand-Ligand interactions Hydrogen bonds: B:Y.42, B:S.133, B:S.154, B:T.156, B:T.156, B:T.156, E.9 Water bridges: B:Y.42, B:R.46, B:S.134, B:T.156, B:K.377, B:K.377 Salt bridges: B:K.377

3 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.5: 8 residues within 4Å: Chain A: Q.24, V.30, H.79, Y.230, N.232 Chain B: D.162, T.164, L.165 7 PLIP interactions: 3 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:Q.24, A:N.232 Salt bridges: A:H.79, B:D.162, B:D.162 Water bridges: B:D.162, B:D.162 EPE.10: 5 residues within 4Å: Chain B: H.23, R.39, E.40, Q.41, Y.42 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:E.40, B:Q.41, B:Y.42 Water bridges: B:H.23, B:I.38, B:I.38 Salt bridges: B:H.23, B:R.39 EPE.11: 6 residues within 4Å: Chain B: S.231, N.232, E.260, G.261, M.262, R.291 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:N.232, B:M.262 Water bridges: B:G.261, B:G.261 Salt bridges: B:E.260, B:R.291

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kunishima, N. et al., Structural basis of glutamate recognition by a dimeric metabotropic glutamate receptor. Nature (2000)

Release Date

2000-12-18

Peptides

METABOTROPIC GLUTAMATE RECEPTOR SUBTYPE 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

METABOTROPIC GLUTAMATE RECEPTOR SUBTYPE 1

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