SMTL ID : 1ftl.1

CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX WITH THE ANTAGONIST DNQX AT 1.8 A RESOLUTION

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

2 x DNQ: 6,7-DINITROQUINOXALINE-2,3-DIONE(Non-covalent)

DNQ.1: 12 residues within 4Å: Chain A: E.13, Y.16, Y.61, P.89, L.90, T.91, R.96, T.174, E.193, T.195, M.196, Y.220 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:Y.61 Hydrogen bonds: A:E.13, A:T.91, A:R.96, A:R.96 Water bridges: A:T.91, A:T.174 pi-Stacking: A:Y.61 DNQ.3: 12 residues within 4Å: Chain B: E.13, Y.16, Y.61, P.89, L.90, T.91, R.96, T.174, E.193, M.196, Y.220 Ligands: SO4.2 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:Y.61, B:Y.220 Hydrogen bonds: B:Y.61, B:T.91, B:R.96, B:R.96, B:E.193 pi-Stacking: B:Y.61

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 6 residues within 4Å: Chain B: L.138, G.141, S.142, T.143, E.193 Ligands: DNQ.3 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:S.142, B:T.143, B:T.143, B:E.193 Water bridges: B:L.138, B:K.144

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Armstrong, N. et al., Mechanisms for activation and antagonism of an AMPA-sensitive glutamate receptor: crystal structures of the GluR2 ligand binding core. Neuron (2000)

Release Date

2000-11-01

Peptides

GLUTAMATE RECEPTOR SUBUNIT 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

GLUTAMATE RECEPTOR SUBUNIT 2

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