SMTL ID : 1mqd.1 (3 other biounits)

X-ray structure of the GluR2 ligand-binding core (S1S2J) in complex with (S)-Des-Me-AMPA at 1.46 A resolution. Crystallization in the presence of lithium sulfate.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.46 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 2 residues within 4Å: Chain A: R.148, R.163 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.148 Salt bridges: A:R.163 SO4.4: 2 residues within 4Å: Chain B: R.148, R.163 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.148 Salt bridges: B:R.163

2 x SHI: (S)-2-AMINO-3-(3-HYDROXY-ISOXAZOL-4-YL)PROPIONIC ACID(Non-covalent)

SHI.2: 14 residues within 4Å: Chain A: Y.61, P.89, L.90, T.91, R.96, L.138, G.141, S.142, T.143, T.174, L.192, E.193, M.196, Y.220 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:Y.61, A:L.138 Hydrogen bonds: A:T.91, A:S.142, A:E.193, A:E.193 Water bridges: A:T.143, A:T.143, A:T.143, A:T.143, A:K.144 Salt bridges: A:R.96 SHI.5: 14 residues within 4Å: Chain B: Y.61, P.89, L.90, T.91, R.96, L.138, G.141, S.142, T.143, T.174, L.192, E.193, M.196, Y.220 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:Y.61, B:L.138 Hydrogen bonds: B:T.91, B:T.91, B:S.142, B:T.143, B:E.193, B:E.193 Water bridges: B:T.143, B:T.143, B:T.143, B:K.144, B:L.191 Salt bridges: B:R.96

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 5 residues within 4Å: Chain A: N.214, L.215, D.216, S.217 Chain B: D.248 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:D.216, A:S.217 Water bridges: A:S.217, A:S.217, B:D.248, B:D.248 GOL.6: 5 residues within 4Å: Chain A: D.248 Chain B: N.214, L.215, D.216, S.217 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:D.216, B:S.217 Water bridges: B:S.217, B:S.217

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kasper, C. et al., GluR2 ligand-binding core complexes: Importance of the isoxazolol moiety and 5-substituent for the binding mode of AMPA-type agonists. FEBS Lett. (2002)

Release Date

2003-07-01

Peptides

Glutamate receptor subunit 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate receptor subunit 2

Related Entries With Identical Sequence