SMTL ID : 3lsw.1

Aniracetam bound to the ligand binding domain of GluA3

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

homo-dimer

Ligands

2 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.1: 11 residues within 4Å: Chain A: Y.58, P.86, L.87, T.88, R.93, L.135, G.138, S.139, T.140, E.190, Y.217 14 PLIP interactions: 11 interactions with chain A, 3 Ligand-Ligand interactions Hydrophobic interactions: A:Y.58, A:L.135 Hydrogen bonds: A:P.86, A:T.88, A:T.88, A:T.88, A:S.139, A:T.140, A:T.140, E.1, E.1, E.1 Water bridges: A:E.190 Salt bridges: A:R.93 GLU.5: 11 residues within 4Å: Chain B: Y.58, P.86, L.87, T.88, R.93, L.135, G.138, S.139, T.140, E.190, Y.217 13 PLIP interactions: 10 interactions with chain B, 3 Ligand-Ligand interactions Hydrophobic interactions: B:Y.58, B:L.135 Hydrogen bonds: B:P.86, B:T.88, B:T.88, B:S.139, B:T.140, B:T.140, E.5, E.5, E.5 Water bridges: B:E.190 Salt bridges: B:R.93

2 x 4MP: 1-(4-METHOXYBENZOYL)-2-PYRROLIDINONE(Non-covalent)

4MP.2: 12 residues within 4Å: Chain A: P.102, M.104, S.105, S.214, K.215, G.216 Chain B: P.102, F.103, S.105, S.214, K.215 Ligands: 4MP.6 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:P.102, A:P.102, B:P.102 Water bridges: A:G.216 4MP.6: 12 residues within 4Å: Chain A: P.102, F.103, S.105, S.214, K.215 Chain B: P.102, M.104, S.105, S.214, K.215, G.216 Ligands: 4MP.2 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:P.102, B:P.102, A:P.102 Water bridges: B:G.216

4 x ZN: ZINC ION(Non-covalent)

ZN.3: 1 residues within 4Å: Chain A: H.20 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.20 ZN.4: 3 residues within 4Å: Chain A: E.39, H.43, L.238 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.39, A:H.43 ZN.7: 1 residues within 4Å: Chain B: H.20 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.20 ZN.8: 3 residues within 4Å: Chain B: E.39, H.43, L.238 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:E.39, B:H.43

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ahmed, A.H. et al., Piracetam Defines a New Binding Site for Allosteric Modulators of alpha-Amino-3-hydroxy-5-methyl-4-isoxazole-propionic Acid (AMPA) Receptors. J.Med.Chem. (2010)

Release Date

2010-03-16

Peptides

GluA2 S1S2 domain: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

GluA2 S1S2 domain

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