SMTL ID : 2xxi.1 (1 other biounit)

Crystal structure of 1-((4-(3-(trifluoromethyl)-6,7-dihydropyrano(4,3- c(pyrazol-1(4H)-yl)phenyl)methyl)-2-pyrrolidinone in complex with the ligand binding domain of the Rat GluA2 receptor and glutamate at 1.6A resolution.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

homo-dimer

Ligands

2 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.1: 11 residues within 4Å: Chain A: Y.61, P.89, L.90, T.91, R.96, L.138, G.141, S.142, T.143, E.193, Y.220 13 PLIP interactions: 12 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Y.61, A:L.138 Hydrogen bonds: A:P.89, A:T.91, A:S.142, A:T.143, A:T.143, A:E.193, E.1 Water bridges: A:L.138, A:E.193, A:E.193 Salt bridges: A:R.96 GLU.5: 11 residues within 4Å: Chain B: Y.61, P.89, L.90, T.91, R.96, L.138, G.141, S.142, T.143, E.193, Y.220 13 PLIP interactions: 12 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:Y.61, B:L.138 Hydrogen bonds: B:P.89, B:T.91, B:S.142, B:T.143, B:T.143, B:E.193, B:E.193, E.5 Water bridges: B:L.138, B:E.193 Salt bridges: B:R.96

1 x JAC: 1-({4-[3-(TRIFLUOROMETHYL)-6,7-DIHYDROPYRANO[4,3-C]PYRAZOL-1(4H)-YL]PHENYL}METHYL)-2-PYRROLIDINONE(Non-covalent)

JAC.2: 18 residues within 4Å: Chain A: K.104, P.105, F.106, S.108, S.217, K.218, L.239, S.242, L.247 Chain B: I.92, P.105, F.106, M.107, S.108, S.217, K.218, G.219, S.242 8 PLIP interactions: 5 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:P.105, A:P.105 Hydrogen bonds: B:S.108 Water bridges: B:S.108, B:G.219, A:S.242 Halogen bonds: B:G.219, A:S.242

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

SO4.3: 3 residues within 4Å: Chain A: E.42, H.46 Ligands: ZN.4 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:H.46

3 x ZN: ZINC ION(Non-covalent)

ZN.4: 3 residues within 4Å: Chain A: E.42, H.46 Ligands: SO4.3 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.42, A:H.46 ZN.6: 1 residues within 4Å: Chain B: D.65 4 PLIP interactions: 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.65, B:D.65, H2O.13, H2O.13 ZN.7: 6 residues within 4Å: Chain B: E.42, K.45, H.46, L.241, Q.244, L.246 4 PLIP interactions: 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.42, B:H.46, H2O.13, H2O.13

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ward, S.E. et al., Integration of Lead Optimization with Crystallography for a Membrane-Bound Ion Channel Target: Discovery of a New Class of Ampa Receptor Positive Allosteric Modulators. J.Med.Chem. (2011)

Release Date

2011-04-06

Peptides

GLUTAMATE RECEPTOR 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

GLUTAMATE RECEPTOR 2

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