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

Crystal structure of 1-(4-(2-oxo-2-(1-pyrrolidinyl)ethyl)phenyl)-3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-indazole in complex with the ligand binding domain of the Rat GluA2 receptor and glutamate at 1.5A resolution.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 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 14 PLIP interactions: 13 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:T.91, A:S.142, A:T.143, A:T.143, E.1 Water bridges: A:L.138, A:K.144, A:E.193, A:E.193 Salt bridges: A:R.96 GLU.3: 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, E.3 Water bridges: B:L.138, B:E.193, B:E.193 Salt bridges: B:R.96

1 x 1NG: 1-{4-[2-OXO-2-(1-PYRROLIDINYL)ETHYL]PHENYL}-3-( TRIFLUOROMETHYL)-4,5,6,7-TETRAHYDRO-1H-INDAZOLE(Non-covalent)

1NG.2: 15 residues within 4Å: Chain A: K.104, P.105, S.108, S.217, K.218, L.239, S.242 Chain B: I.92, P.105, F.106, S.108, S.217, K.218, G.219, L.247 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:P.105, B:L.247, A:P.105 Water bridges: B:G.219 Halogen bonds: B:G.219

2 x ZN: ZINC ION(Non-covalent)

ZN.4: 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.5: 5 residues within 4Å: Chain B: E.42, K.45, H.46, L.241, Q.244 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.42, B:H.46, 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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