SMTL ID : 3m3k.1 (1 other biounit)

Ligand binding domain (S1S2) of GluA3 (flop)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.79 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 16 PLIP interactions: 13 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:S.139, A:T.140, A:T.140, A:E.190, A:E.190, E.1, E.1, E.1 Water bridges: A:L.135, A:K.141 Salt bridges: A:R.93 GLU.4: 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 15 PLIP interactions: 12 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:S.139, B:T.140, B:T.140, B:E.190, E.4, E.4, E.4 Water bridges: B:L.135 Salt bridges: B:R.93

3 x ZN: ZINC ION(Non-covalent)

ZN.2: 2 residues within 4Å: Chain A: E.39, H.43 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.39, A:H.43, H2O.1 ZN.3: 1 residues within 4Å: Chain A: H.20 2 PLIP interactions: 1 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.20, H2O.3 ZN.5: 2 residues within 4Å: Chain B: H.20, E.21 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.20, B:E.21, B:E.21

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ahmed, A.H. et al., Molecular mechanism of flop selectivity and subsite recognition for an AMPA receptor allosteric modulator: structures of GluA2 and GluA3 in complexes with PEPA. Biochemistry (2010)

Release Date

2010-03-23

Peptides

Glutamate receptor 3: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Glutamate receptor 3

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