SMTL ID : 4f2o.1 (1 other biounit)

Quisqualate bound to the D655A mutant of the ligand binding domain of GluA3

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.91 Å

Oligo State

homo-dimer

Ligands

2 x QUS: (S)-2-AMINO-3-(3,5-DIOXO-[1,2,4]OXADIAZOLIDIN-2-YL)-PROPIONIC ACID(Non-covalent)

QUS.1: 13 residues within 4Å: Chain A: Y.58, P.86, L.87, T.88, R.93, L.135, G.138, S.139, T.140, L.189, E.190, M.193, Y.217 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:T.88, A:T.88, A:T.88, A:S.139, A:T.140, A:T.140, A:T.140, A:E.190 Water bridges: A:K.141 Salt bridges: A:R.93 pi-Stacking: A:Y.58 QUS.3: 13 residues within 4Å: Chain B: Y.58, P.86, L.87, T.88, R.93, L.135, G.138, S.139, T.140, L.189, E.190, M.193, Y.217 11 PLIP interactions: 11 interactions with chain B Hydrogen bonds: B:T.88, B:T.88, B:S.139, B:T.140, B:T.140, B:T.140, B:E.190, B:E.190 Water bridges: B:K.141 Salt bridges: B:R.93 pi-Stacking: B:Y.58

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 1 residues within 4Å: Chain A: H.20 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.20 ZN.4: 1 residues within 4Å: Chain B: H.20 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.20

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Holley, S.M. et al., The loss of an electrostatic contact unique to AMPA receptor ligand binding domain 2 slows channel activation. Biochemistry (2012)

Release Date

2012-05-23

Peptides

Glutamate receptor 3: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate receptor 3

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