SMTL ID : 4f3b.1

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

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.82 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:T.88, A:S.139, A:T.140, A:T.140, E.1, E.1, E.1 Water bridges: A:L.135, A:K.141, A:E.190 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:T.140, B:T.140, E.4, E.4, E.4 Water bridges: B:L.135, B:K.141, B:E.190 Salt bridges: B:R.93

4 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.3: 3 residues within 4Å: Chain A: E.39, H.43 Chain B: E.27 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Metal complexes: A:E.39, A:H.43, B:E.27, B:E.27 ZN.5: 1 residues within 4Å: Chain B: H.20 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.20 ZN.6: 3 residues within 4Å: Chain A: E.27 Chain B: E.39, H.43 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Metal complexes: A:E.27, A:E.27, B:E.39, B:H.43

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

2012-05-30

Peptides

Glutamate receptor 3: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate receptor 3

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