SMTL ID : 9b35.1

Ligand-binding and transmembrane domains of kainate receptor GluK2 in the open state, a complex with agonist glutamate and positive allosteric modulator BPAM344

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.1: 11 residues within 4Å: Chain A: Y.488, P.516, L.517, A.518, R.523, V.685, G.688, A.689, T.690, N.721, E.738 11 PLIP interactions: 11 interactions with chain A, Hydrophobic interactions: A:Y.488, A:Y.488, A:V.685 Hydrogen bonds: A:P.516, A:A.518, A:A.689, A:T.690, A:T.690, A:E.738, A:E.738 Salt bridges: A:R.523 GLU.2: 12 residues within 4Å: Chain B: Y.488, P.516, A.518, R.523, V.685, G.688, A.689, T.690, L.736, M.737, E.738, Y.764 11 PLIP interactions: 10 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:Y.488, B:V.685 Hydrogen bonds: B:P.516, B:A.518, B:A.689, B:T.690, B:T.690, B:E.738, B:Y.764, E.2 Salt bridges: B:R.523 GLU.3: 11 residues within 4Å: Chain C: Y.488, P.516, L.517, A.518, R.523, V.685, G.688, A.689, T.690, N.721, E.738 11 PLIP interactions: 11 interactions with chain C, Hydrophobic interactions: C:Y.488, C:Y.488, C:V.685 Hydrogen bonds: C:P.516, C:A.518, C:A.689, C:T.690, C:T.690, C:E.738, C:E.738 Salt bridges: C:R.523 GLU.4: 12 residues within 4Å: Chain D: Y.488, P.516, A.518, R.523, V.685, G.688, A.689, T.690, L.736, M.737, E.738, Y.764 11 PLIP interactions: 9 interactions with chain D, 2 Ligand-Ligand interactions Hydrophobic interactions: D:Y.488, D:V.685 Hydrogen bonds: D:A.518, D:A.689, D:T.690, D:T.690, D:E.738, D:Y.764, E.4, E.4 Salt bridges: D:R.523

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gangwar, S.P. et al., Kainate receptor channel opening and gating mechanism. Nature (2024)

Release Date

2024-05-22

Peptides

Glutamate receptor ionotropic, kainate 2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
Show / Hide

Glutamate receptor ionotropic, kainate 2

Related Entries With Identical Sequence