SMTL ID : 4bdr.1

Crystal structure of the GluK2 R775A LBD dimer in complex with kainate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

homo-dimer

Ligands

2 x KAI: 3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE(Non-covalent)

KAI.1: 12 residues within 4Å: Chain A: E.13, Y.61, P.89, L.90, A.91, R.96, V.138, G.141, A.142, T.143, N.174, E.191 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:Y.61, A:V.138 Hydrogen bonds: A:A.91, A:A.142, A:T.143, A:T.143, A:E.191 Water bridges: A:V.138, A:V.138, A:V.138, A:E.191, A:E.191 Salt bridges: A:R.96 KAI.4: 12 residues within 4Å: Chain B: E.13, Y.61, P.89, L.90, A.91, R.96, V.138, G.141, A.142, T.143, N.174, E.191 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:Y.61, B:V.138 Hydrogen bonds: B:A.91, B:A.142, B:T.143, B:T.143, B:E.191 Water bridges: B:V.138, B:E.191 Salt bridges: B:R.96

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 2 residues within 4Å: Chain A: G.28, N.29 Ligand excluded by PLIP

2 x NA: SODIUM ION(Non-functional Binders)

NA.3: 4 residues within 4Å: Chain A: E.97, I.100, D.101, M.223 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:I.100 Water bridges: A:F.102 NA.5: 4 residues within 4Å: Chain B: E.97, I.100, D.101, M.223 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:E.97, B:E.97, B:D.101 Water bridges: B:F.102

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nayeem, N. et al., Correlating Efficacy and Desensitization with Gluk2 Ligand-Binding Domain Movements. Open Biol. (2013)

Release Date

2013-04-10

Peptides

GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 2

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