SMTL ID : 2qs1.1 (1 other biounit)

Crystal structure of the GluR5 ligand binding core dimer in complex with UBP315 at 1.80 Angstroms resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

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

CL.1: 5 residues within 4Å: Chain A: K.103, R.227 Chain B: K.103, R.227 Ligands: CL.4 Ligand excluded by PLIP CL.4: 5 residues within 4Å: Chain A: K.103, R.227 Chain B: K.103, R.227 Ligands: CL.1 Ligand excluded by PLIP

2 x 1PE: PENTAETHYLENE GLYCOL(Non-functional Binders)

1PE.2: 4 residues within 4Å: Chain A: R.20, K.21, S.22, D.23 1 PLIP interactions: 1 interactions with chain A Water bridges: A:D.23 1PE.5: 4 residues within 4Å: Chain B: R.20, K.21, S.22, D.23 No protein-ligand interaction detected (PLIP)

2 x UB1: 3-({3-[(2S)-2-amino-2-carboxyethyl]-5-methyl-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl}methyl)-4,5-dibromothiophene-2-carboxylic acid(Non-covalent)

UB1.3: 14 residues within 4Å: Chain A: E.13, Y.16, Y.61, P.88, L.89, T.90, R.95, V.137, S.141, T.142, M.189, E.190, S.193, Y.216 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:E.13, A:Y.16, A:P.88 Hydrogen bonds: A:P.88, A:T.90, A:S.141, A:T.142, A:E.190, A:Y.216 Water bridges: A:T.90, A:V.137, A:G.140, A:M.143, A:E.190 Salt bridges: A:R.95 Halogen bonds: A:E.13 UB1.6: 14 residues within 4Å: Chain B: E.13, Y.16, Y.61, P.88, L.89, T.90, R.95, V.137, S.141, T.142, M.189, E.190, S.193, Y.216 18 PLIP interactions: 18 interactions with chain B Hydrophobic interactions: B:E.13, B:Y.16, B:P.88 Hydrogen bonds: B:P.88, B:T.90, B:T.90, B:S.141, B:T.142, B:T.142, B:E.190, B:E.190, B:Y.216 Water bridges: B:V.137, B:G.140, B:M.143, B:T.192 Salt bridges: B:R.95 Halogen bonds: B:E.13

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Alushin, G.M. et al., Binding site and ligand flexibility revealed by high resolution crystal structures of GluK1 competitive antagonists. Neuropharmacology (2011)

Release Date

2008-08-05

Peptides

Glutamate receptor, ionotropic kainate 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate receptor, ionotropic kainate 1

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