3C36

Crystal structure of GluR5 ligand-binding core in complex with ammonium ions at 1.68 Angstrom resolution


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.68 Å
  • R-Value Free: 0.201
  • R-Value Work: 0.167

Literature

Macromolecules
Sequence Display for 3C36

Classification: MEMBRANE PROTEIN

Total Structure Weight: 59387.76

Macromolecule Entities
Molecule Chains Length Organism Details
GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 1 A, B 258 Rattus norvegicus Fragment: Residues 446-821
Gene Name(s): Grik1 Glur5
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
KAI
Query on KAI

A, B 3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE
KAINATE (Synonym)
C10 H15 N O4
VLSMHEGGTFMBBZ-OOZYFLPDSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A, B GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A, B CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NH4
Query on NH4

A, B AMMONIUM ION
H4 N
QGZKDVFQNNGYKY-UHFFFAOYSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
KAI EC50: 700 - 37000 nM (88 - 97) BindingDB
Ki: 32 - 177 nM (88 - 97) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.68 Å
  • R-Value Free: 0.201
  • R-Value Work: 0.167
  • Space Group: P 41 21 2

Unit Cell:

Length (Å) Angle (°)
a = 70.76 α = 90.00
b = 70.76 β = 90.00
c = 234.32 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-01-27
  • Released Date: 2008-06-17
  • Deposition author(s): Mayer, M.L.

Revision History

  • Version 1_0: 2008-06-17

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Advisory, Version format compliance

  • Version 1_2: 2017-08-02

    Type: Source and taxonomy

  • Version 1_3: 2017-10-25

    Type: Refinement description