Crystal structure of GluR5 ligand-binding core in complex with cesium at 1.97 Angstrom resolution
3C35
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Membrane Protein
    Structure Weight: 60973.57
    Molecule: GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 1
    Polymer: 1 Type: protein Length: 258
    Chains: A, B
    Fragment: Residues 446-821
    Organism: Rattus norvegicus
    Gene Names: Grik1 Glur5
    UniProtKB: Search PDB | P22756   Protein Feature View
     
  •   Structure Validation Hide

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  •   Source Hide
    Polymer: 1
    Scientific Name: Rattus norvegicus   Taxonomy   Common Name: Rat Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    1TT1   Crystal structure of GluR6 ligand-binding core in complex with kainic acid, at 1.93 A resolution 
    2F34   Crystal structure of GluR5 ligand-binding core in complex with chloride, cation binding site plugged, at 1.74 A resolution 
    2OJT   Crystal structure of GluR5 ligand-binding core in complex with bromide, cation binding site plugged, at 1.95 A resolution 
    2PBW   Crystal structure of GluR5 ligand-binding core in complex with domoic acid, at 2.50 A resolution 
    3C31   Crystal structure of GluR5 ligand-binding core in complex with lithium at 1.49 A resolution 
    3C32   Crystal structure of GluR5 ligand-binding core in complex with sodium at 1.72 A resolution 
    3C33   Crystal structure of GluR5 ligand-binding core in complex with potassium at 1.78 A resolution 
    3C34   Crystal structure of GluR5 ligand-binding core in complex with rubidium at 1.82 A resolution 
    3C36   Crystal structure of GluR5 ligand-binding core in complex with ammonium ions at 1.68 A resolution 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    CL
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    CL Cl
    CHLORIDE ION
    CS
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    CS Cs
    CESIUM ION
    GOL
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    GOL C3 H8 O3
    GLYCEROL
    KAI
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    KAI C10 H15 N O4
    3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    KAI
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    KAI
    EC50: 700 - 37000 nM (88 - 97) - data from BindingDB  
    Ki: 32 - 177 nM (88 - 97) - data from BindingDB  
    N/Ain BindingMoad
    N/Ain PDBbind
     
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  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
  Biological Assembly       
Biological assembly 1 assigned by authors and generated by PISA (software)
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  •   Deposition Summary Hide
    Authors:   Mayer, M.L.

    Deposition:   2008-01-27
    Release:   2008-06-17
    Last Modified (REVDAT):   2011-07-13
     
  •   Revision History    Hide
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    2011-07-13
    Version format compliance
    2011-07-13
    Flag residual B-value
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   1.97
    R-Value: 0.182 (obs.)
    R-Free: 0.227
    Space Group: P 41 21 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 70.59 α = 90.00 
    b = 70.59 β = 90.00 
    c = 234.36 γ = 90.00