CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX WITH KAINATE AT 2.0 A RESOLUTION
1FW0
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  •   Molecular Description Hide
    Classification: Membrane Protein
    Structure Weight: 29435.13
    Molecule: GLUTAMATE RECEPTOR SUBUNIT 2
    Polymer: 1 Type: protein Length: 263
    Chains: A
    Fragment: LIGAND BINDING CORE (S1S2J)
    Organism: Rattus norvegicus
    Gene Names: Gria2 Glur2
    UniProtKB: Protein Feature View | Search PDB | P19491  
     
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  •   Source Hide
    Polymer: 1
    Scientific Name: Rattus norvegicus   Taxonomy   Common Name: Norway rat Expression System: Escherichia coli  
     
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    Identifier Details
    1FTJ   GluR2 S1S2J in Complex with Glutamate 
    1FTK   GluR2 S1S2I in Complex with Kainate 
    1FTL   GluR2 S1S2J in Complex with DNQX 
    1FTM   GluR2 S1S2J in Complex with AMPA 
    1FTO   GluR2 S1S2J in the Apo State 
    1GR2   GluR2 S1S2I in Complex with Kainate 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    KAI
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    KAI C10 H15 N O4
    3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE
    KAI:1FW0
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    KAI
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    KAI
    EC50: 7510 - 380000 nM (88 - 99) - data from BindingDB  
    Ki: 1980 - 12221 nM (88 - 99) - data from BindingDB  
    N/Ain BindingMoad
    Ki: 3690 nM - data from PDBbind  
     
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Data in orange boxes are gathered from external resources (when available).
  Biological Assembly       
Biological assembly 1 assigned by authors
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  •   Deposition Summary Hide
    Authors:   Armstrong, N.,  Gouaux, E.

    Deposition:   2000-09-20
    Release:   2000-11-15
    Last Modified (REVDAT):   2009-02-24
     
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    2011-07-13
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  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
    N/A
    Resolution[Å]:   1.90
    R-Value: 0.281 (obs.)
    R-Free: 0.308
    Space Group: P 21 21 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 57.28 α = 90.00 
    b = 89.01 β = 90.00 
    c = 48.87 γ = 90.00