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Crystal structure of the GLUR6 ligand binding core in complex with quisqualate at 1.8A resolution
1S9T
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Membrane Protein
    Structure Weight: 59192.76
    Molecule: Glutamate receptor, ionotropic kainate 2
    Polymer: 1 Type: protein Length: 259
    Chains: A, B
    Fragment: residues 1-259
    Details: tethered dimer linked by GT
    Organism Rattus norvegicus
    Gene Names Grik2 Glur6
    UniProtKB:   Protein Feature View | Search PDB | P42260  
     
  •   Structure Validation Hide

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  •   Source Hide
    Polymer: 1
    Scientific Name: Rattus norvegicus   Taxonomy   Common Name: Norway rat Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    1FTJ  Crystal structure of the GLUR2 ligand binding core (S1S2J) in complex with glutamate AT 1.9 A resolution 
    1II5  Crystal structure of the GLUR0 ligand binding core complex with L-glutamate 
    1PB7  Crystal structure of the NR1 ligand binding core in complex with glycine AT 1.35 A resolution 
    1S50  X-RAY structure of the GLUR6 ligand binding core (S1S2A) in complex with glutamate AT 1.65 A resolution 
    1S7Y  Crystal structure of the GLUR6 ligand binding core in complex with glutamate AT 1.75 A resolution orthorhombic form 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    CL
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    CL Cl
    CHLORIDE ION
    QUS
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    QUS C5 H7 N3 O5
    (S)-2-AMINO-3-(3,5-DIOXO-[1,2,4]OXADIAZOLIDIN- 2-YL)-PROPIONIC ACID
    QUS:1S9T
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    QUS
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    QUS
    Ki: 134 - 171 nM (88 - 97) - data from BindingDB  
    Ki: 253 nM - data from 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
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  •   Deposition Summary Hide
    Authors:   Mayer, M.L.

    Deposition:   2004-02-05
    Release:   2005-02-08
    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:
      Structure Factors
    EDS  
    Resolution[Å]:   1.80
    R-Value: 0.225 (obs.)
    R-Free: 0.255
    Space Group: P 21 21 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 57.66 α = 90.00 
    b = 90.69 β = 90.00 
    c = 103.95 γ = 90.00