Structure of human regulator of G protein signaling 2 (RGS2) in complex with murine Galpha-q(R183C)
4EKC
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Signaling Protein/inhibitor
    Structure Weight: 114154.17
    Molecule: Guanine nucleotide-binding protein G(q) subunit alpha
    Polymer: 1 Type: protein Length: 347
    Chains: A, C
    EC#: 3.6.5.1   
    Fragment: UNP residues 18-359
    Mutation: E125D, N126V, Y128D, V129Y, D130A, R183C
    Organism: Mus musculus
    Gene Name: Gnaq
    UniProtKB: Protein Feature View | Search PDB | P21279  
    Molecule: Regulator of G-protein signaling 2
    Polymer: 2 Type: protein Length: 137
    Chains: B, D
    Fragment: RGS domain, UNP residues 72-203
    Organism: Homo sapiens
    Gene Names: Gene View for RGS2 G0S8 GIG31
    UniProtKB: Protein Feature View | Search PDB | P41220  
     
  •   Structure Validation Hide

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  •   Source Hide
    Polymer: 1
    Scientific Name: Mus musculus   Taxonomy   Common Name: Mouse Expression System: Trichoplusia ni  
    Polymer: 2
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    1AGR   RGS4 in complex with Galpha-i1 
    2AF0   Structure of RGS2 
    2BCJ   Galpha-q in complex with RGS homology domain of G protein-coupled receptor kinase 2 
    2V4Z   RGS2 triple mutant in complex with Galpha-i3 
    4EKD    
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    ALF
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    ALF Al F4
    TETRAFLUOROALUMINATE ION
    GDP
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    GDP C10 H15 N5 O11 P2
    GUANOSINE-5'-DIPHOSPHATE
    GDP:4EKC
    MG
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    MG Mg
    MAGNESIUM ION
     
  •   External Domain Annotations Hide
     
  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
  Biological Assembly 1       
Biological assembly 1 assigned by authors
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  •   Deposition Summary Hide
    Authors:   Tesmer, J.J.G.,  Nance, M.R.

    Deposition:   2012-04-09
    Release:   2013-01-30
    Last Modified (REVDAT):   2013-08-28
     
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    2013-08-28
    Citation
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   7.40
    R-Value: 0.161 (obs.)
    R-Free: 0.220
    Space Group: C 1 2 1
    Unit Cell:
      Length [Å] Angles [°]
    a = 139.60 α = 90.00 
    b = 124.98 β = 124.13 
    c = 97.20 γ = 90.00