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The Crystal Structure of a Biologically Active Peptide (SIGK) Bound to a G Protein Beta:Gamma Heterodimer
 
 
DOI:10.2210/pdb1xhm/pdb
1XHM
 
Primary Citation
spinning wheel
 
 
  •  
    Move Section Molecular Description Hide
    Classification: Signaling Protein
    Structure Weight: 47796.24
     
    Molecule:Guanine nucleotide-binding protein G(I)/G(S)/G(T) beta subunit 1
    Polymer:1Type:polypeptide(L)Length:340
    Chains:A
    Molecule:Guanine nucleotide-binding protein G(I)/G(S)/G(O) gamma-2 subunit
    Polymer:2Type:polypeptide(L)Length:77
    Chains:B
    Molecule:SIGK Peptide
    Polymer:3Type:polypeptide(L)Length:15
    Chains:C
     
     
  •  
    Move Section Source Hide
    Polymer: 1
    Scientific Name: Bos taurus Go to NCBI Taxonomy entry Common Name: Cattle Expression System: Spodoptera frugiperda  
    Polymer: 2
    Scientific Name: Bos taurus Go to NCBI Taxonomy entry Common Name: Cattle Expression System: Spodoptera frugiperda  
    Polymer: 3
    Scientific Name: Synthetic construct Go to NCBI Taxonomy entry  
     
     
  •  
    Move Section Related PDB Entries Hide
    Id Details
    1A0R  G Protein Beta1:Gamma2 Bound to Phosducin 
    1GG2  G Protein Beta1:Gamma2 Bound to G Protein Alphai1 
    1OMW  G Protein Beta1:Gamma2 Bound to GRK2 
    1TBG  G Protein Beta1:Gamma1 Not Bound to Peptide 
     
     
  •  
    Move Section Derived Data Hide
     
     
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Biological assembly assigned by authors and generated by PISA (software)
 
 
 
  •  
    Move Section Deposition Summary Hide
    Authors:   Davis, T.L.,   Bonacci, T.M.,   Smrcka, A.V.,   Sprang, S.R.

    Deposition:   2004-09-20
    Release:   2005-08-09
    Last Modified (REVDAT):   2009-02-24
     
     
  •  
    Move Section Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Experimental Data:   Download Structure Factors  [ EDS External Link to EDS ]
    View a histogram of Resolution Resolution[Å]: 2.70
    R-Value: 0.227 (obs.)
    R-Free: 0.287
    Space Group: P 21 21 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 45.47 α = 90.00 
    b = 74.67 β = 90.00 
    c = 108.02 γ = 90.00