Crystal structure of the ectodomain complex of the CGRP receptor, a Class-B GPCR, reveals the site of drug antagonism
3N7S
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Membrane Protein
    Structure Weight: 50180.91
    Molecule: Calcitonin gene-related peptide type 1 receptor
    Polymer: 1 Type: protein Length: 115
    Chains: A, B
    Fragment: UNP residues 23-133
    Organism: Homo sapiens
    Gene Names: CGRPR Gene View for CALCRL
    UniProtKB: Search PDB | Q16602   Protein Feature View
    Molecule: Receptor activity-modifying protein 1
    Polymer: 2 Type: protein Length: 96
    Chains: C, D
    Fragment: Extra-cellular domain residues 26-117
    Organism: Homo sapiens
    Gene Name: Gene View for RAMP1
    UniProtKB: Search PDB | O60894   Protein Feature View
     
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  •   Source Hide
    Polymer: 1
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human Expression System: Escherichia coli  
    Polymer: 2
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    3N7P    
    3N7R    
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    3N6
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    3N6 C38 H47 Br2 N9 O5
    N-{(1S)-5-amino-1-[(4-pyridin-4-ylpiperazin- 1-yl)carbonyl]pentyl}-3,5-dibromo-Nalpha- {[4-(2-oxo-1,4-dihydroquinazolin-3(2H)-yl)piperidin- 1-yl]carbonyl}-D-tyrosinamide
    3N6:3N7S
    3N7
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    3N7 C18 H18 N8
    N~4~-(5-cyclopropyl-1H-pyrazol-3-yl)-N~2~- 1H-indazol-5-yl-6-methylpyrimidine-2,4-diamine
    3N7:3N7S
    SO4
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    SO4 O4 S
    SULFATE ION
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    3N6
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    3N6
    IC50: 0.02 nM (100) - data from BindingDB  
    Ki: 0.01 - 3.4 nM (88 - 100) - data from BindingDB  
    Kd: 20 nM - data from BindingMOAD  
    Kd: 20 nM - data from PDBbind  
     
  •   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 and generated by PISA (software)
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  •   Deposition Summary Hide
    Authors:   Ter Haar, E.

    Deposition:   2010-05-27
    Release:   2010-09-15
    Last Modified (REVDAT):   2010-09-22
     
  •   Revision History    Hide
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    2011-07-13
    Version format compliance
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   2.10
    R-Value: 0.209 (obs.)
    R-Free: 0.226
    Space Group: C 2 2 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 73.31 α = 90.00 
    b = 119.13 β = 90.00 
    c = 137.16 γ = 90.00