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Structure of human Hsp90-alpha bound to the potent water soluble inhibitor PU-H71
2FWZ
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Chaperone
    Structure Weight: 29285.77
    Molecule: Heat shock protein HSP 90-alpha
    Polymer: 1 Type: protein Length: 256
    Chains: A
    Fragment: N-terminal Domain Residues 1-236
    Organism Homo sapiens
    Gene Names HSP90AA1 HSP90A HSPC1 HSPCA
    UniProtKB:   Protein Feature View | Search PDB | P07900  
     
  •   Structure Validation Hide

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  •   Related Citations in PDB Entry (REMARK 1) Hide
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human Expression System: Escherichia coli bl21(de3)  
     
  •   Related PDB Entries Hide
    Identifier Details
    1UY6  HUMAN HSP90-ALPHA WITH 9-BUTYL-8-(3,4,5-TRIMETHOXY-BENZYL)-9H-PURIN-6-YLAMINE 
    1ZW9  Yeast HSP82 in complex with the Novel HSP90 Inhibitor 8-(6-Bromo-benzo[1,3]dioxol-5-ylsulfanyl)-9-(3-isopropylamino-propyl)-adenine 
    2FWY   
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    H71
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    H71 C18 H21 I N6 O2 S
    8-[(6-IODO-1,3-BENZODIOXOL-5-YL)THIO]-9-[3- (ISOPROPYLAMINO)PROPYL]-9H-PURIN-6-AMINE
    H71:2FWZ
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    H71
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    H71
    EC50: 10.2 - 6000 nM (92 - 100) - data from BindingDB  
    IC50: 50 nM (92) - data from BindingDB  
    IC50: 50 nM - data from BindingMOAD  
    IC50: 50 nM - data from 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:   Immormino, R.M.,  Gewirth, D.T.

    Deposition:   2006-02-03
    Release:   2006-10-03
    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]:   2.10
    R-Value: 0.190 (work)
    R-Free: 0.228
    Space Group: I 2 2 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 66.68 α = 90.00 
    b = 91.28 β = 90.00 
    c = 98.64 γ = 90.00