3FT8

Structure of HSP90 bound with a noval fragment.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.00 Å
  • R-Value Free: 0.298 
  • R-Value Work: 0.235 
  • R-Value Observed: 0.238 

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Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history


Literature

Fragment-based identification of Hsp90 inhibitors.

Barker, J.J.Barker, O.Boggio, R.Chauhan, V.Cheng, R.K.Corden, V.Courtney, S.M.Edwards, N.Falque, V.M.Fusar, F.Gardiner, M.Hamelin, E.M.Hesterkamp, T.Ichihara, O.Jones, R.S.Mather, O.Mercurio, C.Minucci, S.Montalbetti, C.A.Muller, A.Patel, D.Phillips, B.G.Varasi, M.Whittaker, M.Winkler, D.Yarnold, C.J.

(2009) ChemMedChem 4: 963-966

  • DOI: 10.1002/cmdc.200900011
  • Primary Citation of Related Structures:  
    3FT5, 3FT8

  • PubMed Abstract: 
  • Heat shock protein 90 (Hsp90) plays a key role in stress response and protection of the cell against the effects of mutation. Herein we report the identification of an Hsp90 inhibitor identified by fragment screening using a high-concentration biochemical assay, as well as its optimisation by in silico searching coupled with a structure-based drug design (SBDD) approach ...

    Heat shock protein 90 (Hsp90) plays a key role in stress response and protection of the cell against the effects of mutation. Herein we report the identification of an Hsp90 inhibitor identified by fragment screening using a high-concentration biochemical assay, as well as its optimisation by in silico searching coupled with a structure-based drug design (SBDD) approach.


    Organizational Affiliation

    Evotec, 114 Milton Park, Abingdon, Oxfordshire, OX10 4SA UK.



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Heat shock protein HSP 90-alphaA249Homo sapiensMutation(s): 0 
Gene Names: HSP90AA1HSP90AHSPC1HSPCA
UniProt & NIH Common Fund Data Resources
Find proteins for P07900 (Homo sapiens)
Explore P07900 
Go to UniProtKB:  P07900
PHAROS:  P07900
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
MOJ (Subject of Investigation/LOI)
Query on MOJ

Download Ideal Coordinates CCD File 
B [auth A](5E,7S)-2-amino-7-(4-fluoro-2-pyridin-3-ylphenyl)-4-methyl-7,8-dihydroquinazolin-5(6H)-one oxime
C20 H18 F N5 O
KYIXUSLGFINPTC-WVFAEZDRSA-N
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
MOJ PDBBind:  3FT8 IC50: 30 (nM) from 1 assay(s)
Binding MOAD:  3FT8 IC50: 30 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.00 Å
  • R-Value Free: 0.298 
  • R-Value Work: 0.235 
  • R-Value Observed: 0.238 
  • Space Group: I 2 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 66.464α = 90
b = 90.973β = 90
c = 99.138γ = 90
Software Package:
Software NamePurpose
CrystalCleardata collection
PHASERphasing
REFMACrefinement
CrystalCleardata reduction
CrystalCleardata scaling

Structure Validation

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Ligand Structure Quality Assessment  



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2009-06-30
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Version format compliance