3R4P Chaperone Chaperone Inhibitor date Mar 17, 2011
title Optimization Of Potent, Selective, And Orally Bioavailable Pyrrolodinopyrimidine-Containing Inhibitors Of Heat Shock P Identification Of Development Candidate 2-Amino-4-{4-Chloro Fluoro-1h-Pyrazol-1-Yl)Ethoxy]-6-Methylphenyl}-N-(2,2- Difluoropropyl)-5,7-Dihydro-6h-Pyrrolo[3,4-D]Pyrimidine-6-C
authors K.S.Gajiwala
compound source
Molecule: Heat Shock Protein Hsp 90-Alpha
Chain: A, B
Fragment: Unp Residues 9-225
Synonym: Heat Shock 86 Kda, Hsp 86, Hsp86, Renal Carcinoma Ny-Ren-38;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Hsp90aa1, Hsp90a, Hspc1, Hspca
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.187 R_Free 0.212
length a length b length c angle alpha angle beta angle gamma
46.245 79.592 118.648 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand FU7, PO4 BindingDB enzyme
A, B

Primary referenceOptimization of Potent, Selective, and Orally Bioavailable Pyrrolodinopyrimidine-Containing Inhibitors of Heat Shock Protein 90. Identification of Development Candidate 2-Amino-4-{4-chloro-2-[2-(4-fluoro-1H-pyrazol-1-yl)ethoxy]-6-methylphenyl} -N-(2,2-difluoropropyl)-5,7-dihydro-6H-pyrrolo[3,4-d]pyrimidine-6-carboxam ide., Zehnder L, Bennett M, Meng J, Huang B, Ninkovic S, Wang F, Braganza J, Tatlock J, Jewell T, Zhou JZ, Burke B, Wang J, Maegley K, Mehta PP, Yin MJ, Gajiwala KS, Hickey MJ, Yamazaki S, Smith E, Kang P, Sistla A, Dovalsantos E, Gehring MR, Kania R, Wythes M, Kung PP, J Med Chem. 2011 Apr 20. PMID:21438541
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (85 Kb) [Save to disk]
  • Biological Unit Coordinates (3r4p.pdb1.gz) 42 Kb
  • Biological Unit Coordinates (3r4p.pdb2.gz) 41 Kb
  • Biological Unit Coordinates (3r4p.pdb3.gz) 81 Kb
  • LPC: Ligand-Protein Contacts for 3R4P
  • CSU: Contacts of Structural Units for 3R4P
  • Structure Factors (1455 Kb)
  • Retrieve 3R4P in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3R4P from S2C, [Save to disk]
  • Re-refined 3r4p structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3R4P in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 3R4P
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 3R4P, from MSDmotif at EBI
  • Fold representative 3r4p from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3r4p_A] [3r4p] [3r4p_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 3R4P: [HATPase_c ] by SMART
  • Other resources with information on 3R4P
  • Community annotation for 3R4P at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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