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Novel, potent small molecule inhibitors of the molecular chaperone Hsp90 discovered through structure-based design
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1UY6 PDB ENTRY 1UY6
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 25% PEG MME 2000, 0.1M NA CACODYLATE, PH6.5, 0.2M MGCL2., pH 6.50
Crystal Properties Matthews coefficient Solvent content 2.8 56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.398 α = 90 b = 88.841 β = 90 c = 99.273 γ = 90
Symmetry Space Group I 2 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE MARRESEARCH OSMIC BLUE MIRRORS 2003-01-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH3R
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.05 30 98.5 0.08 6.4 2.1 18512 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.05 2.12 93.1 0.37 1.6 1.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1UY6 2.05 30 17371 934 98.9 0.195 0.192 0.2042 0.244 0.2527 RANDOM 33.8
Temperature Factor Modeling Anisotropic B[1][1] Anisotropic B[1][2] Anisotropic B[1][3] Anisotropic B[2][2] Anisotropic B[2][3] Anisotropic B[3][3] -0.28 0.72 -0.44
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.275 r_scangle_it 3.163 r_scbond_it 1.863 r_angle_refined_deg 1.395 r_mcangle_it 1.357 r_angle_other_deg 0.82 r_mcbond_it 0.726 r_symmetry_vdw_other 0.237 r_nbd_other 0.236 r_symmetry_hbond_refined 0.218
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.275 r_scangle_it 3.163 r_scbond_it 1.863 r_angle_refined_deg 1.395 r_mcangle_it 1.357 r_angle_other_deg 0.82 r_mcbond_it 0.726 r_symmetry_vdw_other 0.237 r_nbd_other 0.236 r_symmetry_hbond_refined 0.218 r_xyhbond_nbd_refined 0.21 r_nbd_refined 0.189 r_nbtor_other 0.083 r_chiral_restr 0.078 r_symmetry_vdw_refined 0.05 r_bond_refined_d 0.013 r_gen_planes_refined 0.005 r_bond_other_d 0.002 r_gen_planes_other 0.002 r_dihedral_angle_2_deg r_dihedral_angle_3_deg r_dihedral_angle_4_deg r_nbtor_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1628 Nucleic Acid Atoms Solvent Atoms 247 Heterogen Atoms 27
Software Software Software Name Purpose REFMAC refinement d*TREK data reduction d*TREK data scaling AMoRE phasing