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Discovery of the Highly Potent PI3K/mTOR Dual Inhibitor PF-04691502 through Structure Based Drug Design
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 286 Protein] : [Compound] = 1:10
Hanging drop: 2.5ul protein + 2.5ul well @ 13 C
Well solution: 0.1M Bis-Tris propane, pH8.2, 0.2M (NH4)2SO4, 16-18% (w/v) PEG3350, 10% (v/v) Ethylene Glycol and 10mM TCEP, pH7.0
, VAPOR DIFFUSION, HANGING DROP, temperature 286K
Crystal Properties Matthews coefficient Solvent content 2.33 47.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 143.929 α = 90 b = 67.294 β = 95.46 c = 106.842 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 93 CCD ADSC QUANTUM 315 Mirrors 2009-10-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.2 1.0 ALS 5.0.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 2.55 50 99.6 0.047 0.047 28.8 3.7 34183 32831 2 2 46.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.55 2.59 99.2 0.421 0.421 2.24 3.7 1705
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 2.55 44.79 33291 32075 1578 95.9 0.247 0.245 0.242 0.24 0.298 0.2956 RANDOM 60.6
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] -5.69 8.6 12.09 -6.4
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_scangle_it 2.98 c_mcangle_it 2.52 c_scbond_it 1.96 c_mcbond_it 1.47 c_angle_deg 1 c_improper_angle_d 0.72 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6864 Nucleic Acid Atoms Solvent Atoms 1 Heterogen Atoms 31
Software Software Software Name Purpose ADSC data collection CNX refinement HKL-2000 data reduction HKL-2000 data scaling CNX phasing