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Rapid Discovery of Pyrido[3,4-d]pyrimidine Inhibitors of Monopolar Spindle kinase 1 (MPS1) Using a Structure-Based Hydridization Approach
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 291.15 0.1 M BisTris Propane pH 7.5
0.2 M MgCl2
0.2M Sodium Formate
20% PEG3350
Crystal Properties Matthews coefficient Solvent content 3.48 64.67
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 70.42 α = 90 b = 105.92 β = 90 c = 112.21 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 PIXEL DECTRIS PILATUS 6M 2012-07-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.9680 Diamond I24
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) 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 2.18 40.54 99.9 0.042 0.022 0.999 11.4 4.4 22272 70.46
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.18 2.25 99.7 2.555 1.393 0.374 0.5 4.3 1897
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.18 23.78 22237 1178 99.88 0.1975 0.1964 0.2165 0.222 RANDOM 88.21
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] 13.3541 -16.3806 3.0265
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.41 t_omega_torsion 2.87 t_angle_deg 1.06 t_bond_d 0.01 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.41 t_omega_torsion 2.87 t_angle_deg 1.06 t_bond_d 0.01 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_pseud_angle t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1999 Nucleic Acid Atoms Solvent Atoms 31 Heterogen Atoms 35
Software Software Software Name Purpose Aimless data scaling PHASER phasing BUSTER-TNT refinement PDB_EXTRACT data extraction XDS data reduction