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Discovery of Novel Allosteric MEK Inhibitors Possessing Classical and Non-classical Bidentate Ser212 Interactions.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1S9J PDB Entry 1S9J
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.2 286 16-20 %w/v PEG8K, 0.1M HEPES, 250mM NH4H2PO4, 1mM TCEP, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 286K
Crystal Properties Matthews coefficient Solvent content 3.32 62.92
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.113 α = 90 b = 82.113 β = 90 c = 129.303 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 200 CCD ADSC QUANTUM 315 2008-07-10 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 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 2.7 30 99.9 0.062 22.88 5.3 13612 1 3 63.53
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 PDB Entry 1S9J 2.7 20 2 13612 12908 651 99.97 0.21332 0.21187 0.24295 0.2639 RANDOM 78.628
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] 1.17 0.59 1.17 -1.76
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.779 r_dihedral_angle_4_deg 15.355 r_dihedral_angle_3_deg 14.462 r_dihedral_angle_1_deg 5.551 r_mcangle_it 2.838 r_scangle_it 2.454 r_mcbond_it 1.651 r_scbond_it 1.405 r_angle_refined_deg 1.049 r_angle_other_deg 0.722
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.779 r_dihedral_angle_4_deg 15.355 r_dihedral_angle_3_deg 14.462 r_dihedral_angle_1_deg 5.551 r_mcangle_it 2.838 r_scangle_it 2.454 r_mcbond_it 1.651 r_scbond_it 1.405 r_angle_refined_deg 1.049 r_angle_other_deg 0.722 r_symmetry_vdw_refined 0.521 r_symmetry_vdw_other 0.214 r_nbd_other 0.199 r_mcbond_other 0.191 r_nbd_refined 0.179 r_nbtor_refined 0.174 r_xyhbond_nbd_refined 0.143 r_nbtor_other 0.081 r_chiral_restr 0.055 r_metal_ion_refined 0.024 r_symmetry_hbond_refined 0.018 r_bond_refined_d 0.007 r_bond_other_d 0.002 r_gen_planes_refined 0.002 r_gen_planes_other 0.001 r_xyhbond_nbd_other r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2261 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 57
Software Software Software Name Purpose ADSC data collection AMoRE phasing REFMAC refinement DENZO data reduction SCALEPACK data scaling