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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 3.28 62.54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.619 α = 90 b = 81.619 β = 90 c = 129.521 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 2006-06-09 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 50 99.7 0.057 24.23 4.8 13370 13330 1 3 71.66
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1S9J 2.705 20 2 13370 12675 640 99.74 0.18942 0.187 0.1872 0.23977 0.2299 RANDOM 85.632
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] 2.3 1.15 2.3 -3.45
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.976 r_dihedral_angle_4_deg 17.346 r_dihedral_angle_3_deg 16.008 r_dihedral_angle_1_deg 5.746 r_scangle_it 5.638 r_mcangle_it 5.414 r_mcbond_it 3.559 r_scbond_it 3.548 r_angle_refined_deg 1.628 r_angle_other_deg 0.794
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.976 r_dihedral_angle_4_deg 17.346 r_dihedral_angle_3_deg 16.008 r_dihedral_angle_1_deg 5.746 r_scangle_it 5.638 r_mcangle_it 5.414 r_mcbond_it 3.559 r_scbond_it 3.548 r_angle_refined_deg 1.628 r_angle_other_deg 0.794 r_mcbond_other 0.695 r_nbd_refined 0.216 r_nbtor_refined 0.185 r_nbd_other 0.172 r_symmetry_vdw_other 0.155 r_xyhbond_nbd_refined 0.148 r_symmetry_vdw_refined 0.103 r_nbtor_other 0.086 r_chiral_restr 0.079 r_metal_ion_refined 0.054 r_bond_refined_d 0.013 r_gen_planes_refined 0.004 r_bond_other_d 0.002 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2261 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 59
Software Software Software Name Purpose ADSC data collection AMoRE phasing REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling