☰ Navigation Tabs
Discovery of Novel, Dual Mechanism ERK Inhibitors by Affinity Selection Screening of an Inactive Kinase State
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ERK
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.4 277 0.1M MES, pH 6.4, 2.0M Ammonium Sulfate, 5% PEG 400, 0.5% DMSO, 1% Glyerol, 0.0005M Olomoucine, 10 day soak with new compound, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.44 49.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.202 α = 90 b = 91.409 β = 90 c = 63.316 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 IMAGE PLATE RIGAKU RAXIS IV++ Osmic 2004-09-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-E SUPERBRIGHT 1.5418
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 1.65 29.88 97.6 0.083 18.6 5.9 50508 49215 1.7 24.19
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.65 1.71 92.4 0.602 1.7 4589
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 1ERK 1.65 29.88 49215 2464 97.6 0.2291 0.2275 0.2093 0.2593 0.2356 RANDOM 32.03
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] -1.7152 0.1047 1.6105
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 15.17 t_omega_torsion 3.63 t_angle_deg 1.04 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 15.17 t_omega_torsion 3.63 t_angle_deg 1.04 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion 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 2757 Nucleic Acid Atoms Solvent Atoms 188 Heterogen Atoms 49
Software Software Software Name Purpose StructureStudio data collection MOLREP phasing BUSTER refinement DENZO data reduction SCALEPACK data scaling