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The structural basis of blebbistatin inhibition and specificity for myosin II
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1VOM pdb entry 1VOM
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 278 100 mM MOPS (pH 7.0), 250 mM MgCl2, 11% PEG 8000, 1 mM TCEP, 2 mM Thymol, 1 mM MgCl2, 2 mM ADP, and 3 mM sodium vanadate, VAPOR DIFFUSION, HANGING DROP, temperature 278K
Crystal Properties Matthews coefficient Solvent content 2.82 56.01
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 88.106 α = 90 b = 145.77 β = 90 c = 152.912 γ = 90
Symmetry Space Group C 2 2 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD MAR CCD 165 mm 2004-08-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 32-ID 0.708 APS 32-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 40 99.8 0.062 24 5.8 63478 33.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2 2.07 98.2 0.269 3.7 5.1 63478
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 (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 pdb entry 1VOM 2 40 63478 3388 99.51 0.17514 0.17514 0.17298 0.1756 0.21498 0.2164 RANDOM 20.417
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] 0.29 0.51 -0.8
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.928 r_scangle_it 4.756 r_scbond_it 3.059 r_mcangle_it 2.072 r_angle_refined_deg 1.685 r_mcbond_it 1.174 r_angle_other_deg 1.07 r_symmetry_vdw_other 0.326 r_metal_ion_refined 0.25 r_nbd_other 0.248
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.928 r_scangle_it 4.756 r_scbond_it 3.059 r_mcangle_it 2.072 r_angle_refined_deg 1.685 r_mcbond_it 1.174 r_angle_other_deg 1.07 r_symmetry_vdw_other 0.326 r_metal_ion_refined 0.25 r_nbd_other 0.248 r_nbd_refined 0.226 r_symmetry_hbond_refined 0.205 r_xyhbond_nbd_refined 0.185 r_symmetry_vdw_refined 0.126 r_chiral_restr 0.116 r_nbtor_other 0.089 r_bond_refined_d 0.022 r_gen_planes_other 0.013 r_gen_planes_refined 0.011 r_bond_other_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5481 Nucleic Acid Atoms Solvent Atoms 678 Heterogen Atoms 60
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling MOLREP phasing