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Visualizing new hinges and a potential major source of compliance in the lever arm of myosin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1WDC PDB ENTRY 1WDC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7 277 1.1-1.6 mg/ml protein in 5mM HEPES buffer, 20mM NaCl, 1.5mM MgCl2, 0.5-1mM CaCl2, 0.1mM EGTA, 0.5mM DTT, 2mM NaN3, 0.5 ug/ml leupeptin, 0.7 ug/ml pepstatin-A and 7.5% (w/v) of polyethylene glycol 3350 (PEG 3350) or polyethylene glycol monomethyl ether 2000 (MME PEG 2K). The reservoir solution: 10 mM HEPES, 40mM NaCl, 3 mM MgCl2, 2 mM NaN3 and 15% PEG 3350 or MME, PEG 2K, pH 7.0, VAPOR DIFFUSION, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.9 57.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.737 α = 77.41 b = 68.779 β = 85.94 c = 79.305 γ = 73.61
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 ADSC QUANTUM 315r 2009-11-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X29A 1.075 NSLS X29A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.24 50 96.2 0.074 0.074 16.9 3.6 46183 3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.24 2.33 82
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT PDB ENTRY 1WDC 2.25 48.672 0.12 45375 1904 95.17 0.1913 0.1913 0.2126 0.2414 0.2478
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] -2.8352 3.44 -1.4863 5.9959 -1.5486 -3.1607
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.954 f_angle_d 1.099 f_chiral_restr 0.079 f_bond_d 0.008 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5913 Nucleic Acid Atoms Solvent Atoms 490 Heterogen Atoms 4
Software Software Software Name Purpose HKL-2000 data collection PHASER phasing PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling