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Crystal Structure of wt H-Ras-GppNHp bound to the RBD of Raf Kinase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.8 291 Protein solution: 10 - 16 mg/mL, 50 mM HEPES, pH 7.2, 50 mM NaCl, 10mM MgCl2 5% Glycerol, 1mM DTE, 10 M ZnCl2
Reservoir solution:200mM calcium acetate, 100mM sodium cacodylate pH 6.5, 18% PEG 8000.
Drop: 1uL protein, 1uL reservoir, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 3.94 68.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 90.44 α = 90 b = 90.44 β = 90 c = 92.703 γ = 120
Symmetry Space Group P 3 2 1
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 MARMOSAIC 300 mm CCD M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 1.0 APS 23-ID-D
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 2.45 32.4 0.15 8.9 16218 16218 3 3
Refinement Statistics Diffraction ID Structure Solution Method 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 2.45 32.368 1.34 16133 1628 97.08 0.1858 0.1809 0.1819 0.2294 0.2303
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] 7.1703 7.1703 -14.3406
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.171 f_angle_d 0.68 f_chiral_restr 0.04 f_bond_d 0.008 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1875 Nucleic Acid Atoms Solvent Atoms 82 Heterogen Atoms 47
Software Software Software Name Purpose PHENIX model building PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling PHENIX phasing