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Protein Farnesyltransferase Complexed with a H-Ras Peptide Substrate and a FPP Analog at 2.25A Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1D8D
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.7 290 14% PEG 8000, 600 mM ammonium acetate pH 5.7, 20 mM DTT, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties Matthews coefficient Solvent content 3.119 60.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 171.147 α = 90 b = 171.147 β = 90 c = 69.326 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 100 IMAGE PLATE RIGAKU RAXIS IV double mirror optics (MSC) 2000-01-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 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 2.25 50 100 0.11 14.7 6.5 55180 -3 24.1
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) 2.25 2.33 99.9 0.631 2.5 5.5 5427
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 1D8D 2.25 37.06 55175 53218 2641 96.7 0.193 0.193 0.1931 0.218 0.2181 RANDOM 41.7
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] 3.96 2.69 3.96 -7.92
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20 c_scangle_it 2.73 c_mcangle_it 1.89 c_scbond_it 1.79 c_angle_deg 1.2 c_mcbond_it 1.13 c_improper_angle_d 0.83 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5980 Nucleic Acid Atoms Solvent Atoms 318 Heterogen Atoms 25
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling X-PLOR phasing