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Crystal Structure of Ketosteroid Isomerase D38E from Pseudomonas Testosteroni (tKSI)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.2 298 5mg/ml protein, 1.6 M ammonium sulfate,
40mM potassium phosphate, 1 mM EDTA, 2mM DTT, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.76 55.51
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 111.128 α = 90 b = 111.128 β = 90 c = 499.813 γ = 120
Symmetry Space Group P 61 2 2
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 325 mm CCD Si double crystal 2010-03-24 SINGLE WAVELENGTH 2 1 x-ray 100 CCD ADSC QUANTUM 315r Si single crystal 2010-05-10 SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 0.9795 SSRL BL9-2 2 SYNCHROTRON SSRL BEAMLINE BL9-1 0.9795 SSRL BL9-1
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 2.1 29.937 99.9 0.137 18.5 18.7 107620 107620
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2 2.1 2.21 99.7 0.728 0.728 1.1 10.7 15360
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 2.1 29.26 107450 107450 5363 99.96 0.3055 0.3029 0.2994 0.354 0.3558 RANDOM 33.8882
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] 1.41 0.71 1.41 -2.12
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.135 r_dihedral_angle_4_deg 19.637 r_dihedral_angle_3_deg 16.615 r_dihedral_angle_1_deg 6.237 r_angle_other_deg 2.064 r_scangle_it 1.52 r_angle_refined_deg 1.172 r_scbond_it 0.921 r_mcangle_it 0.598 r_mcbond_it 0.326
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.135 r_dihedral_angle_4_deg 19.637 r_dihedral_angle_3_deg 16.615 r_dihedral_angle_1_deg 6.237 r_angle_other_deg 2.064 r_scangle_it 1.52 r_angle_refined_deg 1.172 r_scbond_it 0.921 r_mcangle_it 0.598 r_mcbond_it 0.326 r_mcbond_other 0.082 r_chiral_restr 0.064 r_bond_refined_d 0.007 r_gen_planes_refined 0.006 r_gen_planes_other 0.005 r_bond_other_d 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11276 Nucleic Acid Atoms Solvent Atoms 901 Heterogen Atoms 285
Software Software Software Name Purpose SCALA data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction Blu-Ice data collection XDS data reduction