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Crystal Structure of Ketosteroid Isomerase from Pseudomonas Putida (pKSI) at 280 K
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3VSY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.2 278 17-23% PEG 3350, 0.2 M MAGNESIUM CHLORIDE
Crystal Properties Matthews coefficient Solvent content 2.26 45.68
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 36.028 α = 90 b = 73.938 β = 90 c = 95.691 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 280 PIXEL DECTRIS PILATUS 6M 2016-06-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 0.88557 SSRL BL9-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 1.5 36.97 99.6 0.074 0.082 0.035 0.997 10.9 5.5 41654 18.72
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.5 1.53 95.3 1.737 1.916 0.796 0.466 5.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 THROUGHOUT 3VSY 1.5005 36.97 1.33 41570 2035 99.59 0.1376 0.136 0.1413 0.1666 0.1687 31.3965
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.379 f_angle_d 0.912 f_chiral_restr 0.057 f_bond_d 0.009 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1966 Nucleic Acid Atoms Solvent Atoms 160 Heterogen Atoms 3
Software Software Software Name Purpose Aimless data scaling PHENIX refinement PDB_EXTRACT data extraction XDS data reduction PHASER phasing