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Directed evolutionary changes in Kemp Eliminase KE07 - Crystal 7 Round 5
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2RKX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 277 25mM HEPES, pH 7.25, 0.1M NaCl
Crystal Properties Matthews coefficient Solvent content 3.91 68.52
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.877 α = 90 b = 97.877 β = 90 c = 156.823 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 IMAGE PLATE MAR scanner 345 mm plate 2013-05-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE OTHER 1.5418
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 1.984 19.64 99.51 0.1149 24.47 20.3 31217
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 FREE R-VALUE 2RKX 1.984 19.639 1.35 31214 1574 99.5 0.2046 0.2032 0.2057 0.2322 0.2325
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 12.813 f_angle_d 1.042 f_chiral_restr 0.042 f_bond_d 0.008 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1953 Nucleic Acid Atoms Solvent Atoms 217 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling MOLREP phasing