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Crystal Structures of Mutant Endo-beta-1,4-xylanase II (E177Q) in the apo form
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6 298 15-20 % PEG 8,000, 0.2 M NaI, 0.1 M MES, pH6.0 , VAPOR DIFFUSION, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.4 48.76
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 48.216 α = 90 b = 59.209 β = 90 c = 69.718 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 100 IMAGE PLATE RIGAKU RAXIS IV++ 2012-10-13 SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-E SUPERBRIGHT 1.54
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 1.5 20 99.6 0.069 13.2 3.7 32599
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.5 1.53 97.5 0.408 3.4 2066
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 MOLECULAR REPLACEMENT 1.5 19.828 1.36 32539 1657 99.58 0.1722 0.1714 0.1735 0.1861 0.1878 11.1452
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 12.528 f_angle_d 1.144 f_chiral_restr 0.085 f_bond_d 0.006 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1472 Nucleic Acid Atoms Solvent Atoms 223 Heterogen Atoms 6
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHENIX refinement PDB_EXTRACT data extraction HKL-2000 data collection HKL-2000 data reduction PHASER phasing