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Joint X-ray/neutron structure of Trichoderma reesei xylanase II at pH 4.4
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4.4 290 PEG8000, 0.1M NaOAc, 0.2M NaI, pH 4.4, VAPOR DIFFUSION, SITTING DROP, temperature 290K
Crystal Properties Matthews coefficient Solvent content 2.52 51.24
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 49.963 α = 90 b = 59.621 β = 90 c = 70.588 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 291 IMAGE PLATE RIGAKU RAXIS IV++ OSMIC VARIMAX 2014-03-12 M SINGLE WAVELENGTH 2 1 neutron 291 AREA DETECTOR ANGER CAMERA/ORNL 2014-04-14 L LAUE
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 1.54 2 NUCLEAR REACTOR ORNL Spallation Neutron Source BEAMLINE MANDI 2-4 ORNL Spallation Neutron Source MANDI
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) R Split (All) 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 1.7 40 95.1 0.027 39.8 4 22796 2 2 50 90.6 0.253 6.2 4.8 13899 1.6
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) R Split (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.7 1.76 0.343 2.7 4 2 2 2.11 0.271 3.2 2.7
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (I) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 1.7 29.81 23829 19008 951 79.8 0.199 0.1883 0.211 0.2012 RANDOM 28.71 NEUTRON DIFFRACTION MOLECULAR REPLACEMENT 2 9.89 14645 13048 636 89.1 0.261 0.304 RANDOM 28.71
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 x_dihedral_angle_d 15.7 x_dihedral_angle_d 15.7 x_improper_angle_d 2.01 x_improper_angle_d 2.01 x_angle_deg 1.2 x_angle_deg 1.2 x_bond_d 0.007 x_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1480 Nucleic Acid Atoms Solvent Atoms 146 Heterogen Atoms 1
Software Software Software Name Purpose nCNS refinement HKL-3000 data collection Mantid data reduction HKL-3000 data reduction HKL-3000 data scaling CNS phasing