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Crystal Structure of Twister Ribozyme
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 280 PEG8000, ammonium acetate, magnesium chloride, , pH pH8, EVAPORATION, temperature 280K
Crystal Properties Matthews coefficient Solvent content 2.22 44.67
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 55.38 α = 90 b = 55.38 β = 90 c = 175.471 γ = 120
Symmetry Space Group P 65 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 ADSC QUANTUM 315 2013-08-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 0.9393 ESRF ID14-4
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 2.3 47.96 99.5 0.079 10.2 4.7 7704 45.7
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 2.3 47.96 1.35 7646 353 99.29 0.1809 0.1797 0.1797 0.2028 0.2035 41.89
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 14.234 f_angle_d 0.633 f_chiral_restr 0.03 f_bond_d 0.003 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 1114 Solvent Atoms 50 Heterogen Atoms 5
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction ADSC data collection