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The structure of the G. violaceus guanidine II riboswitch P2 stem-loop with ethylguanidine
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 293 0.01 M Magnesium Acetate,
0.05 M MES pH 5.6,
2.5 M Ammonium Sulfate
Crystal Properties Matthews coefficient Solvent content 2.26 45.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56.07 α = 90 b = 56.07 β = 90 c = 134.8 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M-F 2017-10-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04 0.9197 Diamond I04
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 1.54 28.035 97.67 0.053 0.026 1 17.3 4.9 22399
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.54 1.57 96.5 1.436 0.696 0.484 5.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 SAD FREE R-VALUE 1.54 28.035 1.34 22399 1152 95.71 0.1917 0.1899 0.2057 0.23 0.2419
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 10.083 f_angle_d 1.38 f_chiral_restr 0.065 f_plane_restr 0.013 f_bond_d 0.01
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 385 Solvent Atoms 51 Heterogen Atoms 13
Software Software Software Name Purpose PHENIX refinement xia2 data reduction xia2 data scaling PHENIX phasing