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Crystal structure of the SAM-SAH riboswitch with SAH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 293 0.01 M Magnesium Sulfate, 0.05 M Sodium Cacodylate pH 6.0, 1.8 M Lithium Sulfate monohydrate
Crystal Properties Matthews coefficient Solvent content 3.66 66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 86.75 α = 90 b = 147.61 β = 92.07 c = 74.66 γ = 90
Symmetry Space Group C 1 2 1
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 2019-12-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04-1 0.912 Diamond I04-1
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 1.7 74.75 98.4 0.089 0.057 0.988 7.3 3.39 190284 34.22
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 1.7 1.73 0.942 0.586 0.5 1.2
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 1.7 74.61 1.33 190284 9346 94.04 0.1736 0.1723 0.1755 0.2004 0.203 49.1
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 15.8989 f_angle_d 1.9006 f_chiral_restr 0.0748 f_plane_restr 0.0189 f_bond_d 0.0119
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 4452 Solvent Atoms 533 Heterogen Atoms 247
Software Software Software Name Purpose PHENIX refinement PHENIX refinement xia2 data reduction xia2 data scaling SOLVE phasing