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Crystal structure of the wild-type Thermus thermophilus 70S ribosome in complex with ciprofloxacin and protein Y at 2.60A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6XHX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7.6 292 0.1-0.2 M Arginine-HCl, 0.1M Tris-HCl pH 7.6, 2.5% PEG-20K, 7-12% MPD, 0.5 mM BME
Crystal Properties Matthews coefficient Solvent content 2.93 62.52
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 209.9 α = 90 b = 449.76 β = 90 c = 620.45 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 PIXEL DECTRIS EIGER2 X 16M S/N E-32-0124 2020-10-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.97911 APS 24-ID-C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim 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 2.6 122 99.9 0.249 0.266 0.991 7.9 7.729 1772270 55.153
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.6 2.67 99.6 2.757 2.949 0.161 0.88 7.767
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 FREE R-VALUE 6XHX 2.6 122 1.33 1770767 88924 99.82 0.2053 0.2034 0.2053 0.2413 0.2422 62.1392
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 15.882 f_angle_d 0.647 f_chiral_restr 0.035 f_plane_restr 0.004 f_bond_d 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 93012 Nucleic Acid Atoms 193349 Solvent Atoms 8499 Heterogen Atoms 2703
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PHASER phasing Coot model building PDB_EXTRACT data extraction