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Crystal structure of the E. coli 70S ribosome in an intermediate state of ratcheting
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 7 291 4% PEG 8000, 4% MPD, 3.8 mM MgCl2, 380 mM NH4Cl, 5.5 mM putrescine, 5 mM spermidine, pH 7.0, microbatch, temperature 291K
Crystal Properties Matthews coefficient Solvent content 3.31 62.83
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 210.952 α = 90 b = 433.082 β = 90 c = 624.495 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 CCD ADSC QUANTUM 315 2008-11-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.97918 APS 24-ID-C
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 3.7 100 75.9 0.078 11.4 2.2 452913
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.7 3.76 41 0.64 1.2 12150
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 3.712 73.436 1.34 452728 9161 75.69 0.228 0.227 0.235 0.268 0.2753 163.57
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] -11.963 -6.686 18.649
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 28.055 f_angle_d 1.516 f_chiral_restr 0.079 f_bond_d 0.006 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 18543 Nucleic Acid Atoms 33745 Solvent Atoms 208 Heterogen Atoms 43
Software Software Software Name Purpose SCALEPACK data scaling PHENIX refinement PDB_EXTRACT data extraction PHASER phasing DENZO data reduction