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Structure of the 70S ribosome bound to Release factor 2 and a substrate analog provides insights into catalysis of peptide release
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2J00 PDB ENTRY 2J00
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 SEE SELMER ET AL., SCIENCE 2006, pH 6.5
Crystal Properties Matthews coefficient Solvent content 3.24 61.98
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 211.421 α = 90 b = 452.497 β = 90 c = 625.444 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 MARRESEARCH MIRROR 2009-05-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA SLS X10SA
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 3.1 50 99.9 0.16 10.42 8.85 1071522 1.94 43.7
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 3.1 3.2 100 0.72 1.94 7.78
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2J00 3.1 47.86 1071522 47139 100 0.223 0.223 0.2222 0.264 0.2636 RANDOM 89.5
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] -1.91 1.75 0.15
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 28.8 c_improper_angle_d 1.49 c_angle_deg 1.1 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 28.8 c_improper_angle_d 1.49 c_angle_deg 1.1 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 21958 Nucleic Acid Atoms 35754 Solvent Atoms 3 Heterogen Atoms 551
Software Software Software Name Purpose CNS model building CNS refinement XDS data reduction XSCALE data scaling CNS phasing