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Crystal structures of bacterial RNA Polymerase paused elongation complexes
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2O5I PDB ENTRY 2O5I
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.2 295 5-7% PEG 3000, 0.1M MES pH 6.1-6.3, 0.3M LiCl, 10mM MgCl2, vapor diffusion, hanging drop, temperature 295K
Crystal Properties Matthews coefficient Solvent content 3.99 69.14
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 286.549 α = 90 b = 286.549 β = 90 c = 199.411 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 CCD ADSC QUANTUM 315r 2011-11-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.91956 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 4 45 99.5 0.442 4.9 5.9 52138 51877 2 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 4 4.07 97.7 4.8
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 PDB ENTRY 2O5I 4.2927 38.785 1.96 41681 41266 2070 99.01 0.237 0.2345 0.2361 0.2849 0.2838 125.9191
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 16.343 f_angle_d 0.934 f_chiral_restr 0.061 f_bond_d 0.005 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 23534 Nucleic Acid Atoms 863 Solvent Atoms Heterogen Atoms 3
Software Software Software Name Purpose PHENIX refinement SCALEPACK data scaling CNS refinement DENZO data reduction PDB_EXTRACT data extraction HKL-2000 data collection CNS phasing