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Escherichia coli RNA polymerase in complex with squaramide compound 8.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4IGC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 300 0.1M HEPES-HCL, 0.2M CaACETATE, 15% PEG400
Crystal Properties Matthews coefficient Solvent content 3.22 61.75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 186.105 α = 90 b = 206.438 β = 90 c = 307.993 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 270 2014-06-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F1 0.9179 CHESS F1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 3.5 30 96.8 12.8 5.1 133199
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 4IGC 3.571 29.965 1.38 131137 1999 94.64 0.2173 0.2168 0.2282 0.2521 0.2586
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 18.16 f_angle_d 1.81 f_chiral_restr 0.083 f_bond_d 0.018 f_plane_restr 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 55712 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 70
Software Software Software Name Purpose PHENIX refinement HKL-2000 data scaling PHASER phasing Coot model building