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The crystal structure of the beta subunit of the DNA-directed RNA polymerase from Vibrio cholerae O1 biovar eltor
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 298 25% PEG3350, 0.1M Bis-tris, pH6.5, 0.2M NaCl , VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.67 54.01
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.035 α = 90 b = 65.035 β = 90 c = 115.981 γ = 90
Symmetry Space Group P 43 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray CCD ADSC QUANTUM 315 mirrors 2008-04-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.9794 APS 19-ID
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 1.7 45.98 0.9996 0.081 50.5 18.5 26726 26715 2 2 21
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) 1.7 1.744 0.995 0.727 2.58 17.5 2029
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION SAD THROUGHOUT 1.7 45.98 26726 26715 1414 99.96 0.18301 0.18071 0.1898 0.22906 0.2361 RANDOM 20.758
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] 0.19 0.19 -0.38
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 27.569 r_dihedral_angle_4_deg 18.118 r_dihedral_angle_3_deg 12.598 r_dihedral_angle_1_deg 6.081 r_scangle_it 5.823 r_scbond_it 4.096 r_mcangle_it 2.3 r_mcbond_it 1.824 r_angle_refined_deg 1.471 r_angle_other_deg 0.909
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 27.569 r_dihedral_angle_4_deg 18.118 r_dihedral_angle_3_deg 12.598 r_dihedral_angle_1_deg 6.081 r_scangle_it 5.823 r_scbond_it 4.096 r_mcangle_it 2.3 r_mcbond_it 1.824 r_angle_refined_deg 1.471 r_angle_other_deg 0.909 r_mcbond_other 0.876 r_symmetry_hbond_refined 0.331 r_symmetry_vdw_other 0.272 r_symmetry_vdw_refined 0.23 r_nbd_refined 0.222 r_nbd_other 0.199 r_xyhbond_nbd_refined 0.196 r_nbtor_refined 0.169 r_nbtor_other 0.084 r_chiral_restr 0.079 r_bond_refined_d 0.015 r_gen_planes_refined 0.005 r_bond_other_d 0.002 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1595 Nucleic Acid Atoms Solvent Atoms 263 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement SBC-Collect data collection HKL-3000 data reduction HKL-3000 data scaling HKL-3000 phasing