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Crystal structure of C-terminal domain of Helicobacter pylori DnaB Helicase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 0.1 M CITRIC ACID PH 5.0, 2-10% W/V POLYETHYLENE GLYCOL 6000.
Crystal Properties Matthews coefficient Solvent content 2.83 57
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 100.859 α = 90 b = 102.164 β = 90 c = 85.141 γ = 90
Symmetry Space Group P 21 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 100 CCD ADSC QUANTUM 315r M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
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 2.5 45.6 99 0.06 16.2 4.9 30696 1 57.44
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 2.5 2.64 99.8 0.59 2.5 5
Refinement Statistics Diffraction ID Structure Solution 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 SAD NONE 2.5 40.178 1.34 30672 1547 98.62 0.219 0.2173 0.2167 0.2511 0.2496
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] -5.8841 2.9322 2.9519
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.483 f_angle_d 0.875 f_chiral_restr 0.058 f_bond_d 0.005 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4916 Nucleic Acid Atoms Solvent Atoms 105 Heterogen Atoms 39
Software Software Software Name Purpose PHENIX refinement XDS data reduction SCALA data scaling SHARP phasing