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Crystal Structure of DUF1998 helicase MrfA bound to DNA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 291 0.2 M tri-sodium citrate, 24 % (w/v) PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.91 57.74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 140.332 α = 90 b = 140.332 β = 90 c = 212.106 γ = 90
Symmetry Space Group P 41 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 PIXEL DECTRIS PILATUS3 2M 2019-01-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.2 0.918400 BESSY 14.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) CC (Half) 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 3.16 50 99.8 0.993 8.9 13.5 37055 60.7
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.16 3.35 99.8 0.411 14
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 FREE R-VALUE 3.16 19.32 1.35 36845 1841 99.83 0.2215 0.2193 0.2207 0.2643 0.266 77.95
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 18.0868 f_angle_d 0.7264 f_chiral_restr 0.0503 f_plane_restr 0.0046 f_bond_d 0.0045
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11526 Nucleic Acid Atoms 568 Solvent Atoms 1 Heterogen Atoms 15
Software Software Software Name Purpose PHENIX refinement Coot model building MxCuBE data collection AutoSol phasing XDS data reduction XSCALE data scaling