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Crystal Structure of Bacillus Halodurans Ribonuclease H1 in Complex with an RNA/DNA Hybrid: Reaction in 1 mM Mg2+ and 75 mM K+ for 40 s at 21 C
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ZBL
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 294 14% PEG3350, 20% glycerol, 200 mM KI, and 25 mM CaCl2
Crystal Properties Matthews coefficient Solvent content 2.46 49.99
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.576 α = 90 b = 37.475 β = 96.67 c = 62.495 γ = 90
Symmetry Space Group C 1 2 1
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 6M 2018-03-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 1 APS 22-ID
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 1.57 19.36 98.3 9.5 1 25891 26.89
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 1.57 1.6 77.1 1
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 THROUGHOUT 1ZBL 1.573 19.36 1.35 50222 2482 98.36 0.154 0.1524 0.1588 0.1847 0.1895 40.1555
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 20.184 f_angle_d 1.056 f_chiral_restr 0.058 f_bond_d 0.008 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1100 Nucleic Acid Atoms 243 Solvent Atoms 169 Heterogen Atoms 33
Software Software Software Name Purpose Aimless data scaling PHENIX refinement PDB_EXTRACT data extraction HKL-2000 data reduction PHENIX phasing