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Human RNase H catalytic domain mutant D210N in complex with 18-mer RNA/DNA hybrid
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other Original low resolution strcture solved with the same crystal and SeMet SIRAS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 294 1.5 M ammonium sulfate, 0.1 M Na citrate (pH 5.6) 20mM ATP or 3% 1,6-diaminohexane, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 158.578 α = 90 b = 158.578 β = 90 c = 142.055 γ = 120
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 MARRESEARCH M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID APS 22-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 2.55 30 94 0.074 38.7 22505 21164
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 2.55 2.64 0.456 4.1
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT Original low resolution strcture solved with the same crystal and SeMet SIRAS 2.55 30 22505 21164 2085 94 0.19 0.1864 0.216 0.2138 Random 43.3
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 c_scangle_it 2.908 c_mcangle_it 2.437 c_scbond_it 1.904 c_angle_deg 1.86942 c_mcbond_it 1.418 c_bond_d 0.013483 c_dihedral_angle_d c_improper_angle_d
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1188 Nucleic Acid Atoms 746 Solvent Atoms 109 Heterogen Atoms 69
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction HKL-2000 data scaling