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Original engineered variant of I-OnuI meganuclease targeting the HIV integrase gene; harbors 49 point mutations relative to wild-type I-OnuI
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3QQY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 293 19% (w/v) PEG 2000, 6% (w/v) PEG-MME 8000, 100mM BIS-TRIS pH 8.0 200mM sodium chloride
Crystal Properties Matthews coefficient Solvent content 2.38 48.42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 39.693 α = 90 b = 74.419 β = 90 c = 164.861 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 108 PIXEL DECTRIS PILATUS3 S 6M 2016-03-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.2 1.000 ALS 5.0.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 2.4 50 99.9 0.101 0.106 0.03 7.7 12.2 19980 45.63
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.4 2.49 99.6 0.8 0.835 0.237 0.893 11.8
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 FREE R-VALUE 3QQY 2.4 44.207 1.35 19890 1993 99.43 0.1901 0.1856 0.1905 0.2298 0.2317 48.5382
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 22.189 f_angle_d 0.632 f_chiral_restr 0.027 f_bond_d 0.003 f_plane_restr 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2374 Nucleic Acid Atoms 1066 Solvent Atoms 63 Heterogen Atoms 2
Software Software Software Name Purpose HKL-2000 data reduction PHENIX refinement PDB_EXTRACT data extraction HKL-2000 data scaling PHASER phasing HKL data scaling