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Structure of Thermus thermophilus Argonaute bound to guide DNA 19-mer and target DNA in the presence of Mg2+
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 306 2.6 M sodium acetate, 0.1 M Bis-Tris propane, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 306K
Crystal Properties Matthews coefficient Solvent content 2.97 58.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 110.95 α = 90 b = 117.561 β = 90 c = 160.38 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 100 CCD ADSC QUANTUM 315r 2012-11-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U 0.97 SSRF BL17U
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 2.489 50 99.9 0.127 6.5 6.6 73777 2.07 2 46.62
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 2.489 2.59 99.5 0.92 6 7255
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 2.489 48.161 1.35 73688 73688 3714 99.42 0.2026 0.2003 0.2048 0.2452 0.2485 RANDOM 62.9704
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 17.289 f_angle_d 0.906 f_chiral_restr 0.034 f_bond_d 0.01 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10627 Nucleic Acid Atoms 1311 Solvent Atoms 320 Heterogen Atoms 48
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction HKL-2000 data collection