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The Crystal Structure of Human Argonaute2 Bound to a Guide and Target RNA Containing Seed Pairing from 2-8
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4W5O
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 293 PEG 3350, Isopropanol, Phenol, Tris, Magnesium
Crystal Properties Matthews coefficient Solvent content 2.11 41.66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 55.5 α = 90 b = 116.655 β = 92.26 c = 70.066 γ = 90
Symmetry Space Group P 1 21 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 PILATUS 6M 2014-01-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL11-1 0.97944 SSRL BL11-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 3.1 38.88 98.9 0.094 10.6 3.5 16052
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 3.1 3.31 98.9 0.396 2.5 3.4
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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 4W5O 3.101 35.294 1.34 16024 799 98.78 0.1924 0.1903 0.1922 0.2325 0.2308 copied from 4W5O
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 12.865 f_angle_d 1.218 f_chiral_restr 0.076 f_bond_d 0.011 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6439 Nucleic Acid Atoms 572 Solvent Atoms Heterogen Atoms 31
Software Software Software Name Purpose PHENIX refinement XDS data scaling PHASER phasing