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The Structure of human Argonaute-1 in complex with the hook motif of human GW182
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4KRE PDB entry 4KRE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 290.15 21.2% w/v PEG3350, 0.1 M di-ammonium tartrate
Crystal Properties Matthews coefficient Solvent content 2.68 54.14
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 93.75 α = 90 b = 136.861 β = 90 c = 86.054 γ = 90
Symmetry Space Group P 21 21 2
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 2013-10-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.2 1.0 ALS 8.2.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 2.828 136.861 99.9 0.079 0.092 0.045 0.997 16.3 4 27125
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 2.828 2.837 100 0.549 0.634 0.414 0.791 2.5 4.1
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 FREE R-VALUE PDB entry 4KRE 2.828 77.344 1.34 27079 1393 99.72 0.2022 0.2 0.2101 0.2448 0.2467
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 12.165 f_angle_d 0.627 f_chiral_restr 0.046 f_plane_restr 0.004 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6533 Nucleic Acid Atoms 215 Solvent Atoms 4 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement XSCALE data scaling SCALA data scaling PHASER phasing