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Human Argonaute2 WT - guide(3 prime-amino) RNA in complex with a fully complementary target
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6N4O
Sample human Argonaute-2 - miR-122(3'-amino) in complex with a fully complementary target
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 207140 Reported Resolution (Å) 3 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (6N4O) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) 500 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 190000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.7 IMAGE ACQUISITION EPU CTF CORRECTION cryoSPARC 4.7 MODEL FITTING UCSF ChimeraX 1.7.1 CLASSIFICATION cryoSPARC 4.7 RECONSTRUCTION cryoSPARC 4.7 MODEL REFINEMENT PHENIX 1.20.1 MODEL REFINEMENT Coot 0.9.8.1 MODEL REFINEMENT UCSF ChimeraX 1.7.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION