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3.2 A cryo-EM ArfA-RF2 ribosome rescue complex (Structure II)
Sample ArfA-RF2 ribosome rescue complex
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 96070 Reported Resolution (Å) 3.2 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol OTHER Refinement Target Correlation coefficient Overall B Value 100 Fitting Procedure Details
Data Acquisition Detector Type DIRECT ELECTRON DE-20 (5k x 3k) Electron Dose (electrons/Å**2) 1.2
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 3000 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 29000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION EMAN2 IMAGE ACQUISITION Leginon CTF CORRECTION CTFFIND4 MODEL FITTING UCSF Chimera MODEL REFINEMENT RSRef MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT FREALIGN 9.11 FINAL EULER ASSIGNMENT FREALIGN 9.11 CLASSIFICATION FREALIGN 9.11 RECONSTRUCTION FREALIGN 9.11
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 539311