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Structure of the dArc2 capsid
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6GSE
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 1779 Reported Resolution (Å) 3.9 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry I
Map-Model Fitting and Refinement Id 1 (6GSE) Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 35
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 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 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 3 IMAGE ACQUISITION SerialEM 3.7 IMAGE ACQUISITION DigitalMicrograph CTF CORRECTION RELION 3 CTF CORRECTION CTFFIND 4 MODEL FITTING PHENIX 1.16 MODEL FITTING Coot 0.8.9.1 MODEL FITTING UCSF Chimera 1.13.1 MODEL REFINEMENT PHENIX 1.16 INITIAL EULER ASSIGNMENT RELION 3 FINAL EULER ASSIGNMENT RELION 3 RECONSTRUCTION RELION 3
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 3573