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Cryo-EM map of PEDV S protein with one protomer in the D0-up conformation while the other two in the D0-down conformation
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.981 f_angle_d 0.8244 f_chiral_restr 0.055 f_bond_d 0.0056 f_plane_restr 0.0049
Sample Intact Porcine epidemic diarrhea virus (strain Pintung 52)
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 9319 Reported Resolution (Å) 6.4 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 RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 55.4
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 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 64000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU IMAGE ACQUISITION RELION 3.1 IMAGE ACQUISITION cryoSPARC 3.1 CTF CORRECTION CTFFIND 4.1 MODEL FITTING Coot 0.9.4 MODEL REFINEMENT PHENIX 1.19.2 INITIAL EULER ASSIGNMENT RELION 3.1 FINAL EULER ASSIGNMENT cryoSPARC 3.1 RECONSTRUCTION cryoSPARC 3.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 337583