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Cryo-EM structure of MERS-CoV spike protein, One RBD-up conformation 1
Sample recombinant MERS-CoV (betacoronavirus 2c
EMC 2012) fm2P Spike
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details blot for 2.5 seconds before plunging; blot force: -1; waiting time: 30s.
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 60257 Reported Resolution (Å) 4.96 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
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 FEI FALCON III (4k x 4k) Electron Dose (electrons/Å**2) 40.6
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) 1500 Maximum Defocus (nm) 1700 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 92000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 3.2 IMAGE ACQUISITION EPU 2.0 CTF CORRECTION cryoSPARC 3.2 INITIAL EULER ASSIGNMENT cryoSPARC 3.2 FINAL EULER ASSIGNMENT cryoSPARC 3.2 CLASSIFICATION cryoSPARC 3.2 RECONSTRUCTION cryoSPARC 3.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1679870