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Cryo-EM structure of the SARS-CoV-2 D614G,N501Y,E484K mutant spike protein ectodomain bound to human ACE2 ectodomain (global refinement)
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 13.2756 f_angle_d 0.7891 f_chiral_restr 0.0541 f_plane_restr 0.0062 f_bond_d 0.004
Sample SARS-CoV-2 D614G,N501Y,E484K mutant spike protein ectodomain bound to human ACE2 ectodomain
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 124036 Reported Resolution (Å) 2.95 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol 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 TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version FINAL EULER ASSIGNMENT cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION