8XLN

ELECTRON MICROSCOPY

Sample

SARS-COV-2 EG.5.1 spike glycoprotein in complex with ACE2

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details blotting time 5 s and blotting force 5.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 57561
Reported Resolution (Å) 3.78
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 GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 51.837
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 1800
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 130000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC 4.3.1
IMAGE ACQUISITION EPU ?
CTF CORRECTION cryoSPARC 4.3.1
MODEL FITTING UCSF Chimera 1.15
INITIAL EULER ASSIGNMENT cryoSPARC 4.3.1
FINAL EULER ASSIGNMENT cryoSPARC 4.3.1
CLASSIFICATION cryoSPARC 4.3.1
RECONSTRUCTION cryoSPARC 4.3.1
MODEL REFINEMENT PHENIX 1.20.1_4487:
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?