7YMX
Cryo-EM structure of MERS-CoV spike protein, One RBD-up conformation 2
ELECTRON MICROSCOPY
Sample |
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recombinant MERS-CoV (betacoronavirus 2c EMC 2012) fm2P Spike |
Specimen Preparation | |
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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 | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 65063 |
Reported Resolution (Å) | 4.44 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Map-Model Fitting and Refinement | |||||
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Id | 1 | ||||
Refinement Space | REAL | ||||
Refinement Protocol | RIGID BODY FIT | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
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Detector Type | FEI FALCON III (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 40.6 |
Imaging Experiment | 1 |
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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 | ||
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Task | Software Package | Version |
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 | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 1679870 |