8V5V
Structure of a SARS-CoV-2 spike S2 subunit in a pre-fusion, open conformation
EM specimen
| Vitrification | Yes |
| Instrument | FEI VITROBOT MARK IV |
EM Data Collection
| Microscope | FEI TITAN KRIOS |
| Electron Gun | FIELD EMISSION GUN |
| Accelerating Voltage (kV) | 300 |
| Cs (mm) | 2.7 |
| Detector | GATAN K3 BIOQUANTUM (6k x 4k) |
3D Reconstruction
| Method | SINGLE PARTICLE |
| Resolution (Å) | 2.93 |
| Number of Particle | 407314 |
| Software | Warp,cryoSPARC,PHENIX,EPU,Coot |
| Symmetry | C3 |
| CTF correction | PHASE FLIPPING AND AMPLITUDE CORRECTION |
