Structure of immature HTLV-1 CA-NTD from in vitro assembled MA126-CANC tubes: axis angle 0 degrees
ELECTRON MICROSCOPY
| Sample |
|---|
| Human T-cell leukemia virus type I |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | HELICAL ARRAY |
| Vitrification Instrument | LEICA EM GP |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | Grids coated with 2nm continuous carbon layer |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SUBTOMOGRAM AVERAGING |
| Number of Particles | 29500 |
| Reported Resolution (Å) | 4 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C2 |
| 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) | GATAN K2 QUANTUM (4k x 4k) | |||||||
| Electron Dose (electrons/Å**2) | 3.5 | 3.5 | |||||||
| Imaging Experiment | 1 | 2 |
|---|---|---|
| Date of Experiment | ||
| Temperature (Kelvin) | ||
| Microscope Model | FEI TITAN KRIOS | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 1000 | 1500 |
| Maximum Defocus (nm) | 4000 | 3500 |
| Minimum Tilt Angle (degrees) | ||
| Maximum Tilt Angle (degrees) | ||
| Nominal CS | 2.7 | 2.7 |
| Imaging Mode | BRIGHT FIELD | BRIGHT FIELD |
| Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER | FEI TITAN KRIOS AUTOGRID HOLDER |
| Nominal Magnification | 80000 | 105000 |
| Calibrated Magnification | ||
| Source | FIELD EMISSION GUN | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| VOLUME SELECTION | subTOM | |
| VOLUME SELECTION | Warp | 1.0.9 |
| VOLUME SELECTION | MATLAB | R2018b |
| IMAGE ACQUISITION | SerialEM | |
| CTF CORRECTION | Warp | 1.0.9 |
| MODEL FITTING | UCSF Chimera | |
| IMAGE ACQUISITION | SerialEM | |
| CTF CORRECTION | CTFFIND | 4.1.10 |
| CTF CORRECTION | NOVACTF | |
| FINAL EULER ASSIGNMENT | Warp | 1.0.9 |
| RECONSTRUCTION | Warp | 1.0.9 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||
