Trypanosoma brucei mitochondrial RNA-editing catalytic complex 2, U-insertion (RECC2)
ELECTRON MICROSCOPY
| Sample |
|---|
| RECC2 |
| Sample Components |
| RECC2 core |
| RECC2 left wing |
| RECC2 right wing |
| tRNA |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 496750 |
| Reported Resolution (Å) | 2.79 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | AB INITIO MODEL | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | Consensus map and focused refinement maps were combined to generate a composite map for final model refinement. | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K3 BIOQUANTUM (6k x 4k) | FEI FALCON IV (4k x 4k) | |||||||
| Electron Dose (electrons/Å**2) | 45 | 45 | |||||||
| Imaging Experiment | 1 | 2 |
|---|---|---|
| Date of Experiment | ||
| Temperature (Kelvin) | ||
| Microscope Model | TFS KRIOS | TFS KRIOS |
| Minimum Defocus (nm) | 1000 | 600 |
| Maximum Defocus (nm) | 3000 | 2800 |
| 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 | 81000 | 130000 |
| Calibrated Magnification | ||
| Source | FIELD EMISSION GUN | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | cryoSPARC | |
| IMAGE ACQUISITION | SerialEM | |
| CTF CORRECTION | cryoSPARC | |
| MODEL FITTING | Coot | |
| IMAGE ACQUISITION | EPU | |
| MODEL REFINEMENT | ISOLDE | |
| MODEL REFINEMENT | PHENIX | |
| INITIAL EULER ASSIGNMENT | cryoSPARC | |
| FINAL EULER ASSIGNMENT | cryoSPARC | |
| CLASSIFICATION | cryoSPARC | |
| RECONSTRUCTION | cryoSPARC | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||
