ELECTRON MICROSCOPY
| Sample |
|---|
| Acidipropionibacterium acidipropionici encapsulin at pH 7.5 in a closed state |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | Additional settings were : Blot force - 20, blot time - 4 seconds, drain time - 0 seconds, wait time - 0 seconds |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 29056 |
| Reported Resolution (Å) | 2.9 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | I |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | AB INITIO MODEL | ||||
| Refinement Target | Correlation coefficient | ||||
| Overall B Value | 45.66 | ||||
| Fitting Procedure | |||||
| Details | A starting model was created using RosettaFold (Baek, M. 2021). The starting model was placed in the map manually using Chimera. The model was then fu ... | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 41 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TALOS ARCTICA |
| 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 | |
| Nominal Magnification | 45000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 200 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | cryoSPARC | 3.3.1 |
| IMAGE ACQUISITION | Leginon | |
| CTF CORRECTION | cryoSPARC | 3.3.1 |
| MODEL FITTING | PHENIX | 1.19.2-4158 |
| MODEL FITTING | UCSF Chimera | 1.16 |
| MODEL REFINEMENT | Coot | 8.9.6 |
| MODEL REFINEMENT | PHENIX | 1.19.2-4158 |
| INITIAL EULER ASSIGNMENT | cryoSPARC | 3.3.1 |
| FINAL EULER ASSIGNMENT | cryoSPARC | 3.3.1 |
| RECONSTRUCTION | cryoSPARC | 3.3.1 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||
