6SFW
Cryo-EM Structure of the ClpX component of the ClpXP1/2 degradation machinery.
ELECTRON MICROSCOPY
| Sample |
|---|
| LmClpX |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | GATAN CRYOPLUNGE 3 |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | The sample was blotted after 45 s of incubation time |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 383927 |
| Reported Resolution (Å) | 6 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | The overall resolution of the map is 4 A, but the ClpX region has significantly lower local resolution. |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | FLEXIBLE FIT | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | FEI FALCON III (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 114 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | |
| Maximum Defocus (nm) | |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
| Nominal Magnification | 59000 |
| Calibrated Magnification | 112807 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | SPHIRE | 1.0 |
| IMAGE ACQUISITION | EPU | |
| CTF CORRECTION | SPHIRE | 1.0 |
| MODEL FITTING | UCSF Chimera | |
| INITIAL EULER ASSIGNMENT | SPHIRE | 1.0 |
| FINAL EULER ASSIGNMENT | SPHIRE | 1.0 |
| CLASSIFICATION | SPHIRE | 1.0 |
| RECONSTRUCTION | SPHIRE | 1.0 |
| MODEL REFINEMENT | NAMD | |
| MODEL REFINEMENT | Rosetta | |
| MODEL REFINEMENT | PHENIX | |
| MODEL REFINEMENT | Coot | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | 613322 | |||
