Chromosome Passenger Complex (CPC) localization module in complex with H3.T3p-nucleosome
ELECTRON MICROSCOPY
| Sample |
|---|
| Human CPC localisation module in complex with Xenopus H3.T3p-nucleosome |
| Sample Components |
| H3.T3p-nucleosome |
| Chromosome Passenger Complex localisation module |
| DNA |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | 3 s blotting time, -10 force, no wait time. |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 119063 |
| Reported Resolution (Å) | 2.42 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | Final reconstruction performed following particle polishing in Relion and subsequent re-import in CryoSPARC. The CPC distal region was then further lo ... |
| Refinement Type | |
| Symmetry Type | POINT |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (3AFA, 6YIH) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | FLEXIBLE FIT | ||||
| Refinement Target | Cross-correlation coefficient | ||||
| Overall B Value | 59.74 | ||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K3 BIOQUANTUM (6k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 43.86 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 1000 |
| Maximum Defocus (nm) | 2300 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2.7 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
| Nominal Magnification | 58009 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | cryoSPARC | 4.4.0 |
| CTF CORRECTION | cryoSPARC | 4.4.0 |
| MODEL FITTING | UCSF Chimera | 1.14 |
| MODEL FITTING | Coot | 0.9.8.1 |
| MODEL REFINEMENT | PHENIX | 1.20.1 |
| CLASSIFICATION | cryoSPARC | 4.4.0 |
| RECONSTRUCTION | cryoSPARC | 4.4.0 |
| RECONSTRUCTION | RELION | 4.0 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | CTF amplitude correction first performed following movie motion correction, and CTF parameters were later refined during the refinement of the final reconstruction | 3099937 | Blob-based picking, using 110 A expected particle diameter. | |
