ELECTRON MICROSCOPY
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 11.608 |
| f_angle_d | 0.456 |
| f_chiral_restr | 0.041 |
| f_plane_restr | 0.004 |
| f_bond_d | 0.003 |
| Sample |
|---|
| Hexamer of p97 conjugated to inhibitor 804 |
| 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 | 823143 |
| Reported Resolution (Å) | 2.76 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | Homogenous refinement with C6 symmetry applied, and global and local CTF refinements. DeepEMhancer sharpened map was used for modeling. |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C6 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (9P00) | ||||
| Refinement Space | |||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | Apo structure was docked and refined. | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | TFS FALCON 4i (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 50 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | TFS KRIOS |
| Minimum Defocus (nm) | 900 |
| Maximum Defocus (nm) | 2200 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | cryoSPARC | |
| IMAGE ACQUISITION | EPU | |
| CTF CORRECTION | cryoSPARC | |
| MODEL FITTING | UCSF ChimeraX | |
| MODEL FITTING | Coot | |
| INITIAL EULER ASSIGNMENT | cryoSPARC | |
| FINAL EULER ASSIGNMENT | cryoSPARC | |
| CLASSIFICATION | cryoSPARC | |
| RECONSTRUCTION | cryoSPARC | |
| MODEL REFINEMENT | PHENIX | 1.21_5207 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | 2272397 | Template picking using templates generated using CB-5083-bound map. | ||
