4BZK
The structure of the COPII coat assembled on membranes
ELECTRON MICROSCOPY
| Sample |
|---|
| SEC13/31 COMPLEX (AS PART OF COMPLETE COPII ASSEMBLED ON MEMBRANE) EDGE IN LEFT-HANDED DIRECTION |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | HOMEMADE PLUNGER |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | ETHANE; HOMEMADE PLUNGER |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SUBTOMOGRAM AVERAGING |
| Number of Particles | 192 |
| Reported Resolution (Å) | 40 |
| Resolution Method | |
| Other Details | SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2431. (DEPOSITION ID: 11863). |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C2 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (2PM6, 2PM9) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | Cross-correlation coefficient | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--RIGID BODY REFINEMENT PROTOCOL--X-RAY | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN MULTISCAN | ||||||||
| Electron Dose (electrons/Å**2) | 80 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2012-09-18 |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 2000 |
| Maximum Defocus (nm) | 3200 |
| Minimum Tilt Angle (degrees) | -60 |
| Maximum Tilt Angle (degrees) | 60 |
| Nominal CS | 2.7 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 19500 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 200 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | UCSF Chimera | |
| RECONSTRUCTION | AV3 | |
| RECONSTRUCTION | MATLAB | |
| RECONSTRUCTION | TOM Toolbox | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| EACH TILTED IMAGE WITHIN TOMOGRAM | ||||
