ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2XKA | |
| Sample |
|---|
| TubZ-Bt |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | FILAMENT |
| Vitrification Instrument | FEI VITROBOT MARK III |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | TubZ was preheated at 37 degrees and polymerization was initiated with saturating GTPgammaS. TubZ was then incubated for 30 seconds at room temperatur ... |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | HELICAL |
| Number of Particles | |
| Reported Resolution (Å) | 10.8 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | Final map has been low-pass filtered to 11 Angstrom and high-pass filtered to 35 Angstrom. A B-factor of -452 Angstrom was applied using the program b ... |
| Refinement Type | |
| Symmetry Type | HELICAL |
| Axial Symmetry | C1 |
| Axial Rise | 22.04811 |
| Angular Rotation | -168.15849 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (2XKA) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | OTHER | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--Chimera DETAILS--Just local fitting done with Chimera | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | TVIPS TEMCAM-F816 (8k x 8k) | ||||||||
| Electron Dose (electrons/Å**2) | 20 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2010-05-26 |
| Temperature (Kelvin) | |
| Microscope Model | FEI TECNAI F20 |
| Minimum Defocus (nm) | 1500 |
| Maximum Defocus (nm) | 4500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2.2 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | OTHER |
| Nominal Magnification | 62000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 200 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | UCSF Chimera | |
| RECONSTRUCTION | SPIDER | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| Whole Micrograph | ||||
