7R4T
In vitro assembled 266/297 - 391 tau filaments with NaHCO3 and NaCl (16a)
ELECTRON MICROSCOPY
Sample |
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Tau |
Specimen Preparation | |
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Sample Aggregation State | FILAMENT |
Vitrification Instrument | |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | HELICAL |
Number of Particles | 103382 |
Reported Resolution (Å) | 2.75 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | HELICAL |
Axial Symmetry | C1 |
Axial Rise | 2.39 |
Angular Rotation | 179.48 |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 | ||||
Refinement Space | |||||
Refinement Protocol | AB INITIO MODEL | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
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Detector Type | FEI FALCON IV (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 40 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 1000 |
Maximum Defocus (nm) | 3500 |
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 | ||
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Task | Software Package | Version |
RECONSTRUCTION | RELION | 4.0 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION |