2XRP
Human Doublecortin N-DC Repeat (1MJD) and Mammalian Tubulin (1JFF and 3HKE) Docked into the 8-Angstrom Cryo-EM Map of Doublecortin- Stabilised Microtubules
ELECTRON MICROSCOPY
Sample |
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MICROTUBULES NUCLEATED AND STABILISED BY DOUBLECORTIN |
Specimen Preparation | |
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Sample Aggregation State | FILAMENT |
Vitrification Instrument | FEI VITROBOT MARK I |
Cryogen Name | ETHANE |
Sample Vitrification Details | LIQUID ETHANE |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 168000 |
Reported Resolution (Å) | 8.2 |
Resolution Method | |
Other Details | THE STRUCTURE WAS DETERMINED IN THE ABSENCE OF A STABILISING DRUG. SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-1788. (DEPOSITION ID: 7535). |
Refinement Type | |
Symmetry Type | HELICAL |
Map-Model Fitting and Refinement | |||||
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Id | 1 (1JFF, 3HKE, 1MJD) | ||||
Refinement Space | |||||
Refinement Protocol | OTHER | ||||
Refinement Target | Cross-correlation coefficient | ||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--LOCAL CORRELATION REFINEMENT PROTOCOL--ELECTRON CRYSTALLOGRAPHY |
Data Acquisition | |||||||||
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Detector Type | KODAK SO-163 FILM | ||||||||
Electron Dose (electrons/Å**2) | 15 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | 93 |
Microscope Model | FEI TECNAI F20 |
Minimum Defocus (nm) | 760 |
Maximum Defocus (nm) | 2900 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 50000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 200 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
MODEL FITTING | Flex-EM | |
MODEL FITTING | UCSF Chimera | |
RECONSTRUCTION | FREALIGN | |
RECONSTRUCTION | SPIDER |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
DONE IN FREALIGN |