3J48
Cryo-EM structure of Poliovirus 135S particles
ELECTRON MICROSCOPY
Sample |
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Poliovirus 1 Mahoney 135S particle |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | HOMEMADE PLUNGER |
Cryogen Name | ETHANE |
Sample Vitrification Details | Blotted manually in ambient atmosphere before plunging into ethane cooled by liquid nitrogen. |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 117330 |
Reported Resolution (Å) | 5.5 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | Single particle details: The particles were selected using an automatic selection program (Single particle--Applied symmetry: I) |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | I |
Map-Model Fitting and Refinement | |||||
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Id | 1 (1POV, 1POV, 1POV) | ||||
Refinement Space | RECIPROCAL | ||||
Refinement Protocol | RIGID BODY FIT | ||||
Refinement Target | mean amplitude-weighted cosine of the phase difference | ||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--rigid body REFINEMENT PROTOCOL--rigid body DETAILS--Most of the model was docked, with specific areas of discrepancy fitted. The fitting was ... |
Data Acquisition | |||||||||
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Detector Type | TVIPS TEMCAM-F415 (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 15 |
Imaging Experiment | 1 |
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Date of Experiment | 2011-02-28 |
Temperature (Kelvin) | 90 |
Microscope Model | FEI TECNAI F20 |
Minimum Defocus (nm) | 980 |
Maximum Defocus (nm) | 2000 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | GATAN LIQUID NITROGEN |
Nominal Magnification | 62000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 200 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
MODEL FITTING | Coot | |
MODEL FITTING | REFMAC | |
RECONSTRUCTION | FREALIGN |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
Each micrograph |