6GSI
Feline Calicivirus Strain F9 bound to a soluble ectodomain fragment of feline junctional adhesion molecule A - leading to assembly of a portal structure at a unique three-fold axis.
ELECTRON MICROSCOPY
Sample |
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Feline calicivirus strain F9 |
Sample Components |
Capsid |
feline junctional adhesion molecule A |
VP2 - portal. |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK IV |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 58510 |
Reported Resolution (Å) | 3.75 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | Origins and orientations were originally assigned by 3D auto refinement with full icosahedral symmetry. Random group assignment was carried through th ... |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C1 |
Data Acquisition | |||||||||
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Detector Type | FEI FALCON III (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 63 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | |
Maximum Defocus (nm) | |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2.7 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
Nominal Magnification | 75000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
IMAGE ACQUISITION | EPU | |
CTF CORRECTION | Gctf | |
INITIAL EULER ASSIGNMENT | RELION | 2.1 |
FINAL EULER ASSIGNMENT | RELION | 2.1 |
CLASSIFICATION | RELION | 2.1 |
RECONSTRUCTION | RELION | 2.1 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | CTF correction was implemented through Relion | 129884 | Autopicking in Relion |