ELECTRON MICROSCOPY

Sample

Sub-tomogram averaged map of post-fusion E1 glycoprotein trimer from Chikungunya virus

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details blot for 7-8 seconds
3D Reconstruction
Reconstruction Method SUBTOMOGRAM AVERAGING
Number of Particles 590
Reported Resolution (Å) 27.2
Resolution Method FSC 0.5 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol RIGID BODY FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 70
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 2500
Maximum Defocus (nm) 5000
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 53000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
VOLUME SELECTION PEET ?
IMAGE ACQUISITION Leginon ?
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION CTFPHASEFLIP ?
MODEL FITTING UCSF Chimera ?
RECONSTRUCTION PEET ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?