ELECTRON MICROSCOPY Experimental Data



Virus Particulars
Virus Host Category Virus Host Species Virus Host Growth Cell Virus Type Virus Isolate ICTVDB ID
VERTEBRATES mammals BHK VERTEBRATES -- 00.073.0.01.001
EM Sample
Sample Concentration (mg/ml) 6.0
Sample pH 7.5
Sample Aggregation State PARTICLE
Name of Sample Sindbis Virus
EM Data Acquisition
Date of Experiment 2000-06-15
Num of Micrographs-Images Used --
Temperature (Kelvin) 87.0
Microscope Model PHILLIPS CM200
Detector Type KODAK SO163 FILM
Minimum Defocus (nm) 1100.0
Maximum Defocus (nm) 2580.0
Minimum Tilt Angle (degrees) 0.0
Maximum Tilt Angle (degrees) 0.0
Nominal CS 2.0
Imaging Mode BRIGHT FIELD
Electron Dose (electrons nm**-2) 1840.0
Illumination Mode FLOOD BEAM LOW DOSE
Nominal Magnification 38000
Calibrated Magnification --
Source SCHOTTKY FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details --
3D Reconstruction
Software Package(s)
Reconstruction Method FOURIER-BESSEL method Reference: Baker, T. S., N. H. Olson, and S. D. Fuller (1999). Adding the third dimension to virus life cycles: Three-dimensional reconstruction of icosahedral viruses from cryo-electron micrographs. Micro. & Mol. Bio. Rev. 63:862-922.
EM Image Reconstruction Statistics
Nominal Pixel Size 3.68
Effective Resolution 11.4
CTF Correction Method each viral image was CTF corrected before reconstruction, based on the following equation: F(corr)=F(obs)/[|CTF|+wiener]
EM Map-Model Fitting and Refinement
Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Fitting Software
REAL -- -- 1000.0 -- EMFIT