ELECTRON MICROSCOPY Experimental Data



EM Sample
Sample pH 7.5
Sample Aggregation State PARTICLE
EM Data Acquisition
Date of Experiment 2000-03-10
Num of Micrographs-Images Used --
Temperature (Kelvin) 4.2
Microscope Model FEI/PHILIPS CM20/SOPHIE
Detector Type KODAK SO163 FILM
Minimum Defocus (nm) 800.0
Maximum Defocus (nm) 2500.0
Minimum Tilt Angle (degrees) 0.0
Maximum Tilt Angle (degrees) 0.0
Nominal CS 1.35
Imaging Mode BRIGHT FIELD
Electron Dose (electrons nm**-2) 1500.0
Illumination Mode FLOOD BEAM
Nominal Magnification --
Calibrated Magnification 58500
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 120
Imaging Details --
3D Reconstruction
Software Package(s)
Reconstruction Method "exact filter" backprojection
EM Image Reconstruction Statistics
Actual Pixel Size 2.25
Effective Resolution 13.0
CTF Correction Method phase flip
EM Map-Model Fitting and Refinement
Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Fitting Software
REAL rigid body best visual fit using the program Amira (ribosomal proteins), best fit using the program Situs (EF-Tu) -- -- Amira, Situs