ELECTRON MICROSCOPY Experimental Data



EM Sample
Sample Vitrification Details Rapid-freezing in liquid ethane
Sample Aggregation State PARTICLE
Sample Reconstruction Method SINGLE PARTICLE
Name of Sample 70S ribosome
EM Data Acquisition
Date of Experiment 2003-08-01
Temperature (Kelvin) 93.0
Microscope Model FEI TECNAI F20
Detector Type KODAK SO-163 FILM
Minimum Defocus (nm) 3700.0
Maximum Defocus (nm) 1450.0
Minimum Tilt Angle (degrees) 0.0
Maximum Tilt Angle (degrees) 0.0
Nominal CS 2.0
Imaging Mode BRIGHT FIELD
Electron Dose (electrons per Å**-2) 15.0
Illumination Mode FLOOD BEAM
Nominal Magnification 49000
Calibrated Magnification 52000
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details --
3D Reconstruction
Software Package(s) --
Reconstruction Method(s) --
EM Image Reconstruction Statistics
Number of Particles 27644
Other Details SPIDER package, This entry contains only C alpha and P atoms.
Effective Resolution 13.0
EM Map-Model Fitting and Refinement
Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Fitting Software
REAL OTHER -- -- -- --