ELECTRON MICROSCOPY Experimental Data



EM Sample
Sample Vitrification Details holey carbon grid at 20C; flash frozen into liquid ethan
Sample Aggregation State PARTICLE
Sample Reconstruction Method SINGLE PARTICLE
Name of Sample release factor RF2 bound to E. coli ribosomes
EM Data Acquisition
Date of Experiment 2001-09-06
Temperature (Kelvin) 100.0
Microscope Model FEI/PHILIPS CM200FEG/ST
Detector Type KODAK SO-163 FILM
Minimum Defocus (nm) 500.0
Maximum Defocus (nm) 2900.0
Minimum Tilt Angle (degrees) 0.0
Maximum Tilt Angle (degrees) 0.0
Nominal CS 2.1
Imaging Mode BRIGHT FIELD
Electron Dose (electrons per Å**-2) 10.0
Illumination Mode FLOOD BEAM
Nominal Magnification 50000
Calibrated Magnification 48000
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details low dose mode
3D Reconstruction
Software Package(s) --
Reconstruction Method(s) --
EM Image Reconstruction Statistics
Number of Particles 15800
Other Details iterative refinement procedure as described in Quat. Rev. of Biophysics 33, 4 (2000), pp. 307-369
Effective Resolution 14.0
EM Map-Model Fitting and Refinement
Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Fitting Software
REAL RIGID BODY FIT best visual fit using the program O -- -- --