ELECTRON MICROSCOPY

Sample

E. coli 70S ribosome bound with RF1

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument HOMEMADE PLUNGER
Cryogen Name ETHANE
Sample Vitrification Details Rapid freezing in liquid ethane
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 24622
Reported Resolution (Å) 12.8
Resolution Method ?
Other Details SPIDER package
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol RIGID BODY FIT
Refinement Target cross-correlation coefficient, real-space R factor
Overall B Value ?
Fitting Procedure ?
Details METHOD--Auto REFINEMENT PROTOCOL--multi-rigid body, real-space refinement
Data Acquisition
Detector Type KODAK SO-163 FILM
Electron Dose (electrons/Å2) 20
Imaging Experiment
Date of Experiment 2002-12-01
Temprature (Kelvin)
Microscope Model FEI TECNAI F20
Minimum Defocus (nm) 2000
Maximum Defocus (nm) 4000
Minimum Tilt Angle (degrees) 0
Maximum Tilt Angle (degrees) 0
Nominal CS 2
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 50000
Calibrated Magnification 49696
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
MODEL FITTING RSRef ?
RECONSTRUCTION SPIDER ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. CTF correction of 3D map
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