ELECTRON MICROSCOPY

Sample

E. coli 70S ribosome bound with formyl-methionyl initiator tRNA

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument ?
Cryogen Name ?
Sample Vitrification Details Rapid-freezing in liquid ethane
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles ?
Reported Resolution (Å) 11.5
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) 10
Imaging Experiment
Date of Experiment 1997-07-01
Temprature (Kelvin)
Microscope Model FEI TECNAI F20
Minimum Defocus (nm) 730
Maximum Defocus (nm) 4340
Minimum Tilt Angle (degrees) 0
Maximum Tilt Angle (degrees) 0
Nominal CS 2.0
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 51200
Calibrated Magnification 51200
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
MODEL FITTING RSRef ?
MODEL FITTING RSRef ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. CTF correction of 3D-maps