ELECTRON MICROSCOPY

Sample

Thermus thermophilus 70S ribosome

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK I
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 70761
Reported Resolution (Å) 13
Resolution Method FSC 0.5 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target Cross-Correlation
Overall B Value ?
Fitting Procedure ?
Details REFINEMENT PROTOCOL--Rigid Body and flexible fitting DETAILS--The domains were initially separately fitted by manual docking and then further optimized using mdff. A model of SmpB C-terminal Tail (KAYEKRREDKKEAVRRALEEL) was added.
Data Acquisition
Detector Type KODAK SO-163 FILM
Electron Dose (electrons/Å2) .
Imaging Experiment
Date of Experiment 2009-07-01
Temprature (Kelvin)
Microscope Model JEOL 2200FS
Minimum Defocus (nm) 900
Maximum Defocus (nm) 2200
Minimum Tilt Angle (degrees) 0.0
Maximum Tilt Angle (degrees) 0.0
Nominal CS 2
Imaging Mode BRIGHT FIELD
Specimen Holder Model GATAN LIQUID NITROGEN
Nominal Magnification 50000
Calibrated Magnification 45700
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
MODEL FITTING MDFF ?
MODEL FITTING UCSF Chimera ?
RECONSTRUCTION IMAGIC 5
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. Each particle