ELECTRON MICROSCOPY

Sample

Plasmodium falciparum 80S ribosome bound to the anti-protozoan drug emetine

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Blot 2.5 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 105247
Reported Resolution (Å) 3.2
Resolution Method FSC 0.143 CUT-OFF
Other Details A newly developed statistical movie processing approach was used to compensate for beam-induced movement.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector Type FEI FALCON II (4k x 4k)
Electron Dose (electrons/Å2) 20
Imaging Experiment
Date of Experiment 2014-01-19
Temprature (Kelvin)
Microscope Model FEI POLARA 300
Minimum Defocus (nm) 800
Maximum Defocus (nm) 3800
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.0
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 78000
Calibrated Magnification 104748
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
CTF CORRECTION CTFFIND 3
RECONSTRUCTION RELION ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. Each particle