3J79

Cryo-EM structure of the Plasmodium falciparum 80S ribosome bound to the anti-protozoan drug emetine, large subunit


ELECTRON MICROSCOPY
Sample
Plasmodium falciparum 80S ribosome bound to the anti-protozoan drug emetine
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlot 2.5 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles105247
Reported Resolution (Å)3.2
Resolution MethodFSC 0.143 CUT-OFF
Other DetailsA newly developed statistical movie processing approach was used to compensate for beam-induced movement.
Refinement TypeHALF-MAPS REFINED INDEPENDENTLY
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON II (4k x 4k)
Electron Dose (electrons/Å**2)20
Imaging Experiment1
Date of Experiment2014-01-19
Temperature (Kelvin)85
Microscope ModelFEI POLARA 300
Minimum Defocus (nm)800
Maximum Defocus (nm)3800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification78000
Calibrated Magnification104748
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
CTF CORRECTIONCTFFIND3
RECONSTRUCTIONRELION
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
Each particle