8C93

Cryo-EM captures early ribosome assembly in action


ELECTRON MICROSCOPY
Sample
large ribosomal subunit precursor C-
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles11975
Reported Resolution (Å)4.17
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)62
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI POLARA 300
Minimum Defocus (nm)500
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2
Imaging ModeOTHER
Specimen Holder Model
Nominal Magnification31000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONGautomatch0.53
IMAGE ACQUISITIONLeginon
CTF CORRECTIONGctf1.06
MODEL FITTINGCoot0.9.6.2
INITIAL EULER ASSIGNMENTcryoSPARC3.3
CLASSIFICATIONcryoSPARC3.3
CLASSIFICATIONRELION3.1
RECONSTRUCTIONcryoSPARC
MODEL REFINEMENTPHENIX1.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION653029