8FKR

Human nucleolar pre-60S ribosomal subunit (State B1)


ELECTRON MICROSCOPY
Sample
Human nucleolar pre-60S ribosomal subunit (State B1)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsFour applications with manual blotting before last blotting with the vitrobot.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles21669
Reported Resolution (Å)2.89
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 K3 (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification64000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION4.0
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONGctf1.06
INITIAL EULER ASSIGNMENTRELION4.0
FINAL EULER ASSIGNMENTcryoSPARC3.3.2
CLASSIFICATIONRELION4.0
CLASSIFICATIONcryoSPARC3.3.2
RECONSTRUCTIONcryoSPARC3.3.2
MODEL REFINEMENTPHENIX1.19.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION