8EJD

Structure of lineage IV Lassa virus glycoprotein complex (strain Josiah)


ELECTRON MICROSCOPY
Sample
Lassa mammarenavirus GPC
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsWait time 10 s; blotting time varied between 3-7 s; blotting force of 0
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles56496
Reported Resolution (Å)3.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC3
Map-Model Fitting and Refinement
Id1 (7SGD)
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TALOS ARCTICA
Minimum Defocus (nm)700
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC3.2
IMAGE ACQUISITIONLeginon
CTF CORRECTIONcryoSPARC3.2
MODEL REFINEMENTRosetta
INITIAL EULER ASSIGNMENTcryoSPARC3.2
INITIAL EULER ASSIGNMENTRELION3.1
FINAL EULER ASSIGNMENTcryoSPARC3.2
RECONSTRUCTIONcryoSPARC3.2
RECONSTRUCTIONRELION3.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION