7TI4

Adeno-associated Virus Go.1 at 2.9 Angstroms resolution, AAVGo.1 AAV-Go


ELECTRON MICROSCOPY
Sample
Adeno-associated virus
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsTwo 2uL aliquots applied to grid (manual blotting between), prior to automated 3 second blot before plunging.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles140568
Reported Resolution (Å)2.93
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)32.9
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)700
Maximum Defocus (nm)2700
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification64000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
INITIAL EULER ASSIGNMENTRELION3.1
RECONSTRUCTIONRELION3.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLYCTF correction was performed per particleLoG Picker was used for initial automated particle selection. Templates were then generated by 2D classification, followed by particle template selection in Relion 3.0.