6TZA

CryoEM reconstruction of ESCRT-III filament composed of IST1 NTD R16E K27E double mutant


ELECTRON MICROSCOPY
Sample
ESCRT-III filament composed of N-terminal domain of the IST1 R16E K27E double mutant
Specimen Preparation
Sample Aggregation StateHELICAL ARRAY
Vitrification InstrumentFEI VITROBOT MARK I
Cryogen NameETHANE
Sample Vitrification DetailsGrids were blotted with Whatman No. 1 filter paper for 4-8 seconds with a 0 mm offset at 19C and 100 percent humidity before plunging into liquid etha ...Grids were blotted with Whatman No. 1 filter paper for 4-8 seconds with a 0 mm offset at 19C and 100 percent humidity before plunging into liquid ethane.
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles4556
Reported Resolution (Å)7.2
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypeHELICAL
Axial SymmetryC1
Axial Rise3
Angular Rotation26.85
Map-Model Fitting and Refinement
Id1
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)53
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TECNAI F20
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONSerialEM
MODEL REFINEMENTPHENIX
FINAL EULER ASSIGNMENTRELION
RECONSTRUCTIONRELION
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION