ELECTRON MICROSCOPY

Sample

Bacterial flagellar polyhook

Specimen Preperation
Sample Aggregation State FILAMENT
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details 3 second blot, 4.0uL
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 234536
Reported Resolution (Å) 2.86
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target CC
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type FEI FALCON III (4k x 4k)
Electron Dose (electrons/Å2) 89
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 430
Maximum Defocus (nm) 5130
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 105000
Calibrated Magnification 107914
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details nanoprobe, parallel beam illumination
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION EPU ?
CTF CORRECTION CTFFIND 4.1
MODEL FITTING Coot 0.8.9
MODEL REFINEMENT PHENIX 1.14-3260
INITIAL EULER ASSIGNMENT cisTEM 1.0.1-beta
FINAL EULER ASSIGNMENT cisTEM 1.0.1-beta
CLASSIFICATION cisTEM 1.0.1-beta
RECONSTRUCTION cisTEM 1.0.1-beta
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION deconvolution in cisTEM