ELECTRON MICROSCOPY

Sample

Native supercoiled hook

Specimen Preperation
Sample Aggregation State FILAMENT
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 157334
Reported Resolution (Å) 3.1
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 ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 0.87
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model JEOL CRYO ARM 200
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 1.4
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 50000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
CTF CORRECTION Gctf 1.06
MODEL FITTING UCSF Chimera 1.11
MODEL FITTING Coot 0.8.9
INITIAL EULER ASSIGNMENT cryoSPARC 2
FINAL EULER ASSIGNMENT cryoSPARC 2
CLASSIFICATION cryoSPARC 2
RECONSTRUCTION cryoSPARC 2
MODEL REFINEMENT PHENIX 1.13
MODEL REFINEMENT Coot 0.8.9
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?