ELECTRON MICROSCOPY

Sample

50S LiCl core particle

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details continuous carbon, 3 microL of sample, incubate for 30 seconds, blot for 3.5 seconds
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 384374
Reported Resolution (Å) 2.84
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 correlation coefficient
Overall B Value 69.21
Fitting Procedure ?
Details Low-resolution regions were modeled at a lower contour level.
Data Acquisition
Detector Type FEI FALCON III (4k x 4k)
Electron Dose (electrons/Å2) 42
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
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 75000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details The sample stage was tilted at 0, 15 or 30 degrees
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 3.0
IMAGE ACQUISITION EPU ?
CTF CORRECTION Gctf ?
CTF CORRECTION RELION 3.1
MODEL FITTING UCSF Chimera 1.14
MODEL FITTING PHENIX 1.19
MODEL FITTING Coot 0.8
FINAL EULER ASSIGNMENT RELION 3.1
RECONSTRUCTION RELION 3.1
MODEL REFINEMENT PHENIX 1.19
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?
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