ELECTRON MICROSCOPY

Sample

E. coli ribosome complex 70S-Apr-EF-G-GDP-Pi-fMet-Phe-tRNAPhe-tRNA-fMet-mRNA

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument HOMEMADE PLUNGER
Cryogen Name ETHANE
Sample Vitrification Details Manual blotting & plunge-freezing
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 9108
Reported Resolution (Å) 4
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 RSCC
Overall B Value ?
Fitting Procedure ?
Details Instead of Chimera ChimeraX was used.
Data Acquisition
Detector Type FEI FALCON III (4k x 4k)
Electron Dose (electrons/Å2) 30
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 200
Maximum Defocus (nm) 1500
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 0.01
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 59000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details Aberration corrections performed using Cs image corrector (CEOS company)
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION EPU ?
CTF CORRECTION CTFFIND 4.1
MODEL FITTING Coot 0.9.3
MODEL FITTING UCSF Chimera 1.2
MODEL FITTING ISOLDE 1.1.0
INITIAL EULER ASSIGNMENT RELION 3.1
FINAL EULER ASSIGNMENT RELION 3.1
CLASSIFICATION RELION 3.1
RECONSTRUCTION RELION 3.1
MODEL REFINEMENT PHENIX 16
MODEL REFINEMENT ISOLDE 1.1.0
MODEL REFINEMENT Coot 0.9.3
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?