ELECTRON MICROSCOPY

Sample

RNA exosome core (Exo9)

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Sample volume 3 ul Wait time 5 s, Blot time 5 s, Delay time 0 s Force 12
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 276958
Reported Resolution (Å) 3.19
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 ?
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 40
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model JEOL CRYO ARM 200
Minimum Defocus (nm) 600
Maximum Defocus (nm) 2200
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model JEOL CRYOSPECPORTER
Nominal Magnification 60000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 4.0.1
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION RELION 4.0.1
CTF CORRECTION CTFFIND 4.1
MODEL FITTING UCSF ChimeraX 1.1
MODEL FITTING PHENIX 1.20.1-4487
MODEL REFINEMENT PHENIX 1.20.1-4487
MODEL REFINEMENT ISOLDE 1.6
MODEL REFINEMENT Coot 0.9.6
INITIAL EULER ASSIGNMENT RELION 4.0.1
FINAL EULER ASSIGNMENT RELION 4.0.1
CLASSIFICATION RELION 4.0.1
RECONSTRUCTION RELION 4.0.1
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?