6MUX

ELECTRON MICROSCOPY

Sample

20S proteasome/PA28 complex.

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details wait time 0sec blot time 2sec blot force -1
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 57337
Reported Resolution (Å) 3.9
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 AB INITIO MODEL
Refinement Target ?
Overall B Value 82.68
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å2) 32
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TALOS ARCTICA
Minimum Defocus (nm) 1000
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 100000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 2.1
IMAGE ACQUISITION EPU ?
CTF CORRECTION Gctf 1.06
MODEL FITTING UCSF Chimera ?
INITIAL EULER ASSIGNMENT RELION 2.1
FINAL EULER ASSIGNMENT RELION 2.1
CLASSIFICATION RELION 2.1
RECONSTRUCTION RELION 3.0
MODEL REFINEMENT PHENIX 1.14
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
NONE ?