ELECTRON MICROSCOPY

Sample

Fatty Acid Synthase Complex from Chaetomium thermophilum

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details For plunging, blot force 2 and blotting time of 6 sec were applied.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 5231
Reported Resolution (Å) 4.47
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 Initial models were predicted using AlphaFold v2.0.1, fitted into reconstructions using COOT and finally refined in real space using COOT and phenix.real_space_refine
Data Acquisition
Detector Type FEI FALCON III (4k x 4k)
Electron Dose (electrons/Å2) 30
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS GLACIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 2000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model OTHER
Nominal Magnification 92000
Calibrated Magnification 95675
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC 3.1
CTF CORRECTION cryoSPARC 3.1
MODEL FITTING Coot 0.9.2-pre
INITIAL EULER ASSIGNMENT cryoSPARC 3.1
FINAL EULER ASSIGNMENT cryoSPARC 3.1
CLASSIFICATION cryoSPARC 3.1
RECONSTRUCTION cryoSPARC 3.1
MODEL REFINEMENT Coot 0.9.2-pre
MODEL REFINEMENT PHENIX 1.18.2
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?