ELECTRON MICROSCOPY

Sample

Cardiac amyloid fibril from an immunoglobulin light chain (AL) amyloidosis patient

Specimen Preperation
Sample Aggregation State FILAMENT
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method HELICAL
Number of Particles 21031
Reported Resolution (Å) 4.0
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type HELICAL
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol ?
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type FEI FALCON III (4k x 4k)
Electron Dose (electrons/Å2) 50
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TALOS ARCTICA
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 OTHER
Nominal Magnification 120000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 2.1beta1
IMAGE ACQUISITION EPU 1.9
CTF CORRECTION CTFFIND 4.1.10
INITIAL EULER ASSIGNMENT RELION 2.1beta1
FINAL EULER ASSIGNMENT RELION v2.1beta1
CLASSIFICATION RELION 2.1beta1
RECONSTRUCTION RELION 2.1beta1
MODEL REFINEMENT PHENIX 1.13
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?