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ELECTRON MICROSCOPY

Sample

Transthyretin derived amyloid fibril (V30M)

Specimen Preperation
Sample Aggregation State HELICAL ARRAY
Vitrification Instrument FEI VITROBOT MARK III
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method HELICAL
Number of Particles 70624
Reported Resolution (Å) 2.97
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type HELICAL
Map-Model Fitting and Refinement
ID 1
Refinement Space RECIPROCAL
Refinement Protocol AB INITIO MODEL
Refinement Target Cross-correlation coefficient
Overall B Value 89.59
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 FEI TITAN KRIOS
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.70
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification ?
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 2.1
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION Gctf ?
MODEL FITTING Coot 0.9
CLASSIFICATION RELION ?
RECONSTRUCTION RELION 2.1
MODEL REFINEMENT PHENIX ?
MODEL REFINEMENT REFMAC ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?
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