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ELECTRON MICROSCOPY

Sample

Dark apoptosome

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK II
Cryogen Name ETHANE
Sample Vitrification Details Blot for 2 seconds before plunging into liquid ethane (FEI VITROBOT MARK II).
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 9354
Reported Resolution (Å) 4.0
Resolution Method FSC 0.143 CUT-OFF
Other Details To correct for beam-induced movements, the 16 video frames for each micrograph were first aligned using whole-image motion correction. Then particle-based beam-induced movement correction was performed using statistical movie processing in RELION.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector Type FEI FALCON II (4k x 4k)
Electron Dose (electrons/Å2) 28
Imaging Experiment
Date of Experiment 2013-11-17
Temprature (Kelvin)
Microscope Model FEI POLARA 300
Minimum Defocus (nm) 1600
Maximum Defocus (nm) 6600
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2
Imaging Mode BRIGHT FIELD
Specimen Holder Model GATAN LIQUID NITROGEN
Nominal Magnification 78000
Calibrated Magnification 104748
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
CTF CORRECTION CTFFIND 3
RECONSTRUCTION RELION ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. Each particle
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