ELECTRON MICROSCOPY

Sample

Large PSI-LHCI supercomplex

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Lights off, blot 4.5 seconds before plunging.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 14412
Reported Resolution (Å) 11.6
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space ?
Refinement Protocol RIGID BODY FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN ULTRASCAN 4000 (4k x 4k)
Electron Dose (electrons/Å2) 25
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TECNAI F20
Minimum Defocus (nm) -2500
Maximum Defocus (nm) -1800
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.2
Imaging Mode BRIGHT FIELD
Specimen Holder Model GATAN 626 SINGLE TILT LIQUID NITROGEN CRYO TRANSFER HOLDER
Nominal Magnification 80000
Calibrated Magnification 107140
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 120
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Gautomatch ?
IMAGE ACQUISITION Leginon ?
IMAGE ACQUISITION Gautomatch ?
CTF CORRECTION CTFFIND 3
MODEL FITTING UCSF Chimera ?
INITIAL EULER ASSIGNMENT RELION 1.4
FINAL EULER ASSIGNMENT RELION 1.4
CLASSIFICATION RELION 1.4
RECONSTRUCTION RELION 1.4
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?