ELECTRON MICROSCOPY

Sample

Human RAD51 and ssDNA formed presynaptic complex

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 33838
Reported Resolution (Å) 4.4
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 GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 50
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 1500
Maximum Defocus (nm) 2500
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 22500
Calibrated Magnification 22500
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION UCSFImage4 ?
CTF CORRECTION CTFFIND3 ?
MODEL FITTING Chimera 1.9
INITIAL EULER ASSIGNMENT SPIDER 20.02
INITIAL EULER ASSIGNMENT RELION 1.2
FINAL EULER ASSIGNMENT SPIDER 20.02
FINAL EULER ASSIGNMENT RELION 1.2
CLASSIFICATION IMAGIC-4D 110817
RECONSTRUCTION SPIDER 20.02
RECONSTRUCTION RELION 1.2
MODEL REFINEMENT Coot 0.7.2
MODEL REFINEMENT PHENIX 1.9
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING ONLY ?
Feedback Form
Name
Email
Institute
Feedback