ELECTRON MICROSCOPY

Sample

HECT domain of NEDD4-2

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Vitrification carried out at Argon atmosphere
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 90979
Reported Resolution (Å) 3.06
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol AB INITIO MODEL
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details The initial local fitting was done using UCSF Chimera and proceed to use real space fitting to complete the whole assembly in Coot
Data Acquisition
Detector Type GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 1.092
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS KRIOS
Minimum Defocus (nm) 2500
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 165000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details Preliminary grid screening was performed manually
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Topaz 0.26a
IMAGE ACQUISITION Leginon ?
CTF CORRECTION cryoSPARC ?
MODEL FITTING UCSF ChimeraX version 1.9.dev202409060131 (2024-09-06)
MODEL FITTING Coot 0.9.6.EL
MODEL REFINEMENT PHENIX v1.21-5207
RECONSTRUCTION cryoSPARC v4.4
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
NONE We generated ab initio reconstruction model in CryoSPARC and use it in our pipeline
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