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Cryo-EM structure of apo CbCash dodecamer
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other
Sample Dodecamer complex of Apo CbCash
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot Force 15
Wait Time 0s
Blot Time 3.5s
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 267632 Reported Resolution (Å) 2.86 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry D2
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 57.04
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 500 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 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.6.1 IMAGE ACQUISITION Leginon CTF CORRECTION cryoSPARC 4.6.1 MODEL FITTING cryoSPARC 4.6.1 MODEL REFINEMENT cryoSPARC 4.6.1 CLASSIFICATION cryoSPARC RECONSTRUCTION cryoSPARC 4.6.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION