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Cryo-EM structure of Arabidopsis thaliana H2A.W-H3.3-nucleosome with Arabidopsis native 147bp DNA 15.2.2 (C2 symmetry)
Sample Arabidopsis thaliana H2A.W-H3.3-nucleosome with Arabidopsis native 147bp DNA 15.2.2
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 165777 Reported Resolution (Å) 2.85 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C2
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 900 Maximum Defocus (nm) 1800 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL REFINEMENT PHENIX 1.20.1_4487: IMAGE ACQUISITION EPU RECONSTRUCTION cryoSPARC 4.3
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE