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Structure of C2S2M2-type Photosystem supercomplex from Arabidopsis thaliana (digitonin-extracted)
Sample Photosystem II - Light Harvesting Complex II supercomplex (PSII-LHCII, C2S2M2-type) Sample Components CP24-LHCII (M-trimer) LHCII S-trimer CP29 CP26 Photosystem II core complex (dimer)
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot force -5
Wait time 1s
Blotting time 5s
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 100712 Reported Resolution (Å) 2.79 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 Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 1.49
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU 2.7.0 CTF CORRECTION cryoSPARC 2.15 INITIAL EULER ASSIGNMENT cryoSPARC 2.15 FINAL EULER ASSIGNMENT cryoSPARC 2.15 RECONSTRUCTION cryoSPARC 2.15 MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE