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Structure of a red shifted PSI monomer from 6803
Sample photosystem I from cyanobacteria containing two red shifting mutation in PsaB
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 857484 Reported Resolution (Å) 1.76 Resolution Method FSC 0.143 CUT-OFF Other Details C3 expanded dataset Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 35
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 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 PARTICLE SELECTION cryoSPARC 4.7 MODEL REFINEMENT PHENIX 1.21.2_5419 CTF CORRECTION cryoSPARC 4.7 INITIAL EULER ASSIGNMENT cryoSPARC 4.7 FINAL EULER ASSIGNMENT cryoSPARC 4.7 RECONSTRUCTION cryoSPARC 4.7
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY