ELECTRON MICROSCOPY

Sample

photosystem I-light-harvesting complex I-prasinophyte-specific Lhc protein (PSI-LHCI-Lhcp) supercomplex

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument ?
Cryogen Name NITROGEN
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 80366
Reported Resolution (Å) 2.94
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 RIGID BODY FIT
Refinement Target Correlation coefficient
Overall B Value 110.967
Fitting Procedure ?
Details Initial local fitting was done using Chimera and then Wincoot was usd for flexible fitting
Data Acquisition
Detector Type GATAN K2 BASE (4k x 4k)
Electron Dose (electrons/Å2) 60.0
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN
Minimum Defocus (nm) 1800
Maximum Defocus (nm) 2200
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 ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC 3.3.1
CTF CORRECTION cryoSPARC 3.3.1
CTF CORRECTION MotionCorr2 1.3
MODEL FITTING UCSF Chimera 1.16
INITIAL EULER ASSIGNMENT RELION 3.1
FINAL EULER ASSIGNMENT RELION 3.1
RECONSTRUCTION RELION 3.1
MODEL REFINEMENT PHENIX 1.19.2
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
NONE ?
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