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Structure of beta-lactoglobulin fibril
Sample Beta-lactoglobulin fibril
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE-PROPANE Sample Vitrification Details 3.7 ul sample was applied and blotted for 6 s after a wait time of 30 s with a force of 0
3D Reconstruction Reconstruction Method HELICAL Number of Particles 67843 Reported Resolution (Å) 3.17 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 4.80371 Angular Rotation -2.7376 Axial Symmetry C1 Axial Rise 4.80359 Angular Rotation -2.73567
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 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 57.5
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 IMAGE ACQUISITION EPU 3.2.0.4776 RECONSTRUCTION RELION 5.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1387479 from 3825 micrographs selected based on rlnCtfMaxResolution with a cut-off of 4 A