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Cryo-EM structure of the wild-type alpha-synuclein fibril.
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.2863 f_angle_d 2.008 f_chiral_restr 0.1147 f_bond_d 0.0131 f_plane_restr 0.0068
Sample Human wild-type alpha-synuclein fibril
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 27610 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details The alpha-synuclein fibril was reconstructed using RELION-3.1. Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 2.41 Angular Rotation 179.62
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) 30
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN 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
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE