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Cryo-EM structure of serine 87 O-GlcNAc-modified alpha-synuclein fibrils
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6A6B
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 8.333 f_angle_d 0.642 f_chiral_restr 0.049 f_bond_d 0.003 f_plane_restr 0.002
Sample serine 87 O-GlcNAc-modified alpha-synuclein
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 22042 Reported Resolution (Å) 4.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 4.926 Angular Rotation -0.7
Map-Model Fitting and Refinement Id 1 (6A6B) Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 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
EM Software Task Software Package Version PARTICLE SELECTION EMAN2 2.31 IMAGE ACQUISITION EPU 3.5 CTF CORRECTION CTFFIND 4.1 MODEL FITTING Coot 0.9.8.1 INITIAL EULER ASSIGNMENT RELION 3.1 FINAL EULER ASSIGNMENT RELION 3.1 CLASSIFICATION RELION 3.1 RECONSTRUCTION RELION 3.1 MODEL REFINEMENT PHENIX 20.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE