8BGS

Tau Paired Helical Filament from Extracellular Vesicles from Alzheimer's disease brain


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_refined24.955
r_long_range_B_other24.933
r_scangle_other17.857
r_dihedral_angle_3_deg12.037
r_mcangle_it11.686
r_mcangle_other11.672
r_dihedral_angle_1_deg11.579
r_scbond_it10.358
r_scbond_other10.342
r_mcbond_it7.523
RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_refined24.955
r_long_range_B_other24.933
r_scangle_other17.857
r_dihedral_angle_3_deg12.037
r_mcangle_it11.686
r_mcangle_other11.672
r_dihedral_angle_1_deg11.579
r_scbond_it10.358
r_scbond_other10.342
r_mcbond_it7.523
r_mcbond_other7.515
r_dihedral_angle_2_deg2.933
r_angle_refined_deg1.59
r_angle_other_deg0.632
r_chiral_restr0.081
r_bond_refined_d0.007
r_gen_planes_refined0.006
r_gen_planes_other0.003
r_bond_other_d
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Sample
Tau Paired Helical Filament
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles18041
Reported Resolution (Å)3.16
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypeHELICAL
Axial SymmetryC1
Axial Rise2.354
Angular Rotation174.439
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)38.7
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1400
Maximum Defocus (nm)2200
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE