8BFZ

Amyloid-beta 42 filaments extracted from the human brain with Arctic mutation (E22G) of Alzheimer's disease | ABeta42


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_other20.26
r_long_range_B_refined20.246
r_dihedral_angle_3_deg15.271
r_scangle_other15.057
r_mcangle_other11.711
r_mcangle_it11.684
r_scbond_it8.781
r_scbond_other8.763
r_mcbond_it7.455
r_mcbond_other7.449
RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_other20.26
r_long_range_B_refined20.246
r_dihedral_angle_3_deg15.271
r_scangle_other15.057
r_mcangle_other11.711
r_mcangle_it11.684
r_scbond_it8.781
r_scbond_other8.763
r_mcbond_it7.455
r_mcbond_other7.449
r_dihedral_angle_1_deg7.197
r_angle_refined_deg1.257
r_angle_other_deg0.509
r_chiral_restr0.072
r_bond_refined_d0.006
r_gen_planes_refined0.006
r_gen_planes_other0.002
r_bond_other_d
r_dihedral_angle_2_deg
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
Amyloid-beta 42 dimeric filaments extracted from the human brain with Arctic mutation (E22G) of Alzheimer's disease
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles34191
Reported Resolution (Å)2.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypeHELICAL
Axial SymmetryC2
Axial Rise4.8
Angular Rotation-2.92
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)40
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)800
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
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION
IMAGE ACQUISITIONEPU
CTF CORRECTIONRELION
MODEL FITTINGCoot
INITIAL EULER ASSIGNMENTRELION
FINAL EULER ASSIGNMENTRELION
CLASSIFICATIONRELION
RECONSTRUCTIONRELION
MODEL REFINEMENTREFMAC
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION