9D5C | pdb_00009d5c

Cryo-EM structure of serine 87 O-GlcNAc-modified alpha-synuclein fibrils


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6A6B 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d8.333
f_angle_d0.642
f_chiral_restr0.049
f_bond_d0.003
f_plane_restr0.002
Sample
serine 87 O-GlcNAc-modified alpha-synuclein
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles22042
Reported Resolution (Å)4.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypeHELICAL
Axial SymmetryC1
Axial Rise4.926
Angular Rotation-0.7
Map-Model Fitting and Refinement
Id1 (6A6B)
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 SELECTIONEMAN22.31
IMAGE ACQUISITIONEPU3.5
CTF CORRECTIONCTFFIND4.1
MODEL FITTINGCoot0.9.8.1
INITIAL EULER ASSIGNMENTRELION3.1
FINAL EULER ASSIGNMENTRELION3.1
CLASSIFICATIONRELION3.1
RECONSTRUCTIONRELION3.1
MODEL REFINEMENTPHENIX20.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE