9QFM | pdb_00009qfm

LY12 Main Morphology


ELECTRON MICROSCOPY
Sample
Amyloid fibril formed by the aggregation of a 12 aa long fragment from cruciferin 3 (223-234) from A. thaliana.
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification InstrumentLEICA PLUNGER
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles134959
Reported Resolution (Å)2.96
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypeHELICAL
Axial SymmetryC2
Axial Rise4.78
Angular Rotation-1.66
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)52.29
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)600
Maximum Defocus (nm)1500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification165000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION5.0-beta
CTF CORRECTIONRELION5.0-beta
INITIAL EULER ASSIGNMENTRELION5.0-beta
FINAL EULER ASSIGNMENTRELION5.0-beta
CLASSIFICATIONRELION5.0-beta
RECONSTRUCTIONRELION5
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION