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 7PNB | pdb_00007pnb

Sulfolobus acidocaldarius 0406 filament.


ELECTRON MICROSCOPY
Sample
Filament
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodHELICAL
Number of Particles188620
Reported Resolution (Å)3.46
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypeHELICAL
Axial SymmetryC1
Axial Rise31.649
Angular Rotation-103.234
Map-Model Fitting and Refinement
Id1
Refinement SpaceRECIPROCAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
DetailsJligand was used for preparing dictionaries for an unusual sugars and an isopeptide link beween main chain nitrogen of the N-terminal D25 and C gamma ...Jligand was used for preparing dictionaries for an unusual sugars and an isopeptide link beween main chain nitrogen of the N-terminal D25 and C gamma of N57 from N-2 monomer in the filament.
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)42.33
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
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 SELECTIONcryoSPARC3.2.0
CTF CORRECTIONcryoSPARC3.2.0
MODEL FITTINGCoot
MODEL FITTINGUCSF Chimera
MODEL FITTINGUCSF ChimeraX
MODEL FITTINGMOLREP
MODEL REFINEMENTREFMAC
MODEL REFINEMENTCCP4 package
INITIAL EULER ASSIGNMENTcryoSPARC3.2.0
FINAL EULER ASSIGNMENTcryoSPARC3.2.0
CLASSIFICATIONcryoSPARC3.2.0
RECONSTRUCTIONcryoSPARC3.2.0
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION410270