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 8FTF | pdb_00008ftf

CryoEM strucutre of 33-mer RBM3 of the Salmonella MS-ring


ELECTRON MICROSCOPY
Sample
MS-ring of the flagellar complex
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsPurified MS-rings were added to each grid at 277.15K at 100% humidity. After 30 sec of incubation, blotting was performed for 12 sec. The grid was th ...Purified MS-rings were added to each grid at 277.15K at 100% humidity. After 30 sec of incubation, blotting was performed for 12 sec. The grid was then plunged into liquid ethane using a Vitrobot Mark IV system (Thermo Fisher)
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles32042
Reported Resolution (Å)2.9
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC33
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON III (4k x 4k)
Electron Dose (electrons/Å**2)50
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 SELECTIONcryoSPARC2.15
CTF CORRECTIONcryoSPARC2.15
MODEL FITTINGUCSF ChimeraX
MODEL REFINEMENTPHENIX1.20.1
MODEL REFINEMENTCoot0.9.8.4
INITIAL EULER ASSIGNMENTcryoSPARC2.15
FINAL EULER ASSIGNMENTcryoSPARC2.15
RECONSTRUCTIONcryoSPARC4.0.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION