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Caulobacter crescentus FljM flagellar filament (symmetrized)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold O52529
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.466 f_angle_d 0.665 f_chiral_restr 0.048 f_bond_d 0.008 f_plane_restr 0.004
Sample FljM flagellar filament (symmetrized)
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 248115 Reported Resolution (Å) 2.11 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 4.73 Angular Rotation 65.93
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol Refinement Target Overall B Value 67 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 45
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 2500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION Topaz IMAGE ACQUISITION EPU CTF CORRECTION RELION 4.0 MODEL FITTING Coot MODEL FITTING UCSF ChimeraX INITIAL EULER ASSIGNMENT RELION 4.0 FINAL EULER ASSIGNMENT cryoSPARC 4.1 CLASSIFICATION cryoSPARC 4.1 RECONSTRUCTION cryoSPARC 4.1 MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION