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Cryo-EM structure of the proximal rod-export apparatus and FlgF within the motor-hook complex in the CCW state
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model Other
Sample C ring-containing flagellar motor-hook complex in the CCW state
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot time: 2
Blot force: -15
Wait time: 60
Blot total: 1
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 11858 Reported Resolution (Å) 3.7 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 45
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.1.1 IMAGE ACQUISITION SerialEM CTF CORRECTION cryoSPARC 4.1.1 MODEL FITTING UCSF Chimera 1.17 MODEL FITTING UCSF ChimeraX 1.5 MODEL FITTING Coot 0.9.8.7 INITIAL EULER ASSIGNMENT cryoSPARC 4.1.1 FINAL EULER ASSIGNMENT cryoSPARC 4.1.1 RECONSTRUCTION cryoSPARC 4.1.1 MODEL REFINEMENT PHENIX 1.20.1_4487:
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 22192 Particles were manually picked using cryoSPARC