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Tubulin lattice of the ciliary doublet microtubule from Tetrahymena thermophila
Sample 48nm-repeat of microtubule doublet Sample Components Tubulin lattice
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot force 3 for 5 seconds
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 60386 Reported Resolution (Å) 4.3 Resolution Method FSC 0.143 CUT-OFF Other Details Relion Gold Standard Refinement Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value 190 Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON II (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) 1200 Maximum Defocus (nm) 3800 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 59000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION EMAN2 2.00 IMAGE ACQUISITION EPU 1.6 CTF CORRECTION RELION 3.0 MODEL FITTING UCSF Chimera 1.4 INITIAL EULER ASSIGNMENT SPIDER 19.02 FINAL EULER ASSIGNMENT RELION 3.0 FINAL EULER ASSIGNMENT FREALIGN 9.03 CLASSIFICATION FREALIGN 9.03 RECONSTRUCTION RELION 3.0 MODEL REFINEMENT PHENIX 1.14 MODEL REFINEMENT Coot 0.8.7
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 60386