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Cryo-EM structure of FLNaABD E254K bound to phalloidin-stabilized F-actin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6C1D experimental model PDB 3HOC
Sample Helical complex of FLNaABD E254K bound to phalloidin-stabilized F-actin
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument HOMEMADE PLUNGER Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 67000 Reported Resolution (Å) 3.54 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 27.54 Angular Rotation -166.73
Map-Model Fitting and Refinement Id 1 (6C1D, 3HOC) Refinement Space Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2900 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 105000 Calibrated Magnification 37500 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION EMAN2 IMAGE ACQUISITION SerialEM CTF CORRECTION Gctf MODEL FITTING UCSF Chimera MODEL REFINEMENT PHENIX RECONSTRUCTION RELION 2.0.3
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 67000