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In situ structure of nebulin bound to actin filament in skeletal sarcomere
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5JLH
Sample Mouse psoas muscle myofibrils
Specimen Preparation Sample Aggregation State TISSUE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SUBTOMOGRAM AVERAGING Number of Particles 141860 Reported Resolution (Å) 4.5 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (5JLH) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value 100 Fitting Procedure Details Mg was not refined but copied from the initial model
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 3.4
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) 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 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM MODEL FITTING UCSF Chimera MODEL REFINEMENT PHENIX MODEL REFINEMENT ISOLDE
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION