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Structure of the mechanosensitive Piezo1 channel
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.107 f_angle_d 1.029 f_chiral_restr 0.059 f_plane_restr 0.008 f_bond_d 0.006
Sample Cryo-EM map of the mechanosensitive Piezo1 channel
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details After a 15 sec waiting time, the grids were blotted for 3.5 sec and plunged into liquid ethane
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 238529 Reported Resolution (Å) 3.97 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C3
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol 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) 1500 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 22500 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION UCSFImage 4 CTF CORRECTION RELION 1.4 INITIAL EULER ASSIGNMENT RELION 1.4 FINAL EULER ASSIGNMENT RELION 1.4 CLASSIFICATION RELION 1.4 RECONSTRUCTION RELION 1.4
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION