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Torpedo muscle-type nicotinic acetylcholine receptor - Unliganded State
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 11.9782 f_angle_d 0.5134 f_chiral_restr 0.0421 f_plane_restr 0.0043 f_bond_d 0.0022
Sample Torpedo muscle-type nicotinic acetylcholine receptor
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 169980 Reported Resolution (Å) 3.2 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 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) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 700 Maximum Defocus (nm) 2200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION crYOLO 1.7.6 IMAGE ACQUISITION SerialEM 4.1 CTF CORRECTION CTFFIND 4.0 MODEL FITTING Coot 0.9.8.7 MODEL REFINEMENT PHENIX 1.21.2_5419 INITIAL EULER ASSIGNMENT cryoSPARC 4.0 FINAL EULER ASSIGNMENT cryoSPARC 4.0 RECONSTRUCTION cryoSPARC 4.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 664005