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cAMP-bound WT SthK in 3:1 DOPC:POPE nanodiscs
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6CJQ
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.389 f_angle_d 0.649 f_chiral_restr 0.04 f_plane_restr 0.004 f_bond_d 0.003
Sample tetrameric SthK protein
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 128842 Reported Resolution (Å) 2.74 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C4
Map-Model Fitting and Refinement Id 1 (6CJQ) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 53.55
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 300 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION crYOLO IMAGE ACQUISITION Leginon CTF CORRECTION CTFFIND MODEL FITTING UCSF ChimeraX INITIAL EULER ASSIGNMENT RELION FINAL EULER ASSIGNMENT RELION RECONSTRUCTION RELION MODEL REFINEMENT PHENIX 1.21.2_5419
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 791318