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heterotrimeric ENaC channel complex PPK1/PPK26/PPK26 with Vulnusin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold AF-Q7KT94-F1-v4 in silico model AlphaFold AF-Q9VS73-F1-v4
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.644 f_angle_d 0.619 f_chiral_restr 0.044 f_plane_restr 0.006 f_bond_d 0.004
Sample PPK1/PPK26/PPK26-heterotrimer in complex with Vulnusin
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE-PROPANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles Reported Resolution (Å) 2.86 Resolution Method Other Details Refinement Type Symmetry Type
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2600 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) 300 Imaging Details
EM Software Task Software Package Version 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 31323126