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Human HCN1 F186C S264C C309A bound to cAMP, reconstituted in LMNG + SPL
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8T4M
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.056 f_angle_d 0.615 f_chiral_restr 0.038 f_bond_d 0.003 f_plane_restr 0.003
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 122422 Reported Resolution (Å) 3.58 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C4
Map-Model Fitting and Refinement Id 1 (8T4M) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 53.3
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2400 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 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 PARTICLE SELECTION cryoSPARC 4.4 IMAGE ACQUISITION EPU 2.0 MODEL FITTING PHENIX 1.20 MODEL REFINEMENT PHENIX 1.20 CLASSIFICATION cryoSPARC 4.4 RECONSTRUCTION cryoSPARC 4.4
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 167527