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Cryo-EM structure of Na+,K+-ATPase in the E2P state formed by ATP with istaroxime
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7D91
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 17.7171 f_angle_d 1.08 f_chiral_restr 0.233 f_plane_restr 0.0071 f_bond_d 0.0046
Sample Sodium/potassium-transporting ATPase
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 137433 Reported Resolution (Å) 3.4 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C2
Map-Model Fitting and Refinement Id 1 (7D91) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Correlation Coeeficient Overall B Value 60 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2500 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 IMAGE ACQUISITION EPU 2.12.0 CTF CORRECTION CTFFIND 4.1.14 MODEL FITTING PHENIX 1.19.2 INITIAL EULER ASSIGNMENT RELION 3.1.3 FINAL EULER ASSIGNMENT RELION 3.1.3 CLASSIFICATION RELION 3.1.3 RECONSTRUCTION RELION 3.1.3 MODEL REFINEMENT PHENIX 1.19.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION