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Cryo-EM structure of the light-driven sodium pump ErNaR in the pentameric form
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.32 f_angle_d 0.765 f_chiral_restr 0.046 f_plane_restr 0.024 f_bond_d 0.004
Sample ErNaR light-driven sodium pump
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Vitrification carried out using a modified Vitrobot Mark IV, as outlined in the paper reporting this entry.
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 98409 Reported Resolution (Å) 2.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C5
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k 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) 2400 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 165000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.6.0 CTF CORRECTION cryoSPARC 4.6.0 RECONSTRUCTION cryoSPARC 4.6.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION