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Cryo-EM (SPA) structure of human Nup155 Longer N-terminus (19-1069) at 5.4 Angstrom resolution
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 27.4316 f_angle_d 1.2518 f_chiral_restr 0.175 f_bond_d 0.0174 f_plane_restr 0.0072
Sample Purified human Nup155 protein
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot for 3 seconds before plunging
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 37100 Reported Resolution (Å) 5.4 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 1.15
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) 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 CTF CORRECTION RELION 3.1-beta MODEL FITTING Coot MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC v3.2.0 FINAL EULER ASSIGNMENT cryoSPARC v3.2.0 CLASSIFICATION cryoSPARC v3.2.0 RECONSTRUCTION cryoSPARC v3.2.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 500000