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Cryo-EM structure of yeast Exportin Msn5 bound to cargo Pho4 and RanGTP
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model SwissModel 5YU7 experimental model PDB 3M1I
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 7.624 f_angle_d 0.531 f_chiral_restr 0.038 f_plane_restr 0.004 f_bond_d 0.002
Sample Msn5-Gsp1-pPho4(1-200)
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 102030 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (3M1I) 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) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2500 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 3 CTF CORRECTION cryoSPARC 3 MODEL FITTING UCSF ChimeraX INITIAL EULER ASSIGNMENT cryoSPARC 3 FINAL EULER ASSIGNMENT cryoSPARC 3 RECONSTRUCTION cryoSPARC 3 MODEL REFINEMENT PHENIX 1.20.1_4487: MODEL REFINEMENT Coot 0.9 MODEL REFINEMENT ISOLDE MODEL REFINEMENT UCSF ChimeraX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION