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Cryo-EM structure of the heterotrimeric interleukin-2 receptor in complex with interleukin-2 and anti-CD25 Fab S417
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 5.683 f_angle_d 0.541 f_chiral_restr 0.064 f_bond_d 0.004 f_plane_restr 0.004
Sample Heterotrimeric interleukin-2 receptor in complex with interleukin-2 and Fab S417 Sample Components Interleukin-2 receptor subunit alpha Interleukin-2 receptor subunit beta Cytokine receptor common subunit gamma Interleukin-2 Fab S417
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 353002 Reported Resolution (Å) 2.97 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 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) 50.4
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 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 MODEL REFINEMENT PHENIX 1.21.2_5419:
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION