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Structure of the SARS-CoV-2 S 6P trimer in complex with the ACE2 protein decoy, CTC-445.2 (State 4)
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.547 f_angle_d 0.827 f_chiral_restr 0.051 f_bond_d 0.008 f_plane_restr 0.005
Sample Ternary complex of CTC445.2 inhibitor with SARS-CoV-2 S 6P glycoprotin Sample Components Spike glycoprotein CTC-445.2 inhibitor
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 3s blot, 0 blot force
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 26038 Reported Resolution (Å) 4.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
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 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 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 45000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details 3x3 beam tilt collection
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM 3.8 MODEL REFINEMENT PHENIX CLASSIFICATION cryoSPARC v2.14 RECONSTRUCTION cryoSPARC v2.14
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 420998