☰ Navigation Tabs
Cryo-EM structure of SARS-CoV-2 receptor binding domain in complex with K202.B bispecific antibody
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7VXM experimental model PDB 7D85 experimental model PDB 2A9N
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.8972 f_angle_d 0.6568 f_chiral_restr 0.0453 f_plane_restr 0.0054 f_bond_d 0.0043
Sample Cryo-EM structure of SARS-CoV-2 receptor binding domain in complex with K202.B bispecific antibody Sample Components SARS-CoV-2 receptor binding domain K202.B, bispecific antibody
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 182595 Reported Resolution (Å) 3.34 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7VXM, 7D85, 2A9N) Refinement Space Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 45
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 600 Maximum Defocus (nm) 2700 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 PARTICLE SELECTION cryoSPARC IMAGE ACQUISITION EPU CTF CORRECTION cryoSPARC MODEL FITTING PHENIX 1.20.1 FINAL EULER ASSIGNMENT cryoSPARC RECONSTRUCTION cryoSPARC MODEL REFINEMENT PHENIX 1.20.1 MODEL REFINEMENT Coot 0.9.8.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY 1086347