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CryoEM structure of WIV1 spike monomer in complex with neutralizing antibody V1WT_06
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8TC0
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 9.776 f_angle_d 0.48 f_chiral_restr 0.043 f_plane_restr 0.004 f_bond_d 0.003
Sample Antibody-antigen complex between V1WT_06 antibody FAB and Bat SARS-like coronavirus WIV1 Spike glycoprotein
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE-PROPANE Sample Vitrification Details Embedding Material vitreous ice Embedding Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 3514633 Reported Resolution (Å) 3.98 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (8TC0) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 32.2
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1500 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification 75000 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION crYOLO PARTICLE SELECTION Topaz IMAGE ACQUISITION EPU MODEL FITTING UCSF Chimera MODEL REFINEMENT PHENIX 1.21.2_5419 INITIAL EULER ASSIGNMENT cryoSPARC 4.6.2 FINAL EULER ASSIGNMENT cryoSPARC 4.6.2 CLASSIFICATION cryoSPARC 4.6.2 RECONSTRUCTION cryoSPARC 4.6.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION