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SARS-CoV-2 Spike trimer in complex with XG014 Fab
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6VXX experimental model PDB 6Z3P experimental model PDB 6PZE
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.673 f_angle_d 0.777 f_chiral_restr 0.051 f_bond_d 0.011 f_plane_restr 0.005
Sample XG014 in complex with S trimer of SARS-CoV-2 Sample Components S trimer of SARS-CoV-2 XG014
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 414922 Reported Resolution (Å) 3.4 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (6VXX, 6Z3P, 6PZE) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1200 Maximum Defocus (nm) 2500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode DARK FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION RELION 3.0 MODEL FITTING UCSF Chimera INITIAL EULER ASSIGNMENT RELION MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY 2977