☰ Navigation Tabs
XBB-4 Fab in complex with SARS-CoV-2 BA.2.12.1 Spike Glycoprotein
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8CIM
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 3.589 f_angle_d 0.461 f_chiral_restr 0.042 f_plane_restr 0.004 f_bond_d 0.003
Sample XBB-4 Fab in complex with SARS-COV-2 BA.2.12.1 Spike Glycoprotein Sample Components XBB-4 Fab BA.2.12.1 Spike Glycoprotein Ectodomain
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 61333 Reported Resolution (Å) 3.41 Resolution Method FSC 0.143 CUT-OFF Other Details Determined by cryoSPARC. Local refinement job centred around one fab and RBD. Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (8CIM) 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) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2700 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 Calibrated Magnification 165000 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 Coot MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC FINAL EULER ASSIGNMENT cryoSPARC CLASSIFICATION cryoSPARC RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION Patch CTF and Motion correction, on-the-fly. 3282771 Blob picker in cryoSPARC live interface.