7K90

Structure of the SARS-CoV-2 S 6P trimer in complex with the human neutralizing antibody Fab fragment, C144


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6XKL 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.257
f_angle_d0.579
f_chiral_restr0.046
f_bond_d0.003
f_plane_restr0.003
Sample
Ternary complex of SARS-CoV-2 S 6P trimer with human neutralizing antibody Fab fragment C144
Sample Components
SARS-CoV-2 S 2P glycoprotein
neutralizing antibody Fab fragment C144
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details3s blot
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles212876
Reported Resolution (Å)3.24
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC3
Map-Model Fitting and Refinement
Id1 (6XKL)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TALOS ARCTICA
Minimum Defocus (nm)800
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification45000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONSerialEM3.8
CTF CORRECTIONcryoSPARC2.15
MODEL FITTINGUCSF Chimera1.13
INITIAL EULER ASSIGNMENTcryoSPARC2.15
FINAL EULER ASSIGNMENTcryoSPARC2.15
CLASSIFICATIONcryoSPARC2.15
RECONSTRUCTIONcryoSPARC2.15
MODEL REFINEMENTPHENIX1.18
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION