7PO5

Human coronavirus OC43 spike glycoprotein ectodomain in complex with the 47C9 antibody Fab fragment


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d5.7841
f_angle_d0.6189
f_chiral_restr0.049
f_plane_restr0.0057
f_bond_d0.003
Sample
Human coronavirus OC43 spike glycoprotein ectodomain in complex with the 47C9 antibody Fab fragment
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles45798
Reported Resolution (Å)3.9
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC3
Map-Model Fitting and Refinement
Id1 (6NZK)
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON III (4k x 4k)
Electron Dose (electrons/Å**2)52
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2600
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification75000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging DetailsA 30 degree stage tilt was employed during data collection to increase the number of side views visualised due to preferential orientation.
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION3.0.1
IMAGE ACQUISITIONEPU
CTF CORRECTIONCTFFIND4.1
MODEL FITTINGUCSF Chimera
MODEL REFINEMENTPHENIX
INITIAL EULER ASSIGNMENTRELION3.0.1
FINAL EULER ASSIGNMENTRELION3.1.1
CLASSIFICATIONRELION3.1.1
RECONSTRUCTIONRELION3.1.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION144035