☰ Navigation Tabs
Cryo-EM structure of the canine distemper virus tetrameric attachment H glycoprotein in complex with two different Nanobodies
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7ZNY in silico model AlphaFold
Sample Purified CDV-solH in complex with Nb H7 and Nb H9 Sample Components Hemagglutinin glycoprotein Nanobodies NbH7 and NbH9
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blot Time: 4.5 sec Blot Force: -4 Drain Time: 0 Wait time: 0
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 118721 Reported Resolution (Å) 4.3 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7ZNY, 7ZNY, 7ZNY, 7ZNY) Refinement Space 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) 30
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2500 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 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION crYOLO 1.5 IMAGE ACQUISITION EPU 3 CTF CORRECTION Gctf 1.6 CTF CORRECTION cryoSPARC 4 MODEL FITTING UCSF ChimeraX 1.7 MODEL REFINEMENT PHENIX 1.20 INITIAL EULER ASSIGNMENT RELION 4 FINAL EULER ASSIGNMENT cryoSPARC 4.2 CLASSIFICATION RELION 4 RECONSTRUCTION cryoSPARC 4.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 304110