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CryoEM structure of neutralizing antibodies CBH-7 and HC84.26 in complex with Hepatitis C virus envelope glycoprotein E2
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6X9X experimental model PDB 6MEI
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.43 f_angle_d 0.655 f_chiral_restr 0.056 f_plane_restr 0.005 f_bond_d 0.004
Sample Ternary complex of CBH7-E2-HC84.26
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 270875 Reported Resolution (Å) 3.25 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (6X9X, 6MEI) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Cross-Correlation Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.2.1 IMAGE ACQUISITION Latitude CTF CORRECTION cryoSPARC 4.2.1 MODEL FITTING Coot CLASSIFICATION cryoSPARC MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION