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Cryo-EM structure of Broadly neutralizing antibody VRC48.02 in complex with HIV-1 Env BG505 DS-SOSIP trimer
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6VI0
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.383 f_angle_d 0.689 f_chiral_restr 0.045 f_plane_restr 0.005 f_bond_d 0.004
Sample VRC48.02 Fab in complex with HIV-1 Env BG505 DS-SOSIP trimer
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 72524 Reported Resolution (Å) 3.43 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C3
Map-Model Fitting and Refinement Id 1 (6VI0) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 51.22
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 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC IMAGE ACQUISITION Leginon RECONSTRUCTION cryoSPARC MODEL REFINEMENT PHENIX dev_5278
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION