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Cryo-EM model of HIV-1 Env BG505 SOSIP.664 in complex with rabbit monoclonal antibody 11B fragment antigen binding variable domain
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5CEZ
Sample HIV-1 Env BG505 SOSIP.664 in complex with rabbit monoclonal antibody 11B fragment antigen binding Sample Components HIV-1 Env BG505 SOSIP.664 rabbit monoclonal antibody 11B fragment antigen
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 96896 Reported Resolution (Å) 3.38 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C3
Map-Model Fitting and Refinement Id 1 (5CEZ) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 65
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 FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 29000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION DoG Picker PARTICLE SELECTION cryoSPARC IMAGE ACQUISITION Leginon CTF CORRECTION Gctf 1.06 MODEL FITTING UCSF Chimera MODEL REFINEMENT Rosetta 2020.03.61102 INITIAL EULER ASSIGNMENT cryoSPARC 2 FINAL EULER ASSIGNMENT cryoSPARC 2 CLASSIFICATION cryoSPARC 2 RECONSTRUCTION cryoSPARC 2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION