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BG505 SOSIP.664 in complex with the V3-targeting rhesus macaque antibody 1485 and human gp120-gp41 interface antibody 8ANC195
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6UDJ
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.932 f_angle_d 0.885 f_chiral_restr 0.056 f_bond_d 0.008 f_plane_restr 0.005
Sample Ternary complex of HIV-1 Env glycoprotein, BG505. SOSIP.664, with broadly neutralizing antibodies 1485 and 8ANC195
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 3s blot, blot force 0
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 405519 Reported Resolution (Å) 3.55 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (6UDJ, 6UDJ) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Correlation coefficient Overall B Value 118 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA 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 45000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version MODEL FITTING UCSF Chimera 1.14 FINAL EULER ASSIGNMENT RELION 3.0.8 CLASSIFICATION RELION 3.0.8 RECONSTRUCTION RELION 3.0.8 MODEL REFINEMENT PHENIX 1.17
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1074537