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Structure of full-length, fully glycosylated, non-modified HIV-1 gp160 bound to PG16 Fab at a nominal resolution of 4.6 Angstrom
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 7.1 f_angle_d 0.744 f_chiral_restr 0.071 f_bond_d 0.003 f_plane_restr 0.003
Sample HIV-1 GP160 trimer:PG16 Fab complex Sample Components HIV envelope glycoprotein GP160 (mature) Antibody PG16 Fab
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK I Cryogen Name ETHANE Sample Vitrification Details 4.2 second blot before plunging
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 492995 Reported Resolution (Å) 4.6 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value 300 Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI POLARA 300 Minimum Defocus (nm) 1000 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.26 Imaging Mode BRIGHT FIELD Specimen Holder Model OTHER Nominal Magnification 29000 Calibrated Magnification 30488 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM 3.5.6 CTF CORRECTION CTFFIND 4 MODEL FITTING UCSF Chimera 1.13.1 MODEL REFINEMENT PHENIX 14 INITIAL EULER ASSIGNMENT RELION 2.0 FINAL EULER ASSIGNMENT RELION 3.0.4 CLASSIFICATION RELION 3.0.4 RECONSTRUCTION RELION 3.0.4
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE