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Cryo-EM structure of HIV-1 459C-ALT DS-SOSIP RnS Env trimer
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.4394 f_angle_d 0.8583 f_chiral_restr 0.0527 f_plane_restr 0.0053 f_bond_d 0.0035
Sample HIV-1 Env 459C-ALT RnS DS-SOSIP
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 158204 Reported Resolution (Å) 3.94 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C3
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 58
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 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 4.4.1 CTF CORRECTION cryoSPARC 4.4.1 MODEL FITTING UCSF ChimeraX 1.9 MODEL REFINEMENT PHENIX 1.21.2_5419 INITIAL EULER ASSIGNMENT UCSF ChimeraX 1.9 CLASSIFICATION cryoSPARC 4.4.1 RECONSTRUCTION cryoSPARC 4.4.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION