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LH2 complex from Ectothiorhodospira haloalkaliphila with inhibited carotenoid biosynthesis
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.55 f_angle_d 1.453 f_chiral_restr 0.085 f_plane_restr 0.013 f_bond_d 0.008
Sample LH2 complex from Ectothiorhodospira haloalkaliphila
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 445556 Reported Resolution (Å) 1.92 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C8
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value 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 TFS KRIOS Minimum Defocus (nm) 600 Maximum Defocus (nm) 1500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 0.01 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Preliminary grid screening was performed manually.
EM Software Task Software Package Version PARTICLE SELECTION Warp 1.0.9 MODEL REFINEMENT PHENIX 1.21.2_5419: RECONSTRUCTION cryoSPARC 4.6.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 1589688