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Cryo-EM structure of IrtAB in outward-occluded state under turnover conditions in LMNG
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6TEJ
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.8809 f_angle_d 0.6506 f_chiral_restr 0.0435 f_plane_restr 0.0059 f_bond_d 0.0037
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE-PROPANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 283513 Reported Resolution (Å) 2.78 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (6TEJ) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 61.3
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 2000 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 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC v3.2 IMAGE ACQUISITION EPU 2.9 CTF CORRECTION cryoSPARC v3.2 MODEL FITTING Coot 0.9.8.92 MODEL FITTING ISOLDE 1.3 MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC v3.2 FINAL EULER ASSIGNMENT cryoSPARC v3.2 RECONSTRUCTION cryoSPARC v3.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 5114754