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Bacteroides thetaiotaomicron siderophore transporter XusA in complex with surface-exposed lipoprotein XusB
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other Other
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.579 f_angle_d 0.535 f_chiral_restr 0.045 f_plane_restr 0.006 f_bond_d 0.002
Sample Complex of TonB-dependent transporter XusA and surface-exposed lipoprotein XusB from Bacteroides thetaiotaomicron
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 76969 Reported Resolution (Å) 2.7 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Overall B Value 57.2 Fitting Procedure Details
Data Acquisition Detector Type TFS FALCON 4i (4k x 4k) Electron Dose (electrons/Å**2) 40.83
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 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 165000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL REFINEMENT PHENIX 1.21.1_5286:
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1110843