9GBC | pdb_00009gbc

Bacteroides thetaiotaomicron siderophore transporter XusA in complex with surface-exposed lipoprotein XusB


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherOther 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.579
f_angle_d0.535
f_chiral_restr0.045
f_plane_restr0.006
f_bond_d0.002
Sample
Complex of TonB-dependent transporter XusA and surface-exposed lipoprotein XusB from Bacteroides thetaiotaomicron
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles76969
Reported Resolution (Å)2.7
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value57.2
Fitting Procedure
Details
Data Acquisition
Detector TypeTFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å**2)40.83
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification165000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL REFINEMENTPHENIX1.21.1_5286:
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1110843