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Structure of the RBM3/collar region of the Salmonella flagella MS-ring protein FliF with 34-fold symmetry applied
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6SCN
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.2294 f_angle_d 0.6573 f_chiral_restr 0.0413 f_bond_d 0.0095 f_plane_restr 0.0038
Sample Homomeric 34mer of Salmonella enterica serovar Typhimurium FliF - 34fold symmetric RBM3/collar region
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 140606 Reported Resolution (Å) 2.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C34
Map-Model Fitting and Refinement Id 1 (6SCN) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 QUANTUM (4k x 4k) Electron Dose (electrons/Å**2) 48
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 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 RECONSTRUCTION RELION 3.0 MODEL REFINEMENT PHENIX 1.15.2-3472
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION