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Multidrug resistance transporter BmrA mutant E504A bound with ATP, Mg, and Rhodamine 6G solved by Cryo-EM
Sample Multidrug resistance transporter from Bacillus subtilis bound with ATP, Mg, and Rhodamine 6G.
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 128372 Reported Resolution (Å) 4.2 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value 187 Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 40
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 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC v2 IMAGE ACQUISITION EPU CTF CORRECTION CTFFIND 4 MODEL FITTING Coot MODEL FITTING UCSF Chimera MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC v2 FINAL EULER ASSIGNMENT cryoSPARC v2 CLASSIFICATION cryoSPARC v2 RECONSTRUCTION cryoSPARC v2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 486404