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cryo-EM structure of R. castenholzii molybdate transporter ModABC with molybdate in pre-translocation state.
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 6.265 f_angle_d 0.608 f_chiral_restr 0.047 f_bond_d 0.005 f_plane_restr 0.005
Sample R. castenholzii molybdate transporter ModABC with molybdate in pre-translocation state
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Staining Type NEGATIVE Staining Material Uranyl Acetate Staining Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 187190 Reported Resolution (Å) 2.81 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 1600 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 PARTICLE SELECTION cryoSPARC v3.3.2 RECONSTRUCTION cryoSPARC v3.3.2 MODEL REFINEMENT PHENIX 1.19.2-4158
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE