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Cryo-EM structure of Mycobacterium tuberculosis arabinosyltransferase EmbA-EmbB-AcpM2 in complex with ethambutol
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 17.0688 f_angle_d 0.7779 f_chiral_restr 0.0484 f_plane_restr 0.0061 f_bond_d 0.0053
Sample Mycobacterium tuberculosis arabinosyltransferase EmbA-EmbB-AcpM2 in complex with ethambutol Sample Components EmbA and EmbB AcpM
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 521803 Reported Resolution (Å) 2.97 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 Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) GATAN K3 (6k x 4k) GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50 50 50
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 IMAGE ACQUISITION SerialEM 3-7-3 MODEL FITTING UCSF Chimera 1.14 MODEL REFINEMENT PHENIX 1.16
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION