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Structural basis for TetM-mediated tetracycline resistance
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2WRI
Sample TetM*GDPNP bound to 70S E.coli ribosome Sample Components ribosome protection protein
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details liquid ethane / Vitrobot Mark IV
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 52701 Reported Resolution (Å) 7.2 Resolution Method Other Details a modified version of SPIDER program was used for the reconstruction Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (2WRI) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Cross-correlation coefficient Overall B Value Fitting Procedure Details METHOD--Local refinement, Flexible fitting REFINEMENT PROTOCOL--rigid body
Data Acquisition Detector Type TVIPS TEMCAM-F416 (4k x 4k) Electron Dose (electrons/Å**2) 20
Imaging Experiment 1 Date of Experiment 2011-07-01 Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) -1000 Maximum Defocus (nm) -3500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 75000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version MODEL FITTING Coot MODEL FITTING DireX MODEL FITTING UCSF Chimera RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details The volumes were CTF-corrected in defocus groups