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Cryo-EM structure of Ty3 retrotransposon targeting a TFIIIB-bound tRNA gene
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 30.6476 f_angle_d 0.8529 f_chiral_restr 0.0523 f_plane_restr 0.0056 f_bond_d 0.0042
Sample Ty3 retrotransposon engaged with TFIIIB transcription factor and tRNA promoter Sample Components DNA TFIIIB transcription factor
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 101469 Reported Resolution (Å) 3.98 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol OTHER Refinement Target Correlation Coefficient Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50 70
Imaging Experiment 1 2 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS FEI TITAN KRIOS Minimum Defocus (nm) 1700 2400 Maximum Defocus (nm) 3200 4000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 130000 81000 Calibrated Magnification Source FIELD EMISSION GUN FIELD EMISSION GUN Acceleration Voltage (kV) 300 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU CTF CORRECTION CTFFIND 4 IMAGE ACQUISITION EPU INITIAL EULER ASSIGNMENT RELION 3.0.4 FINAL EULER ASSIGNMENT RELION 3.0.4 CLASSIFICATION RELION 3.0.4 RECONSTRUCTION RELION 3.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 628998