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The cryo-EM structure of the human DNMT3A2-DNMT3B3 complex bound to nucleosome.
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 20.604 f_angle_d 0.769 f_chiral_restr 0.047 f_plane_restr 0.006 f_bond_d 0.004
Sample A ternary complex of DNMT3A/B asymmetrically binds to the nucleosomes Sample Components Histone DNA (167-MER) DNA (cytosine-5)-methyltransferase
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 599344 Reported Resolution (Å) 2.94 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 GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 65
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 Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.0 CTF CORRECTION CTFFIND 4.1.10
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 2190114