6C24

Cryo-EM structure of PRC2 bound to cofactors AEBP2 and JARID2 in the Extended Active State


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg27.082
r_long_range_B_refined21.491
r_long_range_B_other21.491
r_dihedral_angle_3_deg12.712
r_dihedral_angle_4_deg11.922
r_scangle_other11.146
r_mcangle_other10.964
r_mcangle_it10.961
r_dihedral_angle_1_deg9.366
r_mcbond_it6.307
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg27.082
r_long_range_B_refined21.491
r_long_range_B_other21.491
r_dihedral_angle_3_deg12.712
r_dihedral_angle_4_deg11.922
r_scangle_other11.146
r_mcangle_other10.964
r_mcangle_it10.961
r_dihedral_angle_1_deg9.366
r_mcbond_it6.307
r_mcbond_other6.29
r_scbond_it6.26
r_scbond_other6.26
r_angle_refined_deg1.463
r_angle_other_deg1.005
r_chiral_restr0.083
r_bond_refined_d0.011
r_gen_planes_refined0.006
r_bond_other_d0.004
r_gen_planes_other0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Sample
Ternary complex of PRC2 with cofactors AEBP2 and JARID2
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles249696
Reported Resolution (Å)3.5
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLY