8OFF

Structure of BARD1 ARD-BRCTs in complex with H2AKc15ub nucleosomes (Map1)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d29.827
f_angle_d0.609
f_chiral_restr0.041
f_bond_d0.007
f_plane_restr0.005
Sample
BARD1 ARD-BRCTs in complex with H2AKc15ub nucleosomes
Sample Components
DNA, Histones and Polyubiquitin-B
BRCA1 associated RING domain 1
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Detailsblot force = 0 N blot time = 8 s
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles359954
Reported Resolution (Å)3.4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)36.37
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1700
Maximum Defocus (nm)3100
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification96000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcrYOLO1.6.1
PARTICLE SELECTIONRELION3.1.2
MODEL REFINEMENTPHENIX1.17.1_3660:
CTF CORRECTIONRELION3.1.2
INITIAL EULER ASSIGNMENTcryoSPARC3.2.0
FINAL EULER ASSIGNMENTcryoSPARC4.0.1
CLASSIFICATIONcryoSPARC4.0.1
RECONSTRUCTIONcryoSPARC4.0.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION7204662