8OUZ

Human RAD51B-RAD51C-RAD51D-XRCC2 (BCDX2) complex, 2.2 A resolution


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.5896
f_angle_d0.5605
f_chiral_restr0.0437
f_plane_restr0.0028
f_bond_d0.0025
Sample
RAD51B-RAD51C-RAD51D-XRCC2 (BCDX2)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles1371033
Reported Resolution (Å)2.2
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (8OUY)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value50.38
Fitting Procedure
DetailsPDB-8OUY was initially docked into the postprocessed map using ChimeraX 1.4, and iteratively real space refined with Phenix and manually modified usin ...PDB-8OUY was initially docked into the postprocessed map using ChimeraX 1.4, and iteratively real space refined with Phenix and manually modified using COOT
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)53.2
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)750
Maximum Defocus (nm)2250
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification105000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONTopaz0.2.5
IMAGE ACQUISITIONEPU2.13
CTF CORRECTIONCTFFIND4
MODEL FITTINGPHENIX1.2
MODEL REFINEMENTPHENIX1.2
MODEL REFINEMENTCoot0.9.8.7
INITIAL EULER ASSIGNMENTRELION4.0
FINAL EULER ASSIGNMENTRELION4.0
CLASSIFICATIONRELION4
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION25886382