9B2D | pdb_00009b2d

Yeast Rad51-ssDNA filament


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1SZP 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.704
f_angle_d0.684
f_chiral_restr0.044
f_plane_restr0.004
f_bond_d0.003
Sample
yeast Rad51 in complex with ssDNA and ADP-aluminium fluoride
Specimen Preparation
Sample Aggregation StateFILAMENT
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles1901160
Reported Resolution (Å)2.4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (1szp)
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value82.4
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeOTHER
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC3.2
CTF CORRECTIONcryoSPARC3.2
MODEL FITTINGUCSF ChimeraX1.7.1
INITIAL EULER ASSIGNMENTcryoSPARC3.2
FINAL EULER ASSIGNMENTcryoSPARC3.2
CLASSIFICATIONcryoSPARC3.2
RECONSTRUCTIONcryoSPARC3.2
MODEL REFINEMENTPHENIX1.20.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLY1901160