8G3G | pdb_00008g3g

CryoEM structure of yeast recombination mediator Rad52


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.88
f_angle_d0.778
f_chiral_restr0.045
f_plane_restr0.005
f_bond_d0.004
Sample
Rad52 decamer
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles46845
Reported Resolution (Å)3.5
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC10
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
DetailsInitial model was built de novo in ModelAngelo tool. the best-looking subunit was real space refined in Phenix, followed by manual building in Coot. L ...Initial model was built de novo in ModelAngelo tool. the best-looking subunit was real space refined in Phenix, followed by manual building in Coot. Later C10 symmetry was applied, and real space refined in Phenix.
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)50.7
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS GLACIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification150000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC3.2.0
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC3.2.0
MODEL FITTINGCoot0.9.3
CLASSIFICATIONcryoSPARC3.2.0
RECONSTRUCTIONcryoSPARC3.2.0
MODEL REFINEMENTPHENIX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE701962