9QEE | pdb_00009qee

Cryo-EM structure of a DNA-bound XPF-ERCC1-SLX4(330-555)-SLX4IP complex


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6SXA 
in silico modelAlphaFold 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.217
f_angle_d0.662
f_chiral_restr0.043
f_bond_d0.006
f_plane_restr0.005
Sample
XPF-ERCC1-SLX4(330-555)-SLX4IP complex
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles55779
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 (6SXA)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeTFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS GLACIOS
Minimum Defocus (nm)400
Maximum Defocus (nm)1700
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification165000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging DetailsFringe-free imaging used.
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
PARTICLE SELECTIONTopaz
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC4.4.1
CTF CORRECTIONRELION5.0-beta
MODEL FITTINGUCSF ChimeraX
MODEL REFINEMENTPHENIX1.21rc1_4985
INITIAL EULER ASSIGNMENTcryoSPARC4.4.1
FINAL EULER ASSIGNMENTRELION5.0-beta
CLASSIFICATIONRELION4.0-beta
RECONSTRUCTIONRELION5.0-beta
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION