8V7L

Cryo-EM structure of singly-bound SNF2h-nucleosome complex with SNF2h at inactive SHL2 (conformation 2)


ELECTRON MICROSCOPY
Sample
ATP-dependent chromatin remodeler SNF2h in complex with nucleosome
Sample Components
Nucleosome with Xenopus laevis histones
SNF2h
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles153143
Reported Resolution (Å)2.9
Resolution MethodFSC 0.143 CUT-OFF
Other DetailscryoSPARC non-uniform refinement was used for the reconstruction. Gold standard FSC determined by cryoSPARC using auto FSC mask generation and auto-ti ...cryoSPARC non-uniform refinement was used for the reconstruction. Gold standard FSC determined by cryoSPARC using auto FSC mask generation and auto-tightening.
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)66
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONcryoSPARC
RECONSTRUCTIONcryoSPARC
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION8509125Particles picked using cryoSPARC's template picker with templates generated from a nucleosome.