Cryo-EM structure of the nucleosome core particle with site-specific DNA-histone crosslinking
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 8JBX | |
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 29.313 |
| f_angle_d | 0.749 |
| f_chiral_restr | 0.045 |
| f_plane_restr | 0.007 |
| f_bond_d | 0.004 |
| Sample |
|---|
| Human canonical histone and 601 DNA |
| Sample Components |
| Human canonical histone with mutantion C96S/C110S/K115C |
| 601 DNA with an alkynyl-dU modification at position 74 and a Cy5 fluorophore |
| Histone H3.1 |
| Histone H3.1 |
| Histone H4 |
| Histone H2A type 1-B/E |
| Histone H2B type 1-J |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Number of Particles | 199160 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (8JBX) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K3 (6k x 4k) | GATAN K3 (6k x 4k) | |||||||
| Electron Dose (electrons/Å**2) | 50 | 50 | |||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | TFS KRIOS |
| Minimum Defocus (nm) | 1000 |
| Maximum Defocus (nm) | 2000 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | |
| Calibrated Magnification | 64000 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | cryoSPARC | 4.0.1 |
| MODEL REFINEMENT | PHENIX | |
| RECONSTRUCTION | cryoSPARC | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| NONE | 1081772 | |||
| NONE | ||||
