8SJD
Cryo-EM structure of the Hermes transposase bound to two right-ends of its DNA transposon.
ELECTRON MICROSCOPY
Refinement
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 26.521 |
| f_angle_d | 0.636 |
| f_chiral_restr | 0.04 |
| f_bond_d | 0.004 |
| f_plane_restr | 0.004 |
| Sample |
|---|
| Two right-end Hermes transpososome |
| 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 | 53656 |
| Reported Resolution (Å) | 5.1 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | The 3D reconstruction is not representative of the complex in solution. The Hermes tranposase forms a tetramer of dimers assembled in a ring like shap ... |
| Refinement Type | |
| Symmetry Type | POINT |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (6DX0, 4D1Q, 8EB5) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | FLEXIBLE FIT | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K3 (6k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 48.7 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | TFS KRIOS |
| Minimum Defocus (nm) | 1000 |
| Maximum Defocus (nm) | 2500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 105000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | crYOLO | |
| IMAGE ACQUISITION | SerialEM | |
| CTF CORRECTION | Gctf | 1.06 |
| CTF CORRECTION | RELION | 3.1 |
| MODEL FITTING | UCSF Chimera | 1.13.1 |
| MODEL FITTING | Coot | 0.9.6.2-pre EL |
| MODEL REFINEMENT | PHENIX | 1.19.2 |
| INITIAL EULER ASSIGNMENT | RELION | 3.1 |
| FINAL EULER ASSIGNMENT | RELION | 3.1 |
| CLASSIFICATION | RELION | 3.1 |
| RECONSTRUCTION | RELION | 3.1 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | 2920000 | |||
