7MEI
Composite structure of EC+EC
ELECTRON MICROSCOPY
| Sample |
|---|
| Head-to-end Colliding RNAPII Elongation |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | LEICA EM CPC |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 57690 |
| Reported Resolution (Å) | 3.54 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | this is a composite structure composed of two parts. one part was finally calculated with 66261 parties to 3.54 angstrom , the other one part was fina ... |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (5C4J, 3PO2, 5FMF) | ||||
| 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) | ||||||||
| Electron Dose (electrons/Å**2) | 1.25 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 750 |
| Maximum Defocus (nm) | 1750 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2.7 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 81000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| CTF CORRECTION | CTFFIND | 4.1.13 |
| MODEL FITTING | UCSF Chimera | |
| INITIAL EULER ASSIGNMENT | RELION | |
| FINAL EULER ASSIGNMENT | RELION | |
| RECONSTRUCTION | RELION | |
| MODEL REFINEMENT | PHENIX | |
| MODEL REFINEMENT | Coot | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| NONE | 2565746 | |||
