ELECTRON MICROSCOPY
| Sample |
|---|
| RelA bound to 70S ribosome in the presence of A/R tRNA (Structure II) |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | GATAN CRYOPLUNGE 3 |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | Apply 2 uL sample and blot 4 seconds before plunging into liquid ethane (GATAN CRYOPLUNGE 3). |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 46935 |
| Reported Resolution (Å) | 4.1 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 1.6 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 500 |
| Maximum Defocus (nm) | 2200 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2.7 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
| Nominal Magnification | 30488 |
| Calibrated Magnification | 30488 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| IMAGE ACQUISITION | SerialEM | |
| CTF CORRECTION | CTFFIND | 3 |
| CTF CORRECTION | FREALIGN | 9.07-9.12 |
| MODEL FITTING | UCSF Chimera | |
| MODEL FITTING | PyMOL | |
| MODEL REFINEMENT | CNS-RSREF | |
| INITIAL EULER ASSIGNMENT | FREALIGN | 9.07-9.12 |
| FINAL EULER ASSIGNMENT | FREALIGN | 9.07-9.12 |
| CLASSIFICATION | FREALIGN | 9.07-9.12 |
| RECONSTRUCTION | FREALIGN | 9.07-9.12 |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | 564385 | |||
