4ADX
The Cryo-EM Structure of the Archaeal 50S Ribosomal Subunit in Complex with Initiation Factor 6
ELECTRON MICROSCOPY
| Sample |
|---|
| 50S RIBOSOMAL SUBUNIT IN COMPLEX WITH ARCHAEAL IF6 |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | HOMEMADE PLUNGER |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | MANUAL PLUNGING INTO LIQUID ETHANE |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 70364 |
| Reported Resolution (Å) | 6.6 |
| Resolution Method | |
| Other Details | THIS ENTRY IS A MODEL OF THE METHANOTHERMOBACTER THERMAUTOTROPHICUS 50S-AIF6 COMPLEX AND WAS GENERATED BY RIGID BODY DOCKING OF HIGH RESOLUTION STRUCT ... |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (3CC2, 3O58, 4A17, 4A19) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--RIGID BODY REFINEMENT PROTOCOL--X-RAY | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN ULTRASCAN 4000 (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 20 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TECNAI 20 |
| Minimum Defocus (nm) | 1200 |
| Maximum Defocus (nm) | 4500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 62000 |
| Calibrated Magnification | 83000 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 200 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | UCSF Chimera | |
| RECONSTRUCTION | IMAGIC | 5 |
| RECONSTRUCTION | SPIDER | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| BY CCD FRAME | ||||
