FITTING THE TERNARY COMPLEX OF EF-Tu/tRNA/GTP AND RIBOSOMAL PROTEINS INTO A 13 A CRYO-EM MAP OF THE COLI 70S RIBOSOME
ELECTRON MICROSCOPY
| Sample |
|---|
| EF-Tu/tRNA/GTP E. COLI 70S RIBOSOME |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 24000 |
| Reported Resolution (Å) | 13 |
| Resolution Method | |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (1B23, 1GIX, 1GIY) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | best visual fit using the program Amira (ribosomal proteins), best fit using the program Situs (EF-Tu) | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | REFINEMENT PROTOCOL--rigid body DETAILS--FOR S12, S13, SRL, HELIX69 ANS L11 ONLY BACKBONE COORDINATES ARE DEPOSITED | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | KODAK SO-163 FILM | ||||||||
| Electron Dose (electrons/Å**2) | 15 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2000-03-10 |
| Temperature (Kelvin) | 4.2 |
| Microscope Model | FEI/PHILIPS CM200FEG/SOPHIE |
| Minimum Defocus (nm) | 800 |
| Maximum Defocus (nm) | 2500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 1.35 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | |
| Calibrated Magnification | 58500 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 120 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | Situs | |
| RECONSTRUCTION | IMAGIC | |
| MODEL FITTING | Amira | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| phase flip | ||||
