Coordinates of the thermus thermophilus ribosome binding factor A (RbfA) homology model as fitted into the CRYO-EM map of a 30S-RBFA complex
ELECTRON MICROSCOPY
| Sample |
|---|
| THERMUS THERMOPHILUS 30S RIBOSOMAL SUBUNIT COMPLEXED WITH RBFA |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | HOMEMADE PLUNGER |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | RAPID-FREEZING IN LIQUID ETHANE |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 61207 |
| Reported Resolution (Å) | 12.5 |
| Resolution Method | |
| Other Details | CROSS-CORRELATION COEFFICIENT (CCF) VALUE FOR RBFA HOMOLOGY MODEL FITTED INTO THE CORRESPONDING CRYO-EM DENSITY WAS 0.79 |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (1JOS, 2DYJ, 2R1G) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | X-RAY COORDINATES OF T. THERMOPHILUS 30S RIBOSOMAL SUBUNIT AND THE HOMOLOGY MODEL OF T. THERMOPHILUS RBFA WERE FITTED INTO THE 12.5 ANGSTROMS RESOLUTION CRYO-EM MAP OF THE T. THERMOPHILUS 30S SUBUNIT-RBFA COMPLEX. ALL THE ATOMIC COORDINATES WERE FITTED AS RIGID BODIES | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--CROSS-CORRELATION BASED MANUAL FITTING IN O REFINEMENT PROTOCOL--MULTIPLE RIGID BODY | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | KODAK SO-163 FILM | ||||||||
| Electron Dose (electrons/Å**2) | 20 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2005-01-01 |
| Temperature (Kelvin) | 93 |
| Microscope Model | FEI TECNAI F20 |
| Minimum Defocus (nm) | 700 |
| Maximum Defocus (nm) | 3500 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 50000 |
| Calibrated Magnification | 50760 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 200 |
| Imaging Details | ZEISS IMAGING SCANNER, STEP SIZE 14micro-m |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | O | |
| RECONSTRUCTION | SPIDER | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| CTF CORRECTION OF 3D-MAPS BY WIENER FILTRATION | ||||
