Fitting of the gp6 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 star-shaped baseplate
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3H2T | |
| Sample |
|---|
| T4 phages treated with 3 M urea |
| Sample Components |
| A ring of six gp6 dimers in the star-shaped baseplate of bacteriophage T4 |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 1965 |
| Reported Resolution (Å) | 16 |
| Resolution Method | FSC 0.5 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C6 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (3H2T) | ||||
| Refinement Space | |||||
| Refinement Protocol | |||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | |||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | KODAK SO-163 FILM | ||||||||
| Electron Dose (electrons/Å**2) | 20 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2002-01-06 |
| Temperature (Kelvin) | 100 |
| Microscope Model | FEI/PHILIPS CM300FEG/T |
| Minimum Defocus (nm) | 500 |
| Maximum Defocus (nm) | 3400 |
| Minimum Tilt Angle (degrees) | -9999 |
| Maximum Tilt Angle (degrees) | -9999 |
| Nominal CS | |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | GATAN LIQUID NITROGEN |
| Nominal Magnification | 45000 |
| Calibrated Magnification | 47000 |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | SITUS COLORES | |
| RECONSTRUCTION | SPIDER | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| Each particle | ||||
