Crystal structure of the chitinase Chi1 fitted into the 3D structure of the Yersinia entomophaga toxin complex
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3OA5 | |
| Sample |
|---|
| INSECTICIDAL TC FROM YERSINIA ENTOMOPHAGA STRAIN MH96 (DELETION CONSTRUCT 9)(AKA YEN-TC K9) |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Staining Type | NEGATIVE |
| Staining Material | uranyl formate |
| Staining Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 10604 |
| Reported Resolution (Å) | 17 |
| Resolution Method | |
| Other Details | SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-1978.(DEPOSITION ID: 10324). |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C5 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (3OA5) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | Cross-correlation coefficient | ||||
| Overall B Value | 22.09 | ||||
| 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) | 80 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2009-06-02 |
| Temperature (Kelvin) | 295 |
| Microscope Model | FEI TECNAI F30 |
| Minimum Defocus (nm) | 900 |
| Maximum Defocus (nm) | 950 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 59000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | Situs | |
| RECONSTRUCTION | EMAN | |
| RECONSTRUCTION | Xmipp | |
