NMR Solution Structure of BmK-betaIT, an Excitatory Scorpion Toxin from Buthus martensi Karsch
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY, 2D TOCSY, DQF-COSY | 2.0mM | 90% H2O/10% D2O | 4.80 | ambient | 303 | ||
| 2 | 2D NOESY, 2D TOCSY, DQF-COSY | 2.0mM | 100% D2O | 4.80 | ambient | 303 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| The structure are based on a total of 884 constraints, 814 are NOE-derived distance constraints,26 dihedral angle constraints,44 distance constraints from sixteen hydrogen bonds and four disulfide bonds. | VNMR | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 200 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (lowest energy) |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | VNMR | 6.1B | Mike Carlisle, Dan Steele, and Mike Miller |
| 2 | processing | VNMR | 6.1B | Mike Carlisle, Dan Steele, and Mike Miller |
| 3 | data analysis | XEASY | 1994 | Tai-he Xia and Christian Bartel |
| 4 | structure solution | DYANA | 1.5 | Peter Guntert, Christian Mumenthaler and Torsten Herrmann |
| 5 | refinement | Amber | 5.0 | |
