SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | DQF-COSY | 4mM surfactin in 90% H2O, 10% D2O (pH 5.1); 50mM SDS-d25 | 90% H2O/10% D2O | 5.1 | ambient | 298 | ||
| 2 | 2D TOCSY | 4mM surfactin in 90% H2O, 10% D2O (pH 5.1); 50mM SDS-d25 | 90% H2O/10% D2O | 5.1 | ambient | 298 | ||
| 3 | 2D NOESY | 4mM surfactin in 90% H2O, 10% D2O (pH 5.1); 50mM SDS-d25 | 90% H2O/10% D2O | 5.1 | ambient | 298 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DRX | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| distance geometry, simulated annealing | the structures are based on a total of 49 restraints, 47 are NOE-derived distance constraints and 2 are dihedral angle restraints | X-PLOR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations, structures with the lowest energy |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 24 |
| Representative Model | 1 (closest to the average) |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | processing | X-PLOR | 3.851 | |
| 2 | refinement | CHARMM | 22 | |
| 3 | data analysis | Gifa | 4.0 | Marc-Andre Delsuc |
| 4 | data analysis | MOLMOL | ||
