Antibiotic Activity and Structural Analysis of a Scorpion-derived Antimicrobial peptide IsCT and Its Analogs
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1.0mM Peptide; 200mM SDS-d25 | 90% H2O/10% D2O | 4.0 | 1 atm | 308 | ||
| 2 | 2D TOCSY | 1.0mM Peptide; 200mM SDS-d25 | 90% H2O/10% D2O | 4.0 | 1 atm | 308 | ||
| 3 | DQF-COSY | 1.0mM Peptide; 200mM SDS-d25 | 90% H2O/10% D2O | 4.0 | 1 atm | 308 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 400 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| distance geometry, simulated annealing | Felix | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 50 |
| 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 | processing | Felix | 2000.1 | |
| 2 | structure solution | X-PLOR | 3.851 | Brunger |
| 3 | refinement | DGII | 2000.1 | HAVEL |
