NMR Solution Structure of Peptide 12: First-in-class cyclic Temporin L analogue with antibacterial and antibiofilm activities
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 1D 1H | 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC | 90% H2O/10% D2O | 0.0 mM | 5.0 | 1 atm | 298 | Bruker AVANCE NEO 700 |
| 2 | 2D 1H-1H NOESY | 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC | 90% H2O/10% D2O | 0.0 mM | 5.0 | 1 atm | 298 | Bruker AVANCE NEO 700 |
| 3 | 2D 1H-1H TOCSY | 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC | 90% H2O/10% D2O | 0.0 mM | 5.0 | 1 atm | 298 | Bruker AVANCE NEO 700 |
| 4 | 2D 1H-1H COSY | 2.0 mM PHE-VAL-PRO-TRP-PHE-LYS-LYS-PHE-DLE-GLU-ARG-ILE-LEU-NH2, 180 mM d-25 SDS, 20 mM d-38 DPC | 90% H2O/10% D2O | 0.0 mM | 5.0 | 1 atm | 298 | Bruker AVANCE NEO 700 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE NEO | 700 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | Insight II | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations |
| Conformers Calculated Total Number | 200 |
| Conformers Submitted Total Number | 10 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | Insight II | Accelrys Software Inc. | |
| 2 | structure calculation | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 3 | chemical shift assignment | XEASY | Bartels et al. | |
| 4 | peak picking | XEASY | Bartels et al. | |
| 5 | processing | TopSpin | Bruker Biospin | |
| 7 | collection | TopSpin | Bruker Biospin | |














