LyeTxI-b, a synthetic peptide derived from Lycosa erythrognatha spider venom, shows potent antibiotic activity, in vitro and in vivo
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H TOCSY | 2 mM LyeTxI-b, 20 mM phosphate buffer, 1 mM DSS | TFE-d2/H2O (60:40%, v/v) | not applicable | 7.0 | 1 atm | 293 | Bruker Avance III 600 600.043 |
| 2 | 2D 1H-1H NOESY | 2 mM LyeTxI-b, 20 mM phosphate buffer, 1 mM DSS | TFE-d2/H2O (60:40%, v/v) | not applicable | 7.0 | 1 atm | 293 | Bruker Avance III 600 600.043 |
| 3 | 2D 1H-13C HSQC | 2 mM LyeTxI-b, 20 mM phosphate buffer, 1 mM DSS | TFE-d2/H2O (60:40%, v/v) | not applicable | 7.0 | 1 atm | 293 | Bruker Avance III 600 600.043 |
| 4 | 2D 1H-15N HMQC | 2 mM LyeTxI-b, 20 mM phosphate buffer, 1 mM DSS | TFE-d2/H2O (60:40%, v/v) | not applicable | 7.0 | 1 atm | 293 | Bruker Avance III 600 600.043 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | Avance III 600 | 600.043 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | X-PLOR NIH | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 10 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | chemical shift assignment | NMRView | Johnson, One Moon Scientific | |
| 2 | processing | NMRPipe | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax | |
| 5 | collection | TopSpin | Bruker Biospin | |
| 3 | refinement | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore | |
| 4 | data analysis | MOLMOL | Koradi, Billeter and Wuthrich | |
| 6 | structure calculation | TALOS | Cornilescu, Delaglio and Bax | |
| 7 | structure calculation | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore | |
