Solution structure of agelenin, an insecticidal peptide from the venom of Agelena opulenta
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 4.1mM agelenin; 90% H2O, 10% D2O | 90% H2O/10% D2O | 0 | 4.5 | 1 atm | 298 | |
| 2 | DQF-COSY | 4.1mM agelenin; 90% H2O, 10% D2O | 90% H2O/10% D2O | 0 | 4.5 | 1 atm | 298 | |
| 3 | 2D TOCSY | 4.1mM agelenin; 90% H2O, 10% D2O | 90% H2O/10% D2O | 0 | 4.5 | 1 atm | 298 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 750 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | XwinNMR | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 2.5 | bruker |
| 2 | data analysis | ANSIG | 3.3 | Kraulis, P.J. |
| 3 | refinement | X-PLOR | 2.9.1 | Clore, G.M. |
