Solution structure of synthetic 21mer peptide spanning region 135-155 (in human numbering) of sheep prion protein
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 5 mM | 90% H2O/10% D2O | nd | 2.3 | ambient | 324 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 400 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| Molecular dynamics with AMBER99 all-atom force field parameters by using the variable target function approach in the torsion angle space with the standard geometry of amino acids and peptide bonds. | The structures are based on a total of 134 NOE-derived distance constraints. | XwinNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | The submitted conformer models are the 20 structures with the least restraint violations and the lowestt energy |
| Conformers Calculated Total Number | 1000 |
| Conformers Submitted Total Number | 20 |
| 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 | collection | XwinNMR | 1.3 | Bruker |
| 2 | processing | AURELIA | 2.5.9 | Bruker |
| 3 | structure solution | ICMDy | 2.3 | Mazur, A.K. |
| 4 | refinement | ICMDy | 2.3 | Mazur, A.K. |
