3D NMR solution structure of ligand peptide (Ac)EVNPPVP of Pro-Pro endopeptidase-1
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H TOCSY | 2 mM peptide | 90% H2O/10% D2O | 0.175 M | 7 | 1 atm | 298 | Bruker AVANCE II 600 |
| 2 | 2D 1H-1H NOESY | 2 mM peptide | 90% H2O/10% D2O | 0.175 M | 7 | 1 atm | 298 | Bruker AVANCE II 600 |
| 3 | 2D 1H-13C HSQC | 2 mM peptide | 90% H2O/10% D2O | 0.175 M | 7 | 1 atm | 298 | Bruker AVANCE II 600 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE II | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | CYANA | |
| 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 | processing | TopSpin | Bruker Biospin | |
| 2 | structure calculation | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 3 | chemical shift assignment | CARA | Keller and Wuthrich | |
| 4 | peak picking | CARA | Keller and Wuthrich | |
