PUTATIVE ANCESTRAL PROTEIN ENCODED BY A SINGLE SEQUENCE REPEAT OF THE MULTIDOMAIN PROTEINASE INHIBITOR FROM NICOTIANA ALATA
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | DQFCOSY | 1 mM peptide | 90% H2O/10% D2O | 5.8 | 1 atm | 313 | ||
| 2 | ECOSY | 1 mM peptide | 90% H2O/10% D2O | 5.8 | 1 atm | 313 | ||
| 3 | TOCSY | 1 mM peptide | 90% H2O/10% D2O | 5.8 | 1 atm | 313 | ||
| 4 | NOESY | 1 mM peptide | 90% H2O/10% D2O | 5.8 | 1 atm | 313 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DRX | 750 |
| 2 | Bruker | ARX | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | REFINEMENT DETAILS CAN BE FOUND IN THE STRUCTURE CITATION ABOVE | X-PLOR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | LEAST RESTRAINT VIOLATIONS AND LOWEST ENERGY |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 20 |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | X-PLOR | 3.85 | BRUNGER |
| 2 | structure calculation | XEASY | Bartels et al. | |
| 3 | structure calculation | DYANA | Guntert, Braun and Wuthrich | |
| 4 | structure calculation | X-PLOR | BRUNGER | |
