NMR-Based Model of the 22 Amino Acid Peptide in Polysialyltransferase Domain (PSTD) of the Polysialyltransferase ST8Sia IV
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-15N HSQC | 1.0 mM 22AA-PSTD peptide, 40 % trifluoroethanol-d3 | trifluoroethanol/water | 0 mM | 6.7 | 1 atm | 298 | Agilent DD2 800 |
| 2 | 2D 1H-13C HSQC | 1.0 mM 22AA-PSTD peptide, 40 % trifluoroethanol-d3 | trifluoroethanol/water | 0 mM | 6.7 | 1 atm | 298 | Agilent DD2 800 |
| 3 | 2D 1H-1H NOESY | 1.0 mM 22AA-PSTD peptide, 40 % trifluoroethanol-d3 | trifluoroethanol/water | 0 mM | 6.7 | 1 atm | 298 | Agilent DD2 800 |
| 4 | 2D 1H-1H TOCSY | 1.0 mM 22AA-PSTD peptide, 40 % trifluoroethanol-d3 | trifluoroethanol/water | 0 mM | 6.7 | 1 atm | 298 | Agilent DD2 800 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Agilent | DD2 | 800 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | NMRPipe | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (closest to the average) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | processing | NMRPipe | 8.9 | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax |
| 2 | data analysis | Analysis | 2.4 | CCPN |
| 3 | structure calculation | ARIA | 2.3.1 | Linge, O'Donoghue and Nilges |
| 4 | refinement | CNS | 1.2.1 | Brunger, Adams, Clore, Gros, Nilges and Read |
