7OFG
Oxytocin NMR solution structure
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H COSY | 5 mM ammonium acetate, 3.3 mM Oxytocin | 90% H2O/10% D2O | 0.00665 M | 6.7 | 1 atm | 297.3 | Bruker AVANCE II 500 |
| 2 | 2D 1H-1H TOCSY | 5 mM ammonium acetate, 3.3 mM Oxytocin | 90% H2O/10% D2O | 0.00665 M | 6.7 | 1 atm | 297.3 | Bruker AVANCE II 500 |
| 3 | 2D 1H-1H ROESY | 5 mM ammonium acetate, 3.3 mM Oxytocin | 90% H2O/10% D2O | 0.00665 M | 6.7 | 1 atm | 297.3 | Bruker AVANCE II 500 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE II | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| DGSA-distance geometry simulated annealing | Based on 59 ROE restraints | CNS |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 14 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 5 | collection | TopSpin | 3.6.2 | Bruker Biospin |
| 1 | chemical shift assignment | NMRFAM-SPARKY | 1.470 | Lee, W.; Tonelli, M.; Markley, J. L. |
| 2 | structure calculation | CNS | 3.2 | Brunger, Adams, Clore, Gros, Nilges and Read |
| 3 | data analysis | UCSF Chimera | 1.14 | Pettersen, E. F.; Goddard, T. D.; Huang, C. C.; Couch, G. S.; Greenblatt, D. M.; Meng, E. C.; Ferrin, T. E. |
| 4 | peak picking | NMRFAM-SPARKY | 1.470 | Lee, W.; Tonelli, M.; Markley, J. L. |
