Solution structure of the complex of naphthyridine-azaquinolone and an RNA with ACG/AUA motif
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 0.26 mM no RNA (30-MER), 0.26 mM no N~3~-{3-[(7-METHYL-1,8-NAPHTHYRIDIN-2-YL)AMINO]-3-OXOPROPYL}-N~1~-[(7-OXO-7,8-DIHYDRO-1,8-NAPHTHYRIDIN-2-YL)METHYL]-BET A-ALANINAMIDE | 95% H2O/5% D2O | 50 mM | 6.5 | 1 atm | 288 | Bruker AVANCE NEO 600 |
| 2 | 2D HOHAHA | 0.26 mM no RNA (30-MER), 0.26 mM no N~3~-{3-[(7-METHYL-1,8-NAPHTHYRIDIN-2-YL)AMINO]-3-OXOPROPYL}-N~1~-[(7-OXO-7,8-DIHYDRO-1,8-NAPHTHYRIDIN-2-YL)METHYL]-BET A-ALANINAMIDE | 95% H2O/5% D2O | 50 mM | 6.5 | 1 atm | 288 | Bruker AVANCE NEO 600 |
| 3 | 2D 1H-13C HSQC | 0.08 mM [U-10% 13C; U-10% 15N]U23 and [U-10% 13C; U-10% 15N]A24 RNA (30-MER), 0.08 mM no N~3~-{3-[(7-METHYL-1,8-NAPHTHYRIDIN-2-YL)AMINO]-3-OXOPROPYL}-N~1~-[(7-OXO-7,8-DIHYDRO-1,8-NAPHTHYRIDIN-2-YL)METHYL]-BET A-ALANINAMIDE | 95% H2O/5% D2O | 50 mM | 6.5 | 1 atm | 288 | Bruker AVANCE NEO 600 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE NEO | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | CNS | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 10 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | chemical shift assignment | Sparky | 3.114 | Goddard |
| 2 | structure calculation | CNS | 1.3 | Brunger, Adams, Clore, Gros, Nilges and Read |
| 3 | refinement | CNS | 1.3 | Brunger, Adams, Clore, Gros, Nilges and Read |
| 4 | peak picking | Sparky | 3.114 | Goddard |
