Structural Insight of Flavonoids binding to CAG repeat RNA that causes Huntington's Disease (HD) and Spinocerebellar Ataxia (SCAs)
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1.54 mM RNA (5'-R(P*CP*CP*GP*CP*AP*GP*CP*GP*G)-3'), 3.08 mM MYC | 90% H2O/10% D2O | 10 mM | 7.2 | 760 mmHg | 300 | Bruker AVANCE III 500 |
| 2 | 2D 1H-13C HSQC | 1.54 mM RNA (5'-R(P*CP*CP*GP*CP*AP*GP*CP*GP*G)-3'), 3.08 mM MYC | 90% H2O/10% D2O | 10 mM | 7.2 | 760 mmHg | 300 | Bruker AVANCE III 500 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE III | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | 9 intermolecular restrainst | Discover |
| 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 | TopSpin | 3.1 | Bruker Biospin |
| 2 | refinement | Discover | Accelrys Software Inc. | |
| 3 | processing | TopSpin | Bruker Biospin | |
| 4 | processing | Sparky | Goddard | |
