| Details | | Solution-ID | Contents | Solvent system |
|---|
| 1 | 0.6 mM RNA (37-MER), 50 mM potassium chloride, 25 mM potassium phosphate, 90% H2O/10% D2O | 90% H2O/10% D2O| 2 | 0.4 mM [U-100% 15N] RNA (37-MER), 50 mM potassium chloride, 25 mM potassium phosphate, 90% H2O/10% D2O | 90% H2O/10% D2O| 3 | 0.3 mM [U-13C; U-15N]-Ade,Ura RNA (37-MER), 50 mM potassium chloride, 25 mM potassium phosphate, 90% H2O/10% D2O | 90% H2O/10% D2O| 4 | 1 mM [U-13C; U-15N]-Cyt,Gua RNA (37-MER), 50 mM potassium chloride, 25 mM potassium phosphate, 90% H2O/10% D2O | 90% H2O/10% D2O| 5 | 1 mM [U-13C; U-15N]-Cyt,Gua RNA (37-MER), 50 mM potassium chloride, 25 mM potassium phosphate, 100% D2O | 100% D2O | | | | |
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| Sample | | Conc. (mg/ml) | Component | Isotopic labeling | Solution-ID |
|---|
0.6 mM| RNA (37-MER)-1 | | 1 | 50 mM| potassium chloride-2 | | 1 | 25 mM| potassium phosphate-3 | | 1 | 0.4 mM| RNA (37-MER)-4 | [U-100% 15N] | 2 | 50 mM| potassium chloride-5 | | 2 | 25 mM| potassium phosphate-6 | | 2 | 0.3 mM| RNA (37-MER)-7 | [U-13C; U-15N]-Ade,Ura | 3 | 50 mM| potassium chloride-8 | | 3 | 25 mM| potassium phosphate-9 | | 3 | 1 mM| RNA (37-MER)-10 | [U-13C; U-15N]-Cyt,Gua | 4 | 50 mM| potassium chloride-11 | | 4 | 25 mM| potassium phosphate-12 | | 4 | 1 mM| RNA (37-MER)-13 | [U-13C; U-15N]-Cyt,Gua | 5 | 50 mM| potassium chloride-14 | | 5 | 25 mM| potassium phosphate-15 | | 5 | | | | | | | | | | | | | | | |
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| Sample conditions | | Conditions-ID | Ionic strength | pH | Pressure (kPa) | Temperature (K) |
|---|
| 1 | 75 | 6.2 | ambient 298 K| 2 | 75 | 6.2 | ambient | 278 K | | | |
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