NMR SOLUTION STRUCTURE OF THE ANTICODON OF YEAST TRNA-PHE WITH 3 MODIFICATIONS (OMC32 OMG34 M5C40)
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1.6 mM RNA, 10 mM cacodylate buffer, pH 5.6, 0.1 mM EDTA | 5.60 | 1 atm | 298 | |||
| 2 | DQF-COSY | 1.6 mM RNA, 10 mM cacodylate buffer, pH 5.6, 0.1 mM EDTA | 5.60 | 1 atm | 298 | |||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| global fold by distance geometry. refinement by simulated annealing using the amber forcefield | 271 restraints (258 NOE-Derived, 13 h-bond), 95 dihedral angle | XwinNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations, structures with the lowest energy |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 10 |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | Bruker | |
| 2 | data analysis | Felix | 98 | Accelrys |
| 3 | refinement | Discover | 98 | Accelrys |
