NMR Solution Structure of Nogalamycin Intercalation Between Co-Axially Stacked Hairpins
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 3mM hairpin; 10mM phosphate, 100mM NaCl; 0.6mM NaN3; 0.6mM Na4 EDTA; 2mM Trimethylisilylpropanoate D2O | D2O | 100mM Na+ 10mM PO4- | 6.4 | ATMOSPHERIC atm | 278 | |
| 2 | 2D NOESY with WaterGATE suppresion | 3mM hairpin; 10mM phosphate, 100mM NaCl; 0.6mM NaN3; 0.6mM Na4 EDTA; 2mM Trimethylisilylpropanoate 10% D2O, 90% H2O | 10% D2O, 90% H2O | 100mM Na+ 10mM PO4- | 6.4 | ATMOSPHERIC atm | 278 | |
| 3 | DQF-COSY | 3mM hairpin; 10mM phosphate, 100mM NaCl; 0.6mM NaN3; 0.6mM Na4 EDTA; 2mM Trimethylisilylpropanoate D2O | D2O | 100mM Na+ 10mM PO4- | 6.4 | ATMOSPHERIC atm | 278 | |
| 4 | TOCSY | 3mM hairpin; 10mM phosphate, 100mM NaCl; 0.6mM NaN3; 0.6mM Na4 EDTA; 2mM Trimethylisilylpropanoate D2O | D2O | 100mM Na+ 10mM PO4- | 6.4 | ATMOSPHERIC atm | 278 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE DRX | 500 |
| 2 | Bruker | AVANCE | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| restrained molecular dynamics | XwinNMR | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | |
| Conformers Calculated Total Number | |
| Conformers Submitted Total Number | 1 |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 2.6-3.1 | |
| 2 | data analysis | ANSIG | 3.3 | |
| 3 | structure solution | Amber | 6 | |
| 4 | refinement | Amber | 6 | PEARLMAN,CASE,CALDWELL,ROSS,CHEATHAM,FERGUSON,SEIBEL,SINGH,WEINER,KOLLMAN |
