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Solution structure of a self complementary Xylonucleic Acid duplex
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D DQF-COSY 1.5 mM XNA 100% D2O 7.2 ambient 283 2 2D 1H-1H TOCSY 1.5 mM XNA 100% D2O 7.2 ambient 283 3 2D 1H-1H NOESY 1.5 mM XNA 100% D2O 7.2 ambient 283 4 2D 1H-13C HSQC aliphatic 1.5 mM XNA 100% D2O 7.2 ambient 283 5 2D 1H-13C HSQC aromatic 1.5 mM XNA 100% D2O 7.2 ambient 283 6 2D 1H-13C HMBC aromatic 1.5 mM XNA 100% D2O 7.2 ambient 283 7 2D 1H-1H NOESY 1.5 mM XNA 90% H2O/10% D2O 7.2 ambient 283 8 2D 1H-31P COSY 1.5 mM XNA 100% D2O 7.2 ambient 283 9 31P Dec. 2D DQF-COSY 1.5 mM XNA 100% D2O 7.2 ambient 283
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600 2 Bruker AVANCE 500
NMR Refinement Method Details Software torsion angle dynamics, molecular dynamics TopSpin
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin 2.1 Bruker Biospin 2 processing TopSpin 2.1 Bruker Biospin 3 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 4 chemical shift assignment CARA Keller and Wuthrich