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Photoswitchable G-quadruplex
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-13C HSQC 550 uM DNA (5'-D(*GP*GP*(AZW)P*GP*G)-3'), 25 mM Tris-HCl, 50 mM KCl 100% D2O 71 7.4 ambient 298 2 2D 1H-13C HMBC 550 uM DNA (5'-D(*GP*GP*(AZW)P*GP*G)-3'), 25 mM Tris-HCl, 50 mM KCl 90% H2O/10% D2O 71 7.4 ambient 298 3 2D 1H-31P TOCSY 550 uM DNA (5'-D(*GP*GP*(AZW)P*GP*G)-3'), 25 mM Tris-HCl, 50 mM KCl 100% D2O 71 7.4 ambient 298 4 2D 1H-1H P.E. COSY 550 uM DNA (5'-D(*GP*GP*(AZW)P*GP*G)-3'), 25 mM Tris-HCl, 50 mM KCl 100% D2O 71 7.4 ambient 298 5 2D 1H-1H NOESY 550 uM DNA (5'-D(*GP*GP*(AZW)P*GP*G)-3'), 25 mM Tris-HCl, 50 mM KCl 90% H2O/10% D2O 71 7.4 ambient 298 6 2D 1H-1H NOESY 550 uM DNA (5'-D(*GP*GP*(AZW)P*GP*G)-3'), 25 mM Tris-HCl, 50 mM KCl 100% D2O 71 7.4 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing simulated annealing with cartesian angle dynamics CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CNS 1.1 Brunger, Adams, Clore, Gros, Nilges and Read 2 structure solution ARIA 1.2 Linge, O'Donoghue and Nilges 3 refinement ARIA 1.2 Linge, O'Donoghue and Nilges 4 collection TopSpin 3.2 Bruker Biospin 5 processing TopSpin 3.2 Bruker Biospin 6 chemical shift assignment Sparky 3.114 Goddard 7 data analysis Sparky 3.114 Goddard 8 peak picking Sparky 3.114 Goddard