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Solution structure of a duplex-quadruplex hybrid formed by d[G4C2] repeats
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 90% H2O/10% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600 7 2D 1H-13C HMBC 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 90% H2O/10% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600 2 2D 1H-1H NOESY 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 100% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600 3 2D 1H-1H COSY 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 100% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600 4 2D 1H-1H TOCSY 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 100% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600 5 2D 1H-13C HSQC aromatic 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 100% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600 6 2D 1H-13C HSQC 1.3 mM WT14, 20 mM potassium phosphate, 70 mM potassium chloride 100% D2O 102 mM 7.0 1 atm 298 Bruker AVANCE II 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE II 600
NMR Refinement Method Details Software DGSA-distance geometry simulated annealing X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin Bruker Biospin 2 peak picking Sparky Goddard 3 chemical shift assignment Sparky Goddard 4 data analysis Sparky Goddard 5 structure calculation X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 6 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore