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Solution NMR Structures of DNA minidumbbell formed by 5'-CTTG CATG-3'.
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 0.5 mM DNA (5'-D(*CP*TP*TP*GP*CP*AP*TP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS 99.96% D2O 1 NaPi mM 7.0 1 atm 278 Bruker AVANCE 700 2 2D DQF-COSY 0.5 mM DNA (5'-D(*CP*TP*TP*GP*CP*AP*TP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS 99.96% D2O 1 NaPi mM 7.0 1 atm 278 Bruker AVANCE 700 3 2D 1H-1H TOCSY 0.5 mM DNA (5'-D(*CP*TP*TP*GP*CP*AP*TP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS 99.96% D2O 1 NaPi mM 7.0 1 atm 278 Bruker AVANCE 500
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 500 2 Bruker AVANCE 700
NMR Refinement Method Details Software simulated annealing Amber
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 500 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman 2 structure calculation Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman 3 chemical shift assignment TopSpin Bruker Biospin