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NMR Structure of the U3 RNA G-quadruplex
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1.5 mM 1H rHIVpro3 90% H2O/10% D2O 35 mM 6.9 1 atm 310 Bruker AVANCE NEO 950 2 2D 1H-1H TOCSY 1.5 mM 1H rHIVpro3 90% H2O/10% D2O 35 mM 6.9 1 atm 310 Bruker AVANCE NEO 600 3 2D 1H-13C HSQC 1.5 mM 1H rHIVpro3 90% H2O/10% D2O 35 mM 6.9 1 atm 310 Bruker AVANCE NEO 950 4 2D 1H-13C HMBC 1.5 mM 1H rHIVpro3 90% H2O/10% D2O 35 mM 6.9 1 atm 310 Bruker AVANCE NEO 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE NEO 950 2 Bruker AVANCE NEO 700 3 Bruker AVANCE NEO 600
NMR Refinement Method Details Software simulated annealing Amber
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 750 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 data analysis TopSpin Bruker Biospin 2 chemical shift assignment Sparky Goddard 3 structure calculation ARIA Linge, O'Donoghue and Nilges 4 refinement Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman