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Solution NMR structure of the 1:1 complex of NOP56 intronic G-quadruplex bound with pyridostatin
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(*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS, 1.5 mM pyridostatin 99.96% D2O 1 mM 7 1 atm 298 Bruker AVANCE 600 2 2D 1H-1H NOESY 0.5 mM DNA (5'-D(*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS, 1.5 mM pyridostatin 90% H2O/10% D2O 1 mM 7 1 atm 298 Bruker AVANCE 600 3 2D 1H-1H TOCSY 0.5 mM DNA (5'-D(*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS, 1.5 mM pyridostatin 99.96% D2O 1 mM 7 1 atm 298 Bruker AVANCE 600 4 2D 1H-1H COSY 0.5 mM DNA (5'-D(*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*GP*CP*CP*TP*GP*GP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS, 1.5 mM pyridostatin 99.96% D2O 1 mM 7 1 atm 298 Bruker AVANCE 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
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 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 chemical shift assignment TopSpin Bruker Biospin 2 structure calculation Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman