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G-quadruplex peripheral knot
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 1 mM AT21S, 70 mM potassium chloride, 20 mM potassium phosphate, 20 uM DSS 90% H2O/10% D2O 90 mM 7 1 atm 298 Bruker AVANCE II 600 2 2D 1H-1H NOESY 1 mM AT21S, 70 mM potassium chloride, 20 mM potassium phosphate, 20 uM DSS 90% H2O/10% D2O 90 mM 7 1 atm 298 Bruker AVANCE II 600 3 2D 1H-1H TOCSY 1 mM AT21S, 70 mM potassium chloride, 20 mM potassium phosphate, 20 uM DSS 90% H2O/10% D2O 90 mM 7 1 atm 298 Bruker AVANCE II 600 4 2D 1H-15N HSQC 1 mM AT21S, 70 mM potassium chloride, 20 mM potassium phosphate, 20 uM DSS 90% H2O/10% D2O 90 mM 7 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 molecular dynamics 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 chemical shift assignment Sparky Goddard 6 collection TopSpin Bruker Biospin 2 peak picking Sparky Goddard 3 processing TopSpin Bruker Biospin 4 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 5 structure calculation X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore