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The structure of an i-motif/duplex junction at neutral pH
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 0.5 mM I-motif/duplex junction (IDJ), 10 mM sodium phosphate, 0.5 % v/v DSS 90% H2O/10% D2O 10 mM 7.0 1 atm 278 Bruker AVANCE III 600 2 2D 1H-1H TOCSY 0.5 mM I-motif/duplex junction (IDJ), 10 mM sodium phosphate, 0.5 % v/v DSS 90% H2O/10% D2O 10 mM 7.0 1 atm 278 Bruker AVANCE III 600 3 2D 1H-1H COSY 0.5 mM I-motif/duplex junction (IDJ), 10 mM sodium phosphate, 0.5 % v/v DSS 90% H2O/10% D2O 10 mM 7.0 1 atm 278 Bruker AVANCE III 600 4 2D 1H-1H NOESY 0.5 mM I-motif/duplex junction (IDJ), 10 mM sodium phosphate, 0.5 % v/v DSS 90% H2O/10% D2O 10 mM 7.0 1 atm 298 Bruker AVANCE III 600 5 2D 1H-1H TOCSY 0.5 mM I-motif/duplex junction (IDJ), 10 mM sodium phosphate, 0.5 % v/v DSS 90% H2O/10% D2O 10 mM 7.0 1 atm 298 Bruker AVANCE III 600 6 2D 1H-1H COSY 0.5 mM I-motif/duplex junction (IDJ), 10 mM sodium phosphate, 0.5 % v/v DSS 90% H2O/10% D2O 10 mM 7.0 1 atm 298 Bruker AVANCE III 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 600
NMR Refinement Method Details Software molecular dynamics Amber
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 15 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin Bruker Biospin 3 processing TopSpin Bruker Biospin 2 chemical shift assignment Sparky Goddard 4 structure calculation CYANA Guntert, Mumenthaler and Wuthrich 5 refinement Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman 6 data analysis 3DNA Lu and Olson 7 data analysis MOLMOL Koradi, Billeter and Wuthrich