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AFB1-AF26 APTAMER COMPLEX
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D DQF-COSY 1 mM AFB1 DNA aptamer (26-MER), 2 mM AFB1, 10 mM D TRIS-D11, 50 mM sodium chloride, 50 mM MgCL2 100% D2O 100 mM 7.5 1 atm 278 Bruker AVANCE III 700 2 2D 1H-1H NOESY 1 mM AFB1 DNA aptamer (26-MER), 2 mM AFB1, 10 mM D TRIS-D11, 50 mM sodium chloride, 50 mM MgCL2 100% D2O 100 mM 7.5 1 atm 278 Bruker AVANCE III 700 3 2D 1H-1H TOCSY 1 mM AFB1 DNA aptamer (26-MER), 2 mM AFB1, 10 mM D TRIS-D11, 50 mM sodium chloride, 50 mM MgCL2 100% D2O 100 mM 7.5 1 atm 278 Bruker AVANCE III 700 4 2D 1H-1H NOESY 1 mM AFB1 DNA aptamer (26-MER), 2 mM AFB1, 10 mM D TRIS-D11, 50 mM sodium chloride, 50 mM MgCL2 90% H2O/10% D2O 100 mM 7.5 1 atm 278 Bruker AVANCE III 700 5 2D 31P-1H COSY 1 mM AFB1 DNA aptamer (26-MER), 2 mM AFB1, 10 mM D TRIS-D11, 50 mM sodium chloride, 50 mM MgCL2 100% D2O 100 mM 7.5 1 atm 278 Bruker AVANCE III 700 6 2D 1H-13C JRHMBC 3 mM AFB1 DNA aptamer (26-MER), 6 mM AFB1, 10 mM D TRIS-D11, 50 mM sodium chloride, 50 mM MgCL2 90% H2O/10% D2O 100 mM 7.5 1 atm 278 Bruker AVANCE III 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 700 2 Bruker AVANCE III 700 3 Bruker AVANCE III 600
NMR Refinement Method Details Software simulated annealing X-PLOR NIH torsion angle dynamics TopSpin
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 200 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin Bruker Biospin 2 structure calculation X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 3 chemical shift assignment Sparky Goddard