2MO2

Solution NMR structure of DNA dodecamer containing the 5-hydroxycytosine

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	100 mM DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*(5OC)P*GP*CP*G)-3'), 100 % D2O, 10 mM sodium phosphate, 100 mM sodium chloride, 11 mM sodium azide, 0.05 mM EDTA	90% H2O/10% D2O		7	ambient	288
2	2D 1H-1H COSY	100 mM DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*(5OC)P*GP*CP*G)-3'), 100 % D2O, 10 mM sodium phosphate, 100 mM sodium chloride, 11 mM sodium azide, 0.05 mM EDTA	90% H2O/10% D2O		7	ambient	288

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	INOVA	900

NMR Refinement
Method	Details	Software
simulated annealing		Sparky

NMR Ensemble Information
Conformer Selection Criteria	back calculated data agree with experimental NOESY spectrum
Conformers Calculated Total Number	40
Conformers Submitted Total Number	11
Representative Model	1 (minimized average structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	Sparky		Goddard
2	refinement	Amber		Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, ... and Kollman
3	processing	TopSpin		Bruker Biospin