6M0C

Solution NMR Structures of DNA minidumbbell formed by 5'-CTTG CATG-3'.

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	0.5 mM DNA (5'-D(*CP*TP*TP*GP*CP*AP*TP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS	99.96% D2O	1 NaPi mM	7.0	1 atm	278	Bruker AVANCE 700
2	2D DQF-COSY	0.5 mM DNA (5'-D(*CP*TP*TP*GP*CP*AP*TP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS	99.96% D2O	1 NaPi mM	7.0	1 atm	278	Bruker AVANCE 700
3	2D 1H-1H TOCSY	0.5 mM DNA (5'-D(*CP*TP*TP*GP*CP*AP*TP*G)-3'), 1 mM sodium phosphate, 0.02 mM DSS	99.96% D2O	1 NaPi mM	7.0	1 atm	278	Bruker AVANCE 500

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Bruker	AVANCE	700

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	20
Representative Model	1 (lowest energy)

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