2MKO

G-triplex structure and formation propensity

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D DQF-COSY	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
2	2D 1H-1H TOCSY	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
3	2D 1H-1H NOESY	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
4	2D 1H-1H ROESY	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
5	2D JR-HMBC	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
6	E.COSY	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
7	2D 31P-1H HSQC	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
8	2D 1H-13C HSQC	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
9	IPAP	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274
10	2D 31P-1H COSY	0.7 mM DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*G)-3'), 70 mM potassium chloride, 10 mM potassium phosphate, 0.2 mM EDTA	90% H2O/10% D2O	0.08	7	ambient	274

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	900
2	Bruker	AVANCE	800
3	Bruker	AVANCE	700
4	Bruker	AVANCE	600
5	Bruker	DRX	500
6	Bruker	AVANCE	950

NMR Refinement
Method	Details	Software
restrained molecular dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	10
Conformers Submitted Total Number	10
Representative Model	1 (closest to the average)

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