2M4P

Solution structure of an intramolecular propeller-type G-quadruplex containing a single bulge

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	0.1-2.0 mM DNA (5'-D(*TP*TP*GP*TP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*T)-3')-1	90% H2O/10% D2O	.05	7.0	ambient	298
2	2D 1H-13C HSQC	0.1-2.0 mM DNA (5'-D(*TP*TP*GP*TP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*T)-3')-1	90% H2O/10% D2O	.05	7.0	ambient	298
3	2D 1H-1H NOESY	0.1-2.0 mM DNA (5'-D(*TP*TP*GP*TP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*T)-3')-1	90% H2O/10% D2O	.05	7.0	ambient	298
4	2D 1H-13C JR-HMBC	0.1-2.0 mM DNA (5'-D(*TP*TP*GP*TP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*TP*GP*GP*GP*T)-3')-1	90% H2O/10% D2O	.05	7.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing, simulated annealing, molecular dynamics		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	geometry optimization	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
2	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore