7V6V | pdb_00007v6v

trimolecular G-quadruplexes consists of a hairpin motif and two short chains

SOLID-STATE NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	4.0 mM DNA (5'-D(*CP*AP*GP*GP*GP*AP*GP*GP*GP*T)-3'), 4.0 mM DNA (5'-D(*TP*GP*GP*GP*A)-3'), 10 mM potassium chloride, 5 mM potassium phosphate, 100 % [U-100% 2H] D2O	100% D2O	40 mM	6.8	1 atm	307	Bruker AVANCE III 600
2	2D 1H-15N HSQC	4.0 mM DNA (5'-D(*CP*AP*GP*GP*GP*AP*GP*GP*GP*T)-3'), 4.0 mM DNA (5'-D(*TP*GP*GP*GP*A)-3'), 10 mM potassium chloride, 5 mM potassium phosphate, 100 % [U-100% 2H] D2O	100% D2O	40 mM	6.8	1 atm	307	Bruker AVANCE III 600
3	2D 1H-13C HSQC	4.0 mM DNA (5'-D(*CP*AP*GP*GP*GP*AP*GP*GP*GP*T)-3'), 4.0 mM DNA (5'-D(*TP*GP*GP*GP*A)-3'), 10 mM potassium chloride, 5 mM potassium phosphate, 100 % [U-100% 2H] D2O	100% D2O	40 mM	6.8	1 atm	307	Bruker AVANCE III 600

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

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	back calculated data agree with experimental NOESY spectrum
Conformers Calculated Total Number	200
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
2	structure calculation	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
3	chemical shift assignment	CcpNmr Analysis		CCPN
4	peak picking	CcpNmr Analysis		CCPN