6H1K

The major G-quadruplex form of HIV-1 LTR

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	70 mM NA potassium chloride, 20 mM NA potassium phosphate, 1 mM DNA (28-MER)	90% H2O/10% D2O	70mM KCL, 20mM KPi	7.0	1 Pa	298	Bruker AVANCE II 600
2	2D 1H-1H TOCSY	70 mM NA potassium chloride, 20 mM NA potassium phosphate, 1 mM DNA (28-MER)	90% H2O/10% D2O	70mM KCL, 20mM KPi	7.0	1 Pa	298	Bruker AVANCE II 600
3	2D 1H-13C HSQC	70 mM NA potassium chloride, 20 mM NA potassium phosphate, 1 mM DNA (28-MER)	90% H2O/10% D2O	70mM KCL, 20mM KPi	7.0	1 Pa	298	Bruker AVANCE II 600
4	2D 1H-13C HMBC	70 mM NA potassium chloride, 20 mM NA potassium phosphate, 1 mM DNA (28-MER)	90% H2O/10% D2O	70mM KCL, 20mM KPi	7.0	1 Pa	298	Bruker AVANCE II 600
5	2D 1H-13C HSQC aromatic	70 mM NA potassium chloride, 20 mM NA potassium phosphate, 1 mM DNA (28-MER)	90% H2O/10% D2O	70mM KCL, 20mM KPi	7.0	1 Pa	298	Bruker AVANCE II 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE II	600
2	Bruker	AVANCE II	700

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		Xplor-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 (structures with the lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Xplor-NIH		Schwieters, Kuszewski, Tjandra and Clore
2	structure calculation	Xplor-NIH		Schwieters, Kuszewski, Tjandra and Clore
3	chemical shift assignment	Sparky		Goddard
4	peak picking	Sparky		Goddard