6K3Y

G-quadruplex complex with cyclic dinucleotide 3'-3' cGAMP

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	1 mM delta1, 1.5 mM cGAMP, 10 mM potassium chloride, 10 mM potassium phosphate	100% D2O	30 mM	7	1 atm	298	Bruker AVANCE II 600
2	2D 1H-1H NOESY	1 mM delta1, 1.5 mM cGAMP, 10 mM potassium chloride, 10 mM potassium phosphate	90% H2O/10% D2O	30 mM	7	1 atm	298	Bruker AVANCE II 600
6	2D 1H-1H NOESY	1 mM delta1, 1.5 mM cGAMP, 10 mM potassium chloride, 10 mM potassium phosphate	90% H2O/10% D2O	30 mM	7	1 atm	283	Bruker AVANCE II 600
3	2D 1H-1H TOCSY	1 mM delta1, 1.5 mM cGAMP, 10 mM potassium chloride, 10 mM potassium phosphate	100% D2O	30 mM	7	1 atm	298	Bruker AVANCE II 600
4	2D 1H-13C HSQC aliphatic	1 mM delta1, 1.5 mM cGAMP, 10 mM potassium chloride, 10 mM potassium phosphate	100% D2O	30 mM	7	1 atm	298	Bruker AVANCE II 600
5	2D 1H-13C HSQC aromatic	1 mM delta1, 1.5 mM cGAMP, 10 mM potassium chloride, 10 mM potassium phosphate	100% D2O	30 mM	7	1 atm	298	Bruker AVANCE II 600

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

NMR Refinement
Method	Details	Software
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	collection	TopSpin		Bruker Biospin
2	processing	TopSpin		Bruker Biospin
3	peak picking	Sparky		Goddard
4	chemical shift assignment	Sparky		Goddard
5	data analysis	Sparky		Goddard
6	structure calculation	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
7	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore