5OV2

2'F-ANA-G modified quadruplex with a flipped tetrad

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	0.58 mM DNA, 10 mM potassium phosphate	90% H2O/10% D2O	10 mM	7	1 atm	298	Bruker Avance 600
2	2D DQF-COSY	0.58 mM DNA, 10 mM potassium phosphate	90% H2O/10% D2O	10 mM	7	1 atm	298	Bruker Avance 600
3	2D 1H-13C HSQC aromatic	0.58 mM DNA, 10 mM potassium phosphate	90% H2O/10% D2O	10 mM	7	1 atm	298	Bruker Avance 600
4	2D 1H-1H TOCSY	0.58 mM DNA, 10 mM potassium phosphate	90% H2O/10% D2O	10 mM	7	1 atm	298	Bruker Avance 600
5	2D 1H-1H NOESY	0.58 mM DNA, 10 mM potassium phosphate	100% D2O	10 mM	7	1 atm	298	Bruker Avance 600
6	2D DQF-COSY	0.58 mM DNA, 10 mM potassium phosphate	100% D2O	10 mM	7	1 atm	298	Bruker Avance 600
7	2D 1H-13C HSQC aromatic	0.58 mM DNA, 10 mM potassium phosphate	100% D2O	10 mM	7	1 atm	298	Bruker Avance 600
8	2D 1H-1H TOCSY	0.58 mM DNA, 10 mM potassium phosphate	100% D2O	10 mM	7	1 atm	298	Bruker Avance 600

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

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		Xplor-NIH
simulated annealing		Amber
molecular dynamics		CcpNmr Analysis

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	10
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure calculation	Xplor-NIH		Schwieters, Kuszewski, Tjandra and Clore
2	refinement	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
3	chemical shift assignment	CcpNmr Analysis		CCPN
4	peak picking	CcpNmr Analysis		CCPN