1EU6

DIMERIC SOLUTION STRUCTURE OF THE CYCLIC OCTAMER CD(CATTCATT)

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	20mM oligonucleotide concentration, 25mM buffer phosphate	either 100% D2O or 90% H2O 10% D2O	0.01	7.0	1 atm	293
2	DQF-COSY	20mM oligonucleotide concentration, 25mM buffer phosphate	either 100% D2O or 90% H2O 10% D2O	0.01	7.0	1 atm	293
3	ROESY	20mM oligonucleotide concentration, 25mM buffer phosphate	either 100% D2O or 90% H2O 10% D2O	0.01	7.0	1 atm	293
4	TOCSY	20mM oligonucleotide concentration, 25mM buffer phosphate	either 100% D2O or 90% H2O 10% D2O	0.01	7.0	1 atm	293

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

NMR Refinement
Method	Details	Software
relaxation matrix, restrained molecular dynamics	see reference	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	10
Conformers Submitted Total Number	10

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	1.3	Bruker
2	data analysis	XEASY	1.0	Bartels et al.
3	structure solution	DYANA	1.5	P. Guntert et al.
4	structure solution	MARDIGRAS	4.0	T.L. James
5	refinement	DYANA	1.5	P. Guntert et al.
6	refinement	Amber	4.1	D. Pearlman