1TUQ

NMR Structure Analysis of the B-DNA Dodecamer CTCtCACGTGGAG with a tricyclic cytosin base analogue

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	50mM potassium phosphate	100% D2O		6		288
2	2D TOCSY	50mM potassium phosphate	100% D2O		6		288
3	DQF-COSY	50mM potassium phosphate	100% D2O		6		288
4	2D NOESY	50mM potassium phosphate, 90% H2O, 10% D2O	90% H2O/10% D2O		6		288

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	800

NMR Refinement
Method	Details	Software
torsion angle dynamics		XEASY

NMR Ensemble Information
Conformer Selection Criteria	lowest CYANA target function
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest cyana target function)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	data analysis	XEASY	1.3.13	Bartels, C.
2	structure solution	CYANA	1.1	Guentert, P.
3	refinement	CYANA	1.1	Guentert, P.

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.