2LGM

Structure of DNA Containing an Aristolactam II-dA Lesion

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	0.25 mM DNA 11m dupl ALII, 25 mM sodium phosphate, 50 mM sodium chloride	100% D2O		6.5	ambient	300
2	2D 1H-1H TOCSY	0.25 mM DNA 11m dupl ALII, 25 mM sodium phosphate, 50 mM sodium chloride	100% D2O		6.5	ambient	300
3	2D 1H-1H COSY	0.25 mM DNA 11m dupl ALII, 25 mM sodium phosphate, 50 mM sodium chloride	100% D2O		6.5	ambient	300
4	2D DQF-COSY	0.25 mM DNA 11m dupl ALII, 25 mM sodium phosphate, 50 mM sodium chloride	100% D2O		6.5	ambient	300
5	2D 1H-1H NOESY	0.25 mM DNA 11m dupl ALII, 25 mM sodium phosphate, 50 mM sodium chloride	90% H2O/10% D2O		6.5	ambient	278

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800
2	Varian	INOVA	600

NMR Refinement
Method	Details	Software
molecular dynamics		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	26
Conformers Submitted Total Number	26
Representative Model	1 (minimized average structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
2	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3	chemical shift assignment	Sparky		Goddard
4	peak picking	Sparky		Goddard
5	geometry optimization	HYPER		Tejero, Monleon, Celda, Powers and Montelione
6	collection	VNMR		Varian
7	collection	TopSpin		Bruker Biospin
8	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore