2NPW

Solution Structures of a DNA Dodecamer Duplex with a Cisplatin 1,2-d(GG) Intrastrand Cross-Link

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.8 mM DNA, 100 mM NaCl, 5 mM phosphate buffer, pH 7.0	100% D2O	100mM NaCl, 5mM Napi	7.0	1 atm	298
2	2D TOCSY	1.8 mM DNA, 100 mM NaCl, 5 mM phosphate buffer, pH 7.0	100% D2O	100mM NaCl, 5mM Napi	7.0	1 atm	298
3	DQF-COSY	1.8 mM DNA, 100 mM NaCl, 5 mM phosphate buffer, pH 7.0	100% D2O	100mM NaCl, 5mM Napi	7.0	1 atm	298
4	2D NOESY	1.8 mM DNA, 100 mM NaCl, 5 mM phosphate buffer, pH 7.0, 95% H2O, 5% D2O	95% H2O/5% D2O	100mM NaCl, 5mM Napi	7.0	1 atm	298
5	2D 1H 31P HETCOR	1.8 mM DNA, 100 mM NaCl, 5 mM phosphate buffer, pH 7.0	100% D2O	100mM NaCl, 5mM Napi	7.0	1 atm	298

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

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	1
Conformers Submitted Total Number	1
Representative Model	1 (minimized average structure)

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CNS	1.1	Brunger
2	refinement	CNS	1.1	Brunger