2NQ0

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

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.9mM DEOXYRIBONUCLEIC ACID, OXALIPLATIN, DNA, DUPLEX, DODECAMER	100% D2O	100mM NaCl, 5mM NaPi	7.0	1 atm	298
2	2D TOCSY	1.9mM DEOXYRIBONUCLEIC ACID, OXALIPLATIN, DNA, DUPLEX, DODECAMER	100% D2O	100mM NaCl, 5mM NaPi	7.0	1 atm	298
3	DQF-COSY	1.9mM DEOXYRIBONUCLEIC ACID, OXALIPLATIN, DNA, DUPLEX, DODECAMER	100% D2O	100mM NaCl, 5mM NaPi	7.0	1 atm	298
4	2D NOESY	1.9mM DEOXYRIBONUCLEIC ACID, OXALIPLATIN; DNA, DUPLEX, DODECAMER, 95% H2O, 5% D2O	95% H2O/5% D2O	100mM NaCl, 5mM NaPi	7.0	1 atm	298
5	2D 1H 31P HETCOR	1.9mM DEOXYRIBONUCLEIC ACID, OXALIPLATIN, DNA, DUPLEX, DODECAMER	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	20
Conformers Submitted Total Number	15
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

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.