1A9I

APYRIMIDINIC DNA WITH BOUND WATER AT THE DAMAGED SITE, ALPHA FORM, NMR, 1 STRUCTURE

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	NOESY	TRIS		50 mM KCL	7.0	1 atm	300
2	PECOSY	TRIS		50 mM KCL	7.0	1 atm	300
3	TOCSY	TRIS		50 mM KCL	7.0	1 atm	300
4	ROESY	TRIS		50 mM KCL	7.0	1 atm	300
5	QUIET-NOESY	TRIS		50 mM KCL	7.0	1 atm	300

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITY	400
2	Varian	INOVA	500

NMR Refinement
Method	Details	Software
matrix relaxation		X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	AVERAGE OF 5 STRUCTURES THAT THE NOESY BACKCALCULATION AGREES WITH EXPERIMENTAL NOESY
Conformers Calculated Total Number	100
Conformers Submitted Total Number	1

Additional NMR Experimental Information
Details	100MS NOESY, 250MS NOESY 250MS QUIETNOESY 70MS BAND-SELECTIVE J TOCSY FOR PHOSPHOROUS "J SCALE" SET TO 2 AND 3

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR	3.1	BRUNGER
2	structure solution	VNMR

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.