6XAH

Structure of a Stable Interstrand DNA Crosslink Involving an dA Amino Group and an Abasic Site

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	500 uM deoxyribonucleic acid	100% D2O	120 mM	8	1 atm	298	Bruker AVANCE III 900
2	2D 1H-1H TOCSY	500 uM deoxyribonucleic acid	95% H2O/5% D2O	120 mM	8	1 atm	298	Bruker AVANCE III 900
3	2D 1H-1H NOESY	500 uM deoxyribonucleic acid	95% H2O/5% D2O	120 mM	8	1 atm	278	Bruker AVANCE III 900
4	2D 1H-1H COSY	500 uM deoxyribonucleic acid	100% D2O	120 mM	8	1 atm	298	Bruker AVANCE III 900

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	900

NMR Refinement
Method	Details	Software
molecular dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman
2	chemical shift assignment	Sparky		Goddard
3	data analysis	Sparky		Goddard
4	processing	TopSpin		Bruker Biospin
5	data analysis	TopSpin		Bruker Biospin
6	structure calculation	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman
7	peak picking	Sparky		Goddard

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.