Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Key dihedrals and conformations in nucleic acids. (a) r(AA) dinucleotide with backbone and glycosidic torsions labeled. (b) BI and BII substates of DNA as represented by a model compound encompassing the deoxyribofuranose ring and 3’-methylphosphate group.
