Biochemistry. a purine base, C5H5N5, one of the fundamental components of nucleic acids, as DNA, in which it forms a base pair with thymine, and RNA, in which it pairs with uracil. Symbol:A
ad·e·nine (ād'n-ēn', -ĭn) n.
Abbr. A A purine base, C5H5N5, that is the constituent involved in base pairing with thymine in DNA and with uracil in RNA.
crystaline base, 1885, coined by Ger. physiologist/chemist Albrecht Kossel (1853-1927) from Gk. aden- "gland" + chem. suffix -ine. So called because it was derived from the pancreas.
Main Entry: ad·e·nine Pronunciation: 'ad-&n-"En Function: noun : a purine base C5H5N5 that codeshereditary information in the genetic code in DNA and RNA —compare CYTOSINE, GUANINE, THYMINE, URACIL
adenine ad·e·nine (ād'n-ēn', -ĭn) n. Abbr. A A purine base that is a constituent of DNA and RNA and an important energy transport and storage component in cellular metabolism.