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  1. Adenine - Wikipedia

    Adenine is one of the two purine nucleobases (the other being guanine) used in forming nucleotides of the nucleic acids. In DNA, adenine binds to thymine via two hydrogen bonds to …

  2. Adenine | Nucleobase, Purine, DNA | Britannica

    Adenine, organic compound belonging to the purine family, occurring free in tea or combined in many substances of biological importance, including the nucleic acids, which govern …

  3. Adenine | C5H5N5 | CID 190 - PubChem

    Adenine forms adenosine, a nucleoside, when attached to ribose, and deoxyadenosine when attached to deoxyribose, and it forms adenosine triphosphate (ATP), which drives many …

  4. Adenine - National Human Genome Research Institute

    5 days ago · Adenine (A) is one of the four nucleotide bases in DNA, with the other three being cytosine (C), guanine (G) and thymine (T). Within a double-stranded DNA molecule, adenine …

  5. What Are Adenines and What Is Their Function? - Biology Insights

    Jul 28, 2025 · Adenine is a fundamental nucleobase, playing a foundational role in the chemistry of living organisms. It is a purine, meaning its structure includes two fused carbon-nitrogen …

  6. Adenine - New World Encyclopedia

    Purines, from which adenine is derived, are found in plants and animals. Foods high in purines include organs such as liver, brains, and kidneys, and fish such as anchovies, herring, and …

  7. Adenine - Nutanica

    Mar 22, 2025 · Adenine is a purine base, characterized by its bicyclic structure composed of an imidazole ring fused with a pyrimidine ring. Its chemical formula is C5H5N5, which includes …