Mutations can occur when adenine is altered or mismatched with other bases. For example, the deamination of adenine can lead to the formation of hypoxanthine, which can pair with cytosine instead of ...

Adenine and guanine, the two most common purines in DNA and RNA ... Lesch-Nyhan syndrome is a rare X-linked genetic disorder caused by a deficiency in the enzyme hypoxanthine-guanine ...