English Explanatory Dictionary

guanine

English dictionary entry

Meanings

noun

A substance first obtained from guano; it is a nucleic base and pairs with cytosine in DNA and RNA (by means of three hydrogen bonds).

Pronunciation

/ˈɡwɑː.niːn/ en-us-guanine.ogg

Word forms

guanine guanines guanin

Etymology

Etymology tree Quechua wanubor. Spanish guanobor. English guano Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English guanine From guano + -ine. Guanine was named by the German chemist Julius Bodo Unger in 1846 who isolated it from guano.

Related words

Derived words

alkylguanine azaguanine benzylguanine deoxyguanine epiguanine guanase isoguanine methylguanine oligoguanine oxoguanine pentaguanine polyguanine thioguanine tioguanine

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