Polyketide

Japanese: polyketide
Polyketide

...For example, there are plant pigments such as butein (a yellow pigment contained as a glycoside in the flowers of yellow dahlias and yellow cosmos) and carthamin (a red pigment contained in the corolla of safflowers, also used as food coloring in Japan). Its closed ring isomer is flavanone, and together with flavones and anthocyanins, these yellow pigment compounds are collectively called flavonoids, which are a type of polyketide produced from acetyl CoA as a starting material. Polyketides are a general term for substances biosynthesized via β-polyketo acids represented by the general formula R(CH 2 CO) n CO 2 H. ...

*Some of the terminology explanations that mention "polyketide" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…たとえばブテイン(ダリアの黄色品種やキバナコスモスなどの花に配糖体として含まれる黄色色素)やカルタミン(ベニバナの花冠に含まれる紅色色素,日本では食紅としても用いられる)などの植物色素がある。その閉環異性体がフラバノンflavanoneで,フラボン,アントシアニンなどとともに,これら黄色色素化合物の総称としてフラボノイドflavonoidと呼ばれ,アセチルCoAを出発物質にして生ずるポリケチドpolyketideの一種である。ポリケチドとは,一般式R(CH2CO)nCO2Hで示されるβ‐ポリケト酸を経て生合成される物質の総称である。…

※「polyketide」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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