二酸甘油酯




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二酸甘油酯（DAG）有两种类型：1,2-二酸甘油酯（上图）和1,3-二酸甘油酯（下图），其中 R1 和 R2 为不同的脂肪酸链



二酸甘油酯（英语：diacylglycerol，或称为甘油二酯，英语：diglyceride，二酰基甘油，缩写DAG）是一类由两个脂肪酸链和一个甘油分子通过酯键形成的甘油酯[1]。二酸甘油酯有两种类型：1,2-二酸甘油酯和1,3-二酸甘油酯。


DAG可以作为表面活性剂，并可以作为食品加工中的乳化剂。[2][3]



生物学功能



蛋白激酶C激活





PIP2裂解为IP3和DAG引发的细胞内的钙释放和PKC激活



参考文献





  1. ^ （英文）國際純粹與應用化學聯合會．"glycerides"．《化学术语总目录》在线版．



  2. ^ Phuah, Eng-Tong; Tang, Teck-Kim; Lee, Yee-Ying; Choong, Thomas Shean-Yaw; Tan, Chin-Ping; Lai, Oi-Ming. Review on the Current State of Diacylglycerol Production Using Enzymatic Approach. Food and Bioprocess Technology. 2015, 8 (6): 1169–1186. ISSN 1935-5130. doi:10.1007/s11947-015-1505-0. 


  3. ^ Lo, Seong-Koon; Tan, Chin-Ping; Long, Kamariah; Yusoff, Mohd. Suria Affandi; Lai, Oi-Ming. Diacylglycerol Oil—Properties, Processes and Products: A Review. Food and Bioprocess Technology. 2008, 1 (3): 223–233. ISSN 1935-5130. doi:10.1007/s11947-007-0049-3. 











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脂類: 甘油酯



  • 单酸甘油酯（英语：Monoglyceride）

  • 二酸甘油酯


  • 三酸甘油酯

    • Triheptanoin

    • Trimyristin

    • Tripalmitin

    • 三硬脂酸甘油酯

    • Trilinolein

    • 三油酸甘油酯












医学导航：遗传代谢缺陷

代谢、k,c/g/r/p/y/i,f/h/s/l/o/e,a/u,n,m

k,cgrp/y/i,f/h/s/l/o/e,au,n,m,人名体征

药物(A16/C10)、中间产物(k,c/g/r/p/y/i,f/h/s/o/e,a/u,n,m)































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生物化學物質種類索引

糖类


  • 醇類

  • 糖醇

  • 醣蛋白

  • 苷
酯質


  • 类花生酸类


  • 脂肪酸
    • 中間物


  • 甘油酯

  • 磷脂

  • 鞘脂類

  • 胆固醇与甾体中间产物
核酸


  • 成分
    • 中間物
蛋白質


  • 胺基酸
    • 中間物
其他


  • 四吡咯
    • 中間物





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