酯酶(英語:esterase)是一種水解酶催化劑,可在水分子的參與下,經由水解作用,將酯類切割成酸類醇類。此類酶參與多種生物化學反應,依其專屬受質蛋白質結構,以及功能而有不同。

EC酶分類

  • EC 3.1.1羧酸酯水解酶類(Carboxylic ester hydrolases
  • EC 3.1.2: 硫酯水解酶類(Thiolester hydrolases
    • 硫酯酶類(Thioesterase
      • Ubiquitin carboxy-terminal hydrolase L1
  • EC 3.1.3: Phosphoric monoester hydrolases
    • 鹼性磷酸酶Phosphatase,EC 3.1.3.x):將磷酸單酯phosphoric acid monoesters)轉化為磷酸離子和醇類物質。
    • 果糖磷酸二酯酶 (3.1.3.11), converts fructose-1,6-bisphosphate to fructose-6-phosphate in gluconeogenesis
  • EC 3.1.4: Phosphoric diester hydrolases
  • EC 3.1.5: Triphosphoric monoester hydrolases
  • EC 3.1.6: Sulfuric ester hydrolases (sulfatases)
  • EC 3.1.7: Diphosphoric monoester hydrolases
  • EC 3.1.8: Phosphoric triester hydrolases
  • Exonucleases (deoxyribonucleases and ribonucleases)
    • EC 3.1.11: Exodeoxyribonucleases producing 5'-phosphomonoesters
    • EC 3.1.13: 產生5′-磷酸二酯核糖核酸外切酶
    • EC 3.1.14: 產生3′-磷酸二酯的核糖核酸外切酶
    • EC 3.1.15: Exonucleases active with either ribo- or deoxy-
  • 核酸內切酶脫氧核糖核酸核糖核酸
    • 去氧核糖核酸內切酶Endodeoxyribonuclease
    • 核糖核酸內切酶Endoribonuclease
    • 能同時擔任上述兩種角色的酶

參考文獻

外部連結

參見

  • List of enzymes
  • 羧酸
  • Leukocyte esterase
  • Hemagglutinin esterase
  • Nuclease
  • Lipase
  • Asymmetric ester hydrolysis with pig-liver esterase

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