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在色谱分析、有机合成和交叉偶联反应领域已被 0 篇同行评审文献引用。
乙酰胆碱转移酶(Choline acetyltransferase ChAT,EC 2.3.1.6)是乙酰胆碱Ach的合成酶,调节Ach的代谢。Ach是调节食道平滑肌运动的主要的兴奋性神经递质。 ChAT的测定是以乙酰辅酶A和胆碱为底物,在ChAT的作用下,反应的生成乙酰胆碱和辅酶A,该产物和显色剂反应于412nm处有吸收峰,进而计算出ChAT的活力。 酶催化反应方程式:acetyl-CoA+choline=CoA+O-acetylcholine。
Choline acetyltransferase (ChAT, EC 2.3.1.6) is the synthesizing enzyme of acetylcholine (Ach) and regulates Ach metabolism. Ach is the primary excitatory neurotransmitter that modulates esophageal smooth muscle motility. ChAT activity is assayed using acetyl-CoA and choline as substrates. Under the action of ChAT, the reaction produces acetylcholine and coenzyme A. The product then reacts with a chromogenic agent, producing an absorption peak at 412 nm, from which ChAT activity is calculated. Enzymatic reaction: acetyl-CoA + choline → CoA + O-acetylcholine.