1. Biology Dictionary
  2. Protein kinase A (PKA)

Protein kinase A (PKA)蛋白激酶 A

释义:

Protein kinase A (PKA), the Cyclic adenosine monophosphate (cAMP)-dependent protein kinase, is ubiquitously expressed in mammalian cells, can be activated in response to a plethora of biological stimuli, and phosphorylates more than 250 known substrates. PKA serves as the primary effector of the second-messenger molecule 3',5'-cyclic adenosine monophosphate (cAMP), has mostly inhibitory effects on the adaptive immune response. PKA has a wide range effects in energy homeostasis, memory formation and immunity.

蛋白激酶 A (PKA) 是一种 Cyclic adenosine monophosphate (cAMP) 依赖性蛋白激酶,在哺乳动物细胞中普遍表达,可响应过多的生物刺激而被激活,并使 250 多种已知底物磷酸化。PKA 作为第二信使分子 3',5'-环磷酸腺苷 (cAMP) 的主要效应物,主要对适应性免疫反应具有抑制作用。PKA 在能量稳态、记忆形成和免疫方面具有广泛的作用。

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