Sp-cAMPS
Sp-cAMPS用途
Sp-cAMPS, a cAMP analog, is potent activator of cAMP-dependent PKA I 和 PKA II. Sp-cAMPS is also a potent, competitive phosphodiesterase (PDE3A) inhibitor with a Ki of 47.6 µM. Sp-cAMPS binds the PDE10 GAF domain with an EC50 of 40 μM[1][2][3].
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Sp-cAMPS名称
Sp-cAMPS生物活性
[ 描述 ]:
Sp-cAMPS,一种 cAMP 类似物,是一种依赖 cAMP 的 PKA I 和 PKA II 的有效激活剂。Sp-cAMPS 还是一种有效的竞争性磷酸二酯酶 (PDE3A) 抑制剂,Ki 为 47.6 µM。Sp-cAMPS 以 EC50 为 40 μM 来结合 PDE10 GAF 域。
[ 相关类别 ]:
[ 靶点 ]
PKA I
PKA II
PDE3A:47.6 μM (Ki)
PDE10 GAF domain:50 μM (EC50)
[体外研究]
用Sp-cAMPS(腺苷环3',5'-硫代磷酸酯的刺激性非对映体)治疗肝细胞,模拟胰高血糖素的反应。胰高血糖素刺激的Ca2+水平的增加可以被Sp-camp模仿[4]。
[体内研究]
在慢性酒精消耗(CAC)小鼠中,直接向前额叶皮质注入Sp-cAMPS(1µg/µL)可显著改善或削弱退缩动物和水动物的工作记忆表现[5]。
[参考文献]
[1]. Su H Hung, et al. A new nonhydrolyzable reactive cAMP analog, (Sp)-adenosine-3',5'-cyclic-S-(4-bromo-2,3-dioxobutyl)monophosphorothioate irreversibly inactivates human platelet cGMP-inhibited cAMP phosphodiesterase. Bioorg Chem. 2002 Feb;30(1):16-31.
[2]. L Y Wang, et al. Regulation of kainate receptors by cAMP-dependent protein kinase and phosphatases. Science. 1991 Sep 6;253(5024):1132-5.
[3]. Ronald Jäger, et al. Activation of PDE10 and PDE11 phosphodiesterases. J Biol Chem. 2012 Jan 6;287(2):1210-9.
[4]. P A Connelly,et al. A study of the mechanism of glucagon-induced protein phosphorylation in isolated rat hepatocytes using (Sp)-cAMPS and (Rp)-cAMPS, the stimulatory and inhibitory diastereomers of adenosine cyclic 3',5'-phosphorothioate. J Biol Chem. 1987 Mar 25;262(9):4324-32.
[5]. G Dominguez, et al. Rescuing prefrontal cAMP-CREB pathway reverses working memory deficits during withdrawal from prolonged alcohol exposure. Brain Struct Funct. 2016 Mar;221(2):865-77.
Sp-cAMPS物理化学性质
[ 分子式 ]:
C10H12N5O5PS
[ 分子量 ]:
345.27200
[ 精确质量 ]:
345.03000
[ PSA ]:
179.67000
[ LogP ]:
0.53080
[ 储存条件 ]:
-20°C,密封,干燥
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[Sp-cAMPS]化源网提供Sp-cAMPSCAS号71774-13-5,Sp-cAMPSMSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询Sp-cAMPS上化源网,专业又轻松。>>电脑版:Sp-cAMPS
标题:【Sp-cAMPS】Sp-cAMPS CAS号:71774-13-5【结构式 性质 活性】-化源网 地址:https://m.chemsrc.com/mip/cas/71774-13-5_1200381.html