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首页> 外文期刊>Journal of Medicinal Chemistry >Benzyl Phenylsemicarbazides: A Chemistry-Driven Approach Leading to G Protein-Biased Dopamine D-4 Receptor Agonists with High Subtype Selectivity
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Benzyl Phenylsemicarbazides: A Chemistry-Driven Approach Leading to G Protein-Biased Dopamine D-4 Receptor Agonists with High Subtype Selectivity

机译:苄基苯脑血红素肼:一种化学驱动的方法,导致G蛋白质偏置的多巴胺D-4受体激动剂,具有高亚型选择性

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摘要

Many subtype-selective dopamine receptor ligands developed for the D-2-D-4 family incorporate a 1-arylpiperazine-derived primary recognition motif, which is connected to a lipophilic moiety occupying an extended binding pocket (EBP) of the receptor via an aliphatic linker of variable lengths. The evaluation of a novel group of dopamine receptor ligands now showed that highly subtype-selective ligands [up to K-i(D-4.4) = 0.25 nM, D-2L/D-4.4 = 320, D-3/D-4.4 = 710 for APH199 (17)] can be obtained by choosing a relatively large and conformationally flexible 1-benzyl-1-phenylsemicarbazide substructure to fill the EBP. The novel chemotype APH199 (17) was found to act as a full agonist at the D-4 receptor showing significant bias toward G protein activation over beta-arrestin recruitment in comparison to quinpirole.
机译:为D-2-D-4系列开发的许多亚型选择性多巴胺受体配体掺入1-芳基哌嗪衍生的主要识别基序,其通过脂族连接到含有延伸的受体的延伸粘合口袋(EBP)的亲脂部分 可变长度的链接器。 新型多巴胺受体配体的评价现在表明,高度亚型 - 选择性配体[至ki(d-4.4)= 0.25nm,d-2l / d-4.4 = 320,d-3 / d-4.4 = 710 对于APH199(17)]可以通过选择相对较大且构象的柔性的1-苄基-1-苯基杀菌伯鸟副结构来获得以填充EBP。 发现新型趋化型APH199(17)作为D-4受体的全激动剂,显示出与喹啉相比,β-Arcketin募集的G蛋白激活显着偏差。

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  • 来源
    《Journal of Medicinal Chemistry》 |2019年第21期|共22页
  • 作者单位

    Friedrich Alexander Univ Erlangen Nurnberg Dept Chem &

    Pharm Med Chem Nikolaus Fiebiger Str 10 D-91058 Erlangen Germany;

    Friedrich Alexander Univ Erlangen Nurnberg Dept Chem &

    Pharm Med Chem Nikolaus Fiebiger Str 10 D-91058 Erlangen Germany;

    Friedrich Alexander Univ Erlangen Nurnberg Dept Chem &

    Pharm Med Chem Nikolaus Fiebiger Str 10 D-91058 Erlangen Germany;

    Friedrich Alexander Univ Erlangen Nurnberg Dept Chem &

    Pharm Med Chem Nikolaus Fiebiger Str 10 D-91058 Erlangen Germany;

    Friedrich Alexander Univ Erlangen Nurnberg Dept Chem &

    Pharm Med Chem Nikolaus Fiebiger Str 10 D-91058 Erlangen Germany;

    Friedrich Alexander Univ Erlangen Nurnberg Dept Chem &

    Pharm Med Chem Nikolaus Fiebiger Str 10 D-91058 Erlangen Germany;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 药学;
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