N-Oxide derivatives of 3-(3-pyridyl)-2-phosphonopropanoic acids as potential inhibitors of Rab geranylgeranylation.

N-Oxide derivatives of 3-(3-pyridyl)-2-phosphonopropanoic acids as potential inhibitors of Rab geranylgeranylation.
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DOI:
10.1016/j.bmcl.2015.04.021
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发表时间:
2015-06-01
影响因子:
2.7
通讯作者:
Wiemer, David F.
Wiemer, David F.
中科院分区:
医学4区
文献类型:
--
作者:
Zhou, Xiang;Born, Ella J.;Allen, Cheryl;Holstein, Sarah A.;Wiemer, David F.

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合成了[2-(3-pyridinyl)-1-hydroxyethylidene-1,1-phosphonocarboxylic酸(或[2-(3-pyridinyl)-1-ethylidene-1,1-phosphonocarboxylic酸)和PEPC酸(或PEPC)的N-氧化物衍生物,并评价了它们对几种利用异戊二烯的酶的活性。母体吡啶是已知的GGTase II的抑制剂,但N-氧化物衍生物在与分离的酶的检测中没有显示出生物活性的改善。然而,PEHPC N-氧化物确实诱导了骨髓瘤细胞内轻链的显著积聚,这与抑制Rab geranylgeranyanyation是一致的。
The N-oxide derivatives of [2-(3-pyridinyl)-1-hydroxyethylidene-1,1-phosphonocarboxylic acid (or PEHPC) and [2-(3-pyridinyl)-1-ethylidene-1,1-phosphonocarboxylic acid (or PEPC) have been prepared and evaluated for their activity against several enzymes which utilize isoprenoids. The parent pyridines are known inhibitors of GGTase II, but the N-oxide derivatives show no improvement in biological activity in assays with the isolated enzyme. However, the PEHPC N-oxide did induce significant accumulation of intracellular light chain in myeloma cells, consistent with inhibition of Rab geranylgeranylation.
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