Drimane Sesquiterpene-Conjugated Amino Acids from a Marine Isolate of the Fungus Talaromyces minioluteus (Penicillium Minioluteum).

Drimane Sesquiterpene-Conjugated Amino Acids from a Marine Isolate of the Fungus Talaromyces minioluteus (Penicillium Minioluteum).
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DOI:
10.3390/md13063567
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发表时间:
2015-06-05
期刊:
影响因子:
5.4
通讯作者:
Kittakoop P
Kittakoop P
中科院分区:
医学2区
文献类型:
--
作者:
Ngokpol S;Suwakulsiri W;Sureram S;Lirdprapamongkol K;Aree T;Wiyakrutta S;Mahidol C;Ruchirawat S;Kittakoop P

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从海洋真菌Talaromycesminioluteum(Penicilliumminioluteum)中分离得到4个新的倍半萜内酯化合物(3、4、6和7)和3个已知化合物,即purpuride(1)、berkedrimane B(2)和purpuride B(5)。新化合物为与N-乙酰基-L-缬氨酸共轭的补身烷型倍半萜,其结构通过光谱数据分析和单晶X-射线衍射分析确定。分离的化合物不能抑制凋亡调节酶caspase-3,而三个化合物(2,3和7)表现出弱的细胞毒活性。
Four new sesquiterpene lactones (3, 4, 6 and 7) and three known compounds, purpuride (1), berkedrimane B (2) and purpuride B (5), were isolated from the marine fungus, Talaromyces minioluteus (Penicillium minioluteum). New compounds were drimane sesquiterpenes conjugated with N-acetyl-l-valine, and their structures were elucidated by analysis of spectroscopic data, as well as by single crystal X-ray analysis. The isolated compounds could not inhibit the apoptosis-regulating enzyme, caspase-3, while three of the compounds (2, 3 and 7) exhibited weak cytotoxic activity.
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