Verticilide, a new ryanodine-binding inhibitor, produced by Verticillium sp. FKI-1033

被引:0
|
作者
Kazuro Shiomi
Ryosuke Matsui
Atsuo Kakei
Yuichi Yamaguchi
Rokuro Masuma
Hiroko Hatano
Noriko Arai
Miki Isozaki
Haruo Tanaka
Susumu Kobayashi
Andreas Turberg
Satoshi Ōmura
机构
[1] Kitasato Institute for Life Sciences and Graduate School of Infection Control Sciences,
[2] Kitasato University,undefined
[3] School of Pharmacy,undefined
[4] Kitasato University,undefined
[5] Faculty of Pharmaceutical Sciences,undefined
[6] Tokyo University of Science,undefined
[7] The Kitasato Institute,undefined
[8] Bayer Animal Health GmbH,undefined
[9] Research and Development,undefined
来源
The Journal of Antibiotics | 2010年 / 63卷
关键词
depsipeptide; insecticide; ryanodine-binding inhibitor; ryanodine receptor; verticilide;
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中图分类号
学科分类号
摘要
A new ryanodine-binding inhibitor, verticilide, was isolated from the cultured broth of a fungus, Verticillium sp. FKI-1033. It is a 24-membered ring cyclic depsipeptide, its structure being elucidated as cyclo[(2R)-2-hydroxyheptanoyl-N-methyl- L-alanyl]4. Verticilide inhibited ryanodine binding to ryanodine receptors in the cockroach at an IC50 value of 4.2 μM, whereas inhibition against mouse ryanodine receptors was weak (IC50=53.9 μM).
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页码:77 / 82
页数:5
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