Epigenetic modification in histone deacetylase deletion strain of Calcarisporium arbuscula leads to diverse diterpenoids

Epigenetic modifications have been proved to be a powerful way to activate silent gene clusters and lead to diverse secondary metabolites in fungi. Previously, inactivation of a histone H3 deacetylase in Calcarisporium arbuscula had led to pleiotropic activation and overexpression of more than 75% o...

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Main Authors: Jian Bai (Author), Rong Mu (Author), Man Dou (Author), Daojiang Yan (Author), Bingyu Liu (Author), Qian Wei (Author), Jun Wan (Author), Yi Tang (Author), Youcai Hu (Author)
Format: Book
Published: Elsevier, 2018-07-01T00:00:00Z.
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042 |a dc 
100 1 0 |a Jian Bai  |e author 
700 1 0 |a Rong Mu  |e author 
700 1 0 |a Man Dou  |e author 
700 1 0 |a Daojiang Yan  |e author 
700 1 0 |a Bingyu Liu  |e author 
700 1 0 |a Qian Wei  |e author 
700 1 0 |a Jun Wan  |e author 
700 1 0 |a Yi Tang  |e author 
700 1 0 |a Youcai Hu  |e author 
245 0 0 |a Epigenetic modification in histone deacetylase deletion strain of Calcarisporium arbuscula leads to diverse diterpenoids 
260 |b Elsevier,   |c 2018-07-01T00:00:00Z. 
500 |a 2211-3835 
500 |a 10.1016/j.apsb.2017.12.012 
520 |a Epigenetic modifications have been proved to be a powerful way to activate silent gene clusters and lead to diverse secondary metabolites in fungi. Previously, inactivation of a histone H3 deacetylase in Calcarisporium arbuscula had led to pleiotropic activation and overexpression of more than 75% of the biosynthetic genes and isolation of ten compounds. Further investigation of the crude extract of C. arbuscula ΔhdaA strain resulted in the isolation of twelve new diterpenoids including three cassanes (1−3), one cleistanthane (4), six pimaranes (5−10), and two isopimaranes (11 and 12) along with two know cleistanthane analogues. Their structures were elucidated by extensive NMR spectroscopic data analysis. Compounds 2 and 4 showed potent inhibitory effects on the expression of MMP1 and MMP2 (matrix metalloproteinases family) in human breast cancer (MCF-7) cells. KEY WORDS: Calcarisporium arbuscula, Calcarisporic acids, Pimarane, Diterpenoid, Matrix metalloproteinases inhibitor, Epigenetic genome mining 
546 |a EN 
690 |a Therapeutics. Pharmacology 
690 |a RM1-950 
655 7 |a article  |2 local 
786 0 |n Acta Pharmaceutica Sinica B, Vol 8, Iss 4, Pp 687-697 (2018) 
787 0 |n http://www.sciencedirect.com/science/article/pii/S2211383517304367 
787 0 |n https://doaj.org/toc/2211-3835 
856 4 1 |u https://doaj.org/article/ce0e2c4d0234496bb38a0a48c1d3cde7  |z Connect to this object online.