Ampullosporin, a new peptaibol-type antibiotic from Sepedonium ampullosporum HKI-0053 with neuroleptic activity in mice

被引:49
作者
Ritzau, M [1 ]
Heinze, S [1 ]
Dornberger, K [1 ]
Berg, A [1 ]
Fleck, W [1 ]
Schlegel, B [1 ]
Hartl, A [1 ]
Grafe, U [1 ]
机构
[1] HANS KNOLL INST NAT PROD RES,D-07745 JENA,GERMANY
关键词
D O I
10.7164/antibiotics.50.722
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Ampullosporin (I; Ac-Trp-Ala-Aib-Aib-Leu-Aib-Gln-Aib-Aib-Aib-Gln-Leu-Aib-Gln-Leuol) was isolated from the mycelium of Sepedonium ampullosporum as a new 15-membered peptaibol-type antibiotic. The structure was determined by mass spectrometric and two-dimensional NMR experiments. Ampullosporin displays narrow-spectrum antibacterial and antifungal activity, induces pigment formation by Phoma destructiva, causes hypothermia and decreased spontaneous locomotor activity in mice in dosages > 1 mg/kg.
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收藏
页码:722 / 728
页数:7
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