Mycolactones: immunosuppressive and cytotoxic polyketides produced by aquatic mycobacteria

被引:84
作者
Hong, Hui [3 ]
Demangel, Caroline [2 ]
Pidot, Sacha J. [1 ]
Leadlay, Peter F. [3 ]
Stinear, Tim [1 ]
机构
[1] Monash Univ, Dept Microbiol, Clayton, Vic 3800, Australia
[2] Inst Pasteur, Unite Postulante Pathogenom, F-75015 Paris, France
[3] Univ Cambridge, Dept Biochem, Cambridge CB2 1GA, England
基金
英国惠康基金;
关键词
D O I
10.1039/b803101k
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Mycolactones are a family of highly related macrocyclic polyketides that exhibit immunosuppressive and cytotoxic properties. First discovered in 1999, they are the primary virulence factors produced by the environmental human pathogen Mycobacterium ulcerans, the causative agent of Buruli ulcer, and by some closely-related aquatic mycobacteria that cause disease in fish and frogs. Mycolactones are characterized by a common 12-membered lactone core to which is appended an unsaturated fatty acyl side-chain of variable length and oxidation state. This Highlight summarizes recent progress in understanding the structural diversity of the mycolactones, their biological activity and mode of action in mammalian cells, and the genetics, evolution, and enzymology of their biosynthesis.
引用
收藏
页码:447 / 454
页数:8
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