Glutathione is a nearly ubiquitous low-molecular-weight thiol and antioxidant, although it is conspicuously absent from most Gram-positive bacteria. We identify here the structure of bacillithiol, a novel and abundant thiol produced by Bacillus species, Staphylococcus aureus, and Deinococcus radiodurans. Bacillithiol is the α-anomeric glycoside of l-cysteinyl-d-glucosamine with l-malic acid and likely functions as an antioxidant. Bacillithiol, like structurally similar mycothiol, may serve as a substitute for glutathione.
Bacillithiol is an antioxidant thiol produced in Bacilli
G. Newton,M. Rawat,J. L. La Clair,V. K. Jothivasan,Tanya Budiarto,C. Hamilton,A. Claiborne,J. Helmann,R. C. Fahey
Published 2009 in Nature Chemical Biology
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- Publication year
2009
- Venue
Nature Chemical Biology
- Publication date
2009-07-05
- Fields of study
Biology, Medicine, Chemistry
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- Source metadata
Semantic Scholar, PubMed
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