Abstract
Several species of the genus Bacillus produce peptide antibiotics which are synthesized either through a ribosomal or non-ribosomal mechanism. The antibiotics gramicidin, tyrocidine, and bacitracin are synthesized nonribosomally by the multienzyme thiotemplate mechanism. Surfactin and mycobacillin are also synthesized nonribosomally but by a mechanism that, apparently, is distinct from that of the multienzyme thiotemplate. Other antibiotics such as subtilin are gene encoded and are ribosomally synthesized. Molecular genetic and DNA sequence analysis have shown that biosynthesis genes for some antibiotics are clustered into polycistronic transcription units and are under the control of global regulatory systems that govern the expression of genes that are induced when Bacillus cells enter stationary phase of growth. Future experiments involving the molecular dissection of peptide antibiotic biosynthesis genes in Bacillus will be attempted in hopes of further examining the mechanism and regulation of antibiotic production.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 223-240 |
| Number of pages | 18 |
| Journal | Critical reviews in biotechnology |
| Volume | 10 |
| Issue number | 3 |
| DOIs | |
| State | Published - 1990 |
| Externally published | Yes |
Funding
We would like to thank David A. Hopwood for his valuable information of antibiotic biosynthesis genes in Streptomyces. Thanks are also due to David Dubnau, Mohamed A. Marahiel, and Hiroaki Ishihara for their unpublished results. The work in the authors' laboratory was supported by Public Health Service grant GM39479-01 from the National Institutes of Health (to P. Z.) and grant HR8-3342 from the Oklahoma Center for the Advancement of Science and Technology (to P. Z.).
| Funders | Funder number |
|---|---|
| Author National Institutes of Health National Institutes of Health National Institutes of Health National Institutes of Health The Bev Hartig Huntington's Disease Foundation National Institutes of Health | HR8-3342 |
| National Institute of General Medical Sciences | R29GM039479 |
| U.S. Public Health Service | GM39479-01 |
| Oklahoma Center for the Advancement of Science and Technology |
ASJC Scopus subject areas
- Biotechnology
- Applied Microbiology and Biotechnology
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