ArticleCommunications biology2024
The DeoR-like pleiotropic regulator SCO1897 controls specialised metabolism, sporulation, spore germination, and phosphorus accumulation in Streptomyces coelicolor.
Article in Communications biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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Who cites it
3 citing papers in PubMed.
- Deciphering the formation of biogenic nanoparticles and their protein corona: State-of-the-art and analytical challenges.Analytical and bioanalytical chemistry · 2026Review
- Enhancing conjugation from E. coli to Streptomyces coelicolor by incorporating traJ into mobilizable plasmids.Applied microbiology and biotechnology · 2025Article
- Peptidoglycan-reshuffling proteins SCO0954, SCO1758, SCO4439, and SCO4440 modulate the formation of wall-deficient cells in Streptomyces coelicolor under hyperosmotic sucrose stress.Scientific reports · 2025Article
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Authors and funding
8 authors.
Funding
Abstract
Streptomycetes are bacteria of significant biotechnological interest due to their production of bioactive specialised metabolites used in medicine and agriculture. In these bacteria, specialised metabolism and morphological differentiation are linked and typically repressed under high phosphate conditions. This study characterises a DeoR-like transcriptional regulator, SCO1897, in Streptomyces coelicolor, whose expression increases during sporulation. Disruption of sco1897 results in reduced biosynthesis of specialised metabolites, delayed sporulation, higher spore phosphate content, and impaired germination. Transcriptomic analysis revealed 1420 genes differentially expressed in the sco1897 mutant compared to the S. coelicolor wild-type strain. The sco1897 gene is located upstream and transcribed in the same direction as six genes, including sco1898-1900 encoding sub-units of an ABC transporter annotated as involved in carbohydrate transport. SCO1897 negatively regulates its own expression, that of the sco1898-1900 ABC transporter, and sco4142, encoding the PstS phosphate-binding protein. The overexpression of sco1898-1900 in the S. coelicolor wild-type strain leads to a significant increase in intracellular spore phosphate levels, similar to those observed in the sco1897 mutant. These findings suggest a complex regulatory network involving the sco1897-sco1900 region. Hypotheses are proposed to explain the various phenotypes of the sco1897 mutant and the complex regulation of the genes of the sco1897-sco1900 region.
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