Abstract
A strong relationship between virulence-associated sensor histidine kinases of fungi and those in Streptomyces coelicolor was observed, and phylogenetic analysis suggested that bacterium-to-eukaryote horizontal gene transfer had occurred between ancestors of these organisms. Phylogenetic analysis also identified a group of histidine kinases orthologous to the Streptomyces proteins that includes Pseudomonas aeruginosa GacS. We provide evidence that GacS is important for swarming motility, lipase production, and virulence in mice and had evolved to have partial functional overlaps with PhoQ, a less-related virulence-associated histidine kinase.
MeSH Terms
Animals
Ascomycota/enzymology,genetics,pathogenicity
Bacterial Proteins/genetics,physiology
Candida albicans/enzymology,genetics,pathogenicity
Evolution, Molecular
Histidine Kinase
Lipase/biosynthesis
Mice
Mice, Inbred C57BL
Protein Kinases/genetics,physiology
Protein Serine-Threonine Kinases
Pseudomonas aeruginosa/enzymology,genetics,pathogenicity
Saccharomyces cerevisiae Proteins
Streptomyces/enzymology,genetics,pathogenicity
Transcription Factors/genetics,physiology
Virulence
Chemicals
Bacterial Proteins
PhoQ protein, Bacteria
Saccharomyces cerevisiae Proteins
Transcription Factors
PhoP protein, Bacteria
Protein Kinases
HSL1 protein, S cerevisiae
Protein Serine-Threonine Kinases
Histidine Kinase
lemA protein, bacterial
Lipase
Authors & Affiliations
4 authors, click to expand affiliations / ORCID
Brinkman F S
Department of Microbiology and Immunology, University of British Columbia, Vancouver, British Columbia V6T 1Z3, Canada.
Macfarlane E L
Warrener P
Hancock R E
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