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THE CHARACTERIZATION OF RNABINDING PROTEINS AND RNA METABOLISM-RELATED PROTEINS IN FUNGAL EXTRACELLULAR VESICLES
RNA-Binding Proteins
Metabolism
Proteomics
Cell Communication
Proteínas de Unión al ARN
Metabolismo
Proteómica
Comunicación Celular
Autor
Afiliación
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Ciências e Tecnologias Aplicadas em Saúde. Curitiba, PR, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil. / Universidade Federal do Rio de Janeiro. Instituto de Microbiologia Paulo de Góes. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil. / Research Center in Infectious Diseases. Division of Infectious Disease and Immunity CHU de Quebec Research Center. University Laval, Québec City, Canada.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Ciências e Tecnologias Aplicadas em Saúde. Curitiba, PR, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil. / Universidade Federal do Rio de Janeiro. Instituto de Microbiologia Paulo de Góes. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil.
Fundação Oswaldo Cruz. Instituto Carlos Chagas. Laboratório de Regulação da Expressão Gênica. Curitiba, PR, Brasil. / Research Center in Infectious Diseases. Division of Infectious Disease and Immunity CHU de Quebec Research Center. University Laval, Québec City, Canada.
Resumen en ingles
RNA-binding proteins (RBPs) are essential for regulating RNA metabolism, stability, and translation within cells. Recent studies have shown that RBPs are not restricted to intracellular functions and can be found in extracellular vesicles (EVs) in different mammalian cells. EVs released by fungi contain a variety of proteins involved in RNA metabolism. These include RNA helicases, which play essential roles in RNA synthesis, folding, and degradation. Aminoacyl-tRNA synthetases, responsible for acetylating tRNA molecules, are also enriched in EVs, suggesting a possible link between these enzymes and tRNA fragments detected in EVs. Proteins with canonical RNA-binding domains interact with proteins and RNA, such as the RNA Recognition Motif (RRM), Zinc finger, and
hnRNP K-homology (KH) domains. Polyadenylate-binding protein (PABP) plays a critical role in the regulation of gene expression by binding the poly(A) tail of messenger RNA (mRNA) and facilitating its translation, stability, and localization, making it a key factor in post-transcriptional control of gene expression. The presence of proteins related to the RNA life cycle in EVs from different fungal species suggests a conserved mechanism of EV cargo packing. Various models have been proposed for selecting RNA molecules for release into EVs. Still, the actual loading processes are unknown, and further molecular characterization of these proteins may provide insight into the mechanism of RNA sorting into EVs. This work reviews the current knowledge of RBPs and proteins related to RNA metabolism in EVs derived from distinct fungi species, and presents an analysis of proteomic datasets through GO term and orthology analysis, Our investigation identified orthologous proteins in fungal EVs on different fungal species.
Palabras clave en ingles
Extracellular VesiclesRNA-Binding Proteins
Metabolism
Proteomics
Cell Communication
Palabras clave
Vesículas ExtracelularesProteínas de Unión al ARN
Metabolismo
Proteómica
Comunicación Celular
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