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Gene regulatory network inference and gene module regulating virulence in Fusarium oxysporum
REGNIER CANO
Alexandre Rafael Lenz
EDGARDO GALAN VASQUEZ
Jorge Humberto Ramírez Prado
ERNESTO PEREZ RUEDA
Acceso Abierto
Atribución-NoComercial-SinDerivadas
doi: 10.3389/fmicb.2022.861528
FUSARIUM OXYSPORUM
VIRULENCE
GENE REGULATION
REGULATORY NETWORKS
TRANSCRIPTION FACTORS
COMPARATIVE GENOMICS
In this work, we inferred the gene regulatory network (GRN) of the fungus Fusarium oxysporum by using the regulatory networks of Aspergillus nidulans FGSC A4, Neurospora crassa OR74A, Saccharomyces cerevisiae S288c, and Fusarium graminearum PH-1 as templates for sequence comparisons. Topological properties to infer the role of transcription factors (TFs) and to identify functional modules were calculated in the GRN. From these analyzes, five TFs were identified as hubs, including FOXG_04688 and FOXG_05432, which regulate 2,404 and 1,864 target genes, respectively. In addition, 16 communities were identified in the GRN, where the largest contains 1,923 genes and the smallest contains 227 genes. Finally, the genes associated with virulence were extracted from the GRN and exhaustively analyzed, and we identified a giant module with ten TFs and 273 target genes, where the most highly connected node corresponds to the transcription factor FOXG_05265, homologous to the putative bZip transcription factor CPTF1 of Claviceps purpurea, which is involved in ergotism disease that affects cereal crops and grasses. The results described in this work can be used for the study of gene regulation in this organism and open the possibility to explore putative genes associated with virulence against their host. Copyright © 2022 Cano, Lenz, Galan-Vasquez, Ramirez-Prado and Perez-Rueda.
2022
Artículo
Frontiers in Microbiology, 13, 2022.
Inglés
Cano, R., Lenz, A. R., Galan-Vasquez, E., Ramirez-Prado, J. H., & Perez-Rueda, E. (2022). Gene regulatory network inference and gene module regulating virulence in Fusarium oxysporum. Frontiers in Microbiology, 13.
BIOLOGÍA MOLECULAR DE PLANTAS
Versión publicada
publishedVersion - Versión publicada
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