The mRNA Decay Pathway Regulates the Expression of the Flo11 Adhesin and Biofilm Formation inSaccharomyces cerevisiae
Author(s) -
Tricia L. Lo,
Yue Qu,
Nathalie Uwamahoro,
Tara Quenault,
Traude H. Beilharz,
Ana Traven
Publication year - 2012
Publication title -
genetics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.792
H-Index - 246
eISSN - 1943-2631
pISSN - 0016-6731
DOI - 10.1534/genetics.112.141432
Subject(s) - repressor , biology , exonuclease , saccharomyces cerevisiae , transcription (linguistics) , messenger rna , microbiology and biotechnology , gene , regulation of gene expression , gene expression , psychological repression , genetics , polymerase , linguistics , philosophy
Regulation of the FLO11 adhesin is a model for gene expression control by extracellular signals and developmental switches. We establish that the major mRNA decay pathway regulates FLO11 expression. mRNA deadenylation of transcriptional repressors of FLO11 by the exonuclease Ccr4 keeps their levels low, thereby allowing FLO11 transcription.
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