Abstract
Mutations in Saccharomyces cerevisiae have been identified that derepress early meiotic genes functioning in separable pathways required for normal meiotic development. The phenotypes of these ume (unscheduled meiotic gene expression) mutations suggest that their wild-type alleles encode negative regulators acting downstream of both the cell-type and nutritional controls of meiosis. These newly defined loci do not affect either general transcription or transcription of meiotic genes expressed later in meiosis and spore formation.
MeSH Terms
Gene Expression Regulation, Fungal
Genes, Fungal
Genes, Regulator
Genetic Techniques
Meiosis
Mutation
Plasmids
RNA, Fungal/genetics,isolation & purification
RNA, Messenger/genetics
Saccharomyces cerevisiae/cytology,genetics,growth & development
Spores, Fungal/physiology
Transcription, Genetic
Chemicals
RNA, Fungal
RNA, Messenger
Authors & Affiliations
3 authors, click to expand affiliations / ORCID
Strich R
Department of Molecular Genetics and Cell Biology, University of Chicago, Illinois 60637.
Slater M R
Esposito R E
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