3' UTRs Are the Primary Regulators of Gene Expression in the C. elegans Germline. Export

@article{citeulike:3352666, abstract = {How genes are regulated to produce the correct assortment of proteins for every cell type is a fundamental question in biology. For many genes, regulation begins at the DNA level with the use of promoter sequences to control transcription. Regulation can also occur after transcription using sequences in the 3' untranslated region (UTR) of the mRNA to affect mRNA stability and/or translation [1]. The C. elegans gonad is an excellent tissue to study gene regulation during development: In the adult, germ cells are arranged in order of differentiation, with undifferentiated progenitors at one end of the gonad, cells in meiotic prophase in the middle, and gametes at the other end [2]. Using a transgenic assay, we have compared the contribution of promoters and 3' UTRs to gene regulation during germline development. We find that for most genes tested, 3' UTRs are sufficient for regulation. With the exception of promoters activated during spermatogenesis, promoters are permissive for expression in all germ cell types (from progenitors to oocytes and sperm). In progenitors, 3' UTRs inhibit the production of meiotic and oocyte proteins by posttranscriptional mechanisms involving PUF- and KH-domain RNA-binding proteins. Our findings indicate that many genes rely primarily on 3' UTRs, not promoters, for regulation during germline development.}, address = {Department of Molecular Biology and Genetics, Howard Hughes Medical Institute, Center for Cell Dynamics, Johns Hopkins School of Medicine, 725 North Wolfe Street, PCTB 706, Baltimore, Maryland 21205.}, author = {Merritt, Christopher and Rasoloson, Dominique and Ko, Darae and Seydoux, Geraldine}, citeulike-article-id = {3352666}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.cub.2008.08.013}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S0960982208010531}, citeulike-linkout-2 = {http://view.ncbi.nlm.nih.gov/pubmed/18818082}, citeulike-linkout-3 = {http://www.hubmed.org/display.cgi?uids=18818082}, day = {23}, doi = {10.1016/j.cub.2008.08.013}, issn = {0960-9822}, journal = {Current biology : CB}, keywords = {3utr, celegans, germline}, month = {September}, posted-at = {2008-11-14 08:47:53}, priority = {2}, title = {3' UTRs Are the Primary Regulators of Gene Expression in the C. elegans Germline.}, url = {http://dx.doi.org/10.1016/j.cub.2008.08.013}, year = {2008} }

TY - JOUR ID - citeulike:3352666 L3 - citeulike-article-id:3352666 N2 - How genes are regulated to produce the correct assortment of proteins for every cell type is a fundamental question in biology. For many genes, regulation begins at the DNA level with the use of promoter sequences to control transcription. Regulation can also occur after transcription using sequences in the 3' untranslated region (UTR) of the mRNA to affect mRNA stability and/or translation [1]. The C. elegans gonad is an excellent tissue to study gene regulation during development: In the adult, germ cells are arranged in order of differentiation, with undifferentiated progenitors at one end of the gonad, cells in meiotic prophase in the middle, and gametes at the other end [2]. Using a transgenic assay, we have compared the contribution of promoters and 3' UTRs to gene regulation during germline development. We find that for most genes tested, 3' UTRs are sufficient for regulation. With the exception of promoters activated during spermatogenesis, promoters are permissive for expression in all germ cell types (from progenitors to oocytes and sperm). In progenitors, 3' UTRs inhibit the production of meiotic and oocyte proteins by posttranscriptional mechanisms involving PUF- and KH-domain RNA-binding proteins. Our findings indicate that many genes rely primarily on 3' UTRs, not promoters, for regulation during germline development. JF - Current biology : CB SN - 0960-9822 AD - Department of Molecular Biology and Genetics, Howard Hughes Medical Institute, Center for Cell Dynamics, Johns Hopkins School of Medicine, 725 North Wolfe Street, PCTB 706, Baltimore, Maryland 21205. TI - 3' UTRs Are the Primary Regulators of Gene Expression in the C. elegans Germline. KW - 3utr KW - celegans KW - germline AU - Merritt, Christopher AU - Rasoloson, Dominique AU - Ko, Darae AU - Seydoux, Geraldine PY - 2008/09/23/ UR - http://dx.doi.org/10.1016/j.cub.2008.08.013 ER -