Cited by 4,292Developmental Biology and Gene RegulationRNA Research and SplicingRNA and protein synthesis mechanisms

The DOI matches its Crossref record; 27 of the 27 references it cites were found in a registry or an index.

Posttranscriptional regulation of the heterochronic gene lin-14 by lin-4 mediates temporal pattern formation in C. elegans

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Abstract

During C. elegans development, the temporal pattern of many cell lineages is specified by graded activity of the heterochronic gene Lin-14. Here we demonstrate that a temporal gradient in Lin-14 protein is generated posttranscriptionally by multiple elements in the lin-14 3'UTR that are regulated by the heterochronic gene Lin-4. The lin-14 3'UTR is both necessary and sufficient to confer lin-4-mediated posttranscriptional temporal regulation. The function of the lin-14 3'UTR is conserved between C. elegans and C. briggsae. Among the conserved sequences are seven elements that are each complementary to the lin-4 RNAs. A reporter gene bearing three of these elements shows partial temporal gradient activity. These data suggest a molecular mechanism for Lin-14p temporal gradient formation: the lin-4 RNAs base pair to sites in the lin-14 3'UTR to form multiple RNA duplexes that down-regulate lin-14 translation.

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Crossref · 10.1016/0092-8674(93)90530-4

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Metadata

Authors
Wightman, B., Ha, I., & Ruvkun, G.
Affiliations
Massachusetts General Hospital (US)
Venue
Cell
Publisher
Elsevier BV
Published
1993-12
Volume
75
Issue
5
Pages
855-862
ISSN
0092-8674 (ISSN-L)
OpenAlex
W2160467221
Cited by
4,292
References
27
Citations by year
2026: 86 · 2025: 189 · 2024: 151 · 2023: 164 · 2022: 171 · 2021: 193 · 2020: 177 · 2019: 172 · 2018: 189 · 2017: 235 · 2016: 193 · 2015: 227 · 2014: 224 · 2013: 281 · 2012: 231
FWCI
6.96
Type
journal article
Language
en
Open access
Locations
  • Cell (publishedVersion)
  • PubMed (publishedVersion)
Funders
National Institute of General Medical Sciences (GM44619, R01GM044619)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Developmental Biology and Gene Regulation
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › RNA Research and Splicing
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › RNA and protein synthesis mechanisms
Keywords
lin-14, lin-4, post-transcriptional regulation, 3' untranslated region, heterochronic genes, RNA duplex, protein synthesis inhibition, Caenorhabditis elegans, Caenorhabditis briggsae, developmental timing, cell lineage specification
MeSH terms
Animals, Base Sequence, Caenorhabditis, Gene Expression Regulation, Molecular Sequence Data, Morphogenesis, RNA, Messenger, Sequence Homology, Nucleic Acid, Species Specificity, Time Factors, Protein Biosynthesis, Helminth Proteins, RNA, Antisense, Sequence Alignment, Genes, Helminth

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