The protein encoded by the gene proliferation disrupter (prod) is associated with the telomeric retrotransposon array in Drosophila melanogaster
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Updated: Jul 18, 2026

The Drosophila Imaginal Disc Tumor Model: Visualization and Quantification of Gene Expression and Tumor Invasiveness Using Genetic Mosaics
Published on: October 6, 2016
Tibor Török1, Cecil Benitez, Sándor Takács
1Department of Genetics and Molecular Biology, University of Szeged, Szeged, Hungary.
Abstract:
We report in this paper that the PROD protein, encoded by the gene proliferation disrupter (prod), is associated with the telomeric chromatin in Drosophila melanogaster. It binds to a region just upstream of the promoter of the telomere-specific retrotransposon HeT-A, which is located in the long 3'untranslated region of the element near its oligo(A) tail. Reduction of PROD in prod heterozygote flies results in elevated levels of HeT-A RNA in the ovaries, suggesting that PROD functions as a repressor of HeT-A transcriptional activity at the telomeres.
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