Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast

Recent analysis of genomic signatures in mammals, flies, and worms indicates that functional translational stop codon readthrough is considerably more abundant in metazoa than previously recognized, but this analysis provides only limited clues about the function or mechanism of readthrough. If an m...

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Main Authors: Jungreis, Irwin, Kellis, Manolis, Chan, Clara Sophia
Other Authors: Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Format: Article
Language:en_US
Published: Public Library of Science 2013
Online Access:http://hdl.handle.net/1721.1/79593
https://orcid.org/0000-0002-7852-4328
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author Jungreis, Irwin
Kellis, Manolis
Chan, Clara Sophia
author2 Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
author_facet Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Jungreis, Irwin
Kellis, Manolis
Chan, Clara Sophia
author_sort Jungreis, Irwin
collection MIT
description Recent analysis of genomic signatures in mammals, flies, and worms indicates that functional translational stop codon readthrough is considerably more abundant in metazoa than previously recognized, but this analysis provides only limited clues about the function or mechanism of readthrough. If an mRNA known to be read through in one species is also read through in another, perhaps these questions can be studied in a simpler setting. With this end in mind, we have investigated whether some of the readthrough genes in human, fly, and worm also exhibit readthrough when expressed in S. cerevisiae. We found that readthrough was highest in a gene with a post-stop hexamer known to trigger readthrough, while other metazoan readthrough genes exhibit borderline readthrough in S. cerevisiae.
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spelling mit-1721.1/795932022-09-26T16:47:16Z Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast Jungreis, Irwin Kellis, Manolis Chan, Clara Sophia Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory Massachusetts Institute of Technology. Department of Biology Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science Massachusetts Institute of Technology. Department of Mathematics Chan, Clara Sophia Jungreis, Irwin Kellis, Manolis Recent analysis of genomic signatures in mammals, flies, and worms indicates that functional translational stop codon readthrough is considerably more abundant in metazoa than previously recognized, but this analysis provides only limited clues about the function or mechanism of readthrough. If an mRNA known to be read through in one species is also read through in another, perhaps these questions can be studied in a simpler setting. With this end in mind, we have investigated whether some of the readthrough genes in human, fly, and worm also exhibit readthrough when expressed in S. cerevisiae. We found that readthrough was highest in a gene with a post-stop hexamer known to trigger readthrough, while other metazoan readthrough genes exhibit borderline readthrough in S. cerevisiae. National Institutes of Health (U.S.) (5U54HG004555-03) 2013-07-12T16:54:33Z 2013-07-12T16:54:33Z 2013-03 2013-01 Article http://purl.org/eprint/type/JournalArticle 1932-6203 http://hdl.handle.net/1721.1/79593 Chan, Clara S., Irwin Jungreis, and Manolis Kellis 2013Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast. Joseph Schacherer, ed. PLoS ONE 8(3): e59450. https://orcid.org/0000-0002-7852-4328 en_US http://dx.doi.org/10.1371/journal.pone.0059450 PLoS ONE Creative Commons Attribution http://creativecommons.org/licenses/by/2.5/ application/pdf Public Library of Science PLoS
spellingShingle Jungreis, Irwin
Kellis, Manolis
Chan, Clara Sophia
Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast
title Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast
title_full Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast
title_fullStr Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast
title_full_unstemmed Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast
title_short Heterologous Stop Codon Readthrough of Metazoan Readthrough Candidates in Yeast
title_sort heterologous stop codon readthrough of metazoan readthrough candidates in yeast
url http://hdl.handle.net/1721.1/79593
https://orcid.org/0000-0002-7852-4328
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