Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals

The abundance of mammalian long intergenic non-coding RNA (lincRNA) genes is high, yet their functions remain largely unknown. One possible way to study this important question is to use large-scale comparisons of various characteristics of lincRNA with those of protein-coding genes for which a larg...

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Main Authors: Diana Chernikova, David Managadze, Galina V. Glazko, Wojciech Makalowski, Igor B. Rogozin
Format: Article
Language:English
Published: MDPI AG 2016-07-01
Series:Life
Subjects:
Online Access:http://www.mdpi.com/2075-1729/6/3/27
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author Diana Chernikova
David Managadze
Galina V. Glazko
Wojciech Makalowski
Igor B. Rogozin
author_facet Diana Chernikova
David Managadze
Galina V. Glazko
Wojciech Makalowski
Igor B. Rogozin
author_sort Diana Chernikova
collection DOAJ
description The abundance of mammalian long intergenic non-coding RNA (lincRNA) genes is high, yet their functions remain largely unknown. One possible way to study this important question is to use large-scale comparisons of various characteristics of lincRNA with those of protein-coding genes for which a large body of functional information is available. A prominent feature of mammalian protein-coding genes is the high evolutionary conservation of the exon-intron structure. Comparative analysis of putative intron positions in lincRNA genes from various mammalian genomes suggests that some lincRNA introns have been conserved for over 100 million years, thus the primary and/or secondary structure of these molecules is likely to be functionally important.
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spelling doaj.art-73defe2ea0b340429f366e74edf1e11a2022-12-22T02:15:17ZengMDPI AGLife2075-17292016-07-01632710.3390/life6030027life6030027Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian MammalsDiana Chernikova0David Managadze1Galina V. Glazko2Wojciech Makalowski3Igor B. Rogozin4Department of Genetics, Institute for Quantitative Biomedical Sciences, Geisel School of Medicine, Dartmouth College, Hanover, NH 03755, USAInformation Engineering Branch, National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, MD 20894, USADepartment of Biomedical Informatics, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USAInstitute of Bioinformatics, University of Muenster, Muenster 48149, GermanyComputational Biology Branch, National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, MD 20894, USAThe abundance of mammalian long intergenic non-coding RNA (lincRNA) genes is high, yet their functions remain largely unknown. One possible way to study this important question is to use large-scale comparisons of various characteristics of lincRNA with those of protein-coding genes for which a large body of functional information is available. A prominent feature of mammalian protein-coding genes is the high evolutionary conservation of the exon-intron structure. Comparative analysis of putative intron positions in lincRNA genes from various mammalian genomes suggests that some lincRNA introns have been conserved for over 100 million years, thus the primary and/or secondary structure of these molecules is likely to be functionally important.http://www.mdpi.com/2075-1729/6/3/27lincRNAexonintronnon-coding RNAgenomic alignmentsintron gainintron loss
spellingShingle Diana Chernikova
David Managadze
Galina V. Glazko
Wojciech Makalowski
Igor B. Rogozin
Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals
Life
lincRNA
exon
intron
non-coding RNA
genomic alignments
intron gain
intron loss
title Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals
title_full Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals
title_fullStr Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals
title_full_unstemmed Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals
title_short Conservation of the Exon-Intron Structure of Long Intergenic Non-Coding RNA Genes in Eutherian Mammals
title_sort conservation of the exon intron structure of long intergenic non coding rna genes in eutherian mammals
topic lincRNA
exon
intron
non-coding RNA
genomic alignments
intron gain
intron loss
url http://www.mdpi.com/2075-1729/6/3/27
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