Comparative analysis of the transcriptome across distant species.
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State: Public
Version: author
Serval ID
serval:BIB_FB6B68CC71D1
Type
Article: article from journal or magazin.
Collection
Publications
Institution
Title
Comparative analysis of the transcriptome across distant species.
Journal
Nature
ISSN
1476-4687 (Electronic)
ISSN-L
0028-0836
Publication state
Published
Issued date
2014
Peer-reviewed
Oui
Volume
512
Number
7515
Pages
445-448
Language
english
Abstract
The transcriptome is the readout of the genome. Identifying common features in it across distant species can reveal fundamental principles. To this end, the ENCODE and modENCODE consortia have generated large amounts of matched RNA-sequencing data for human, worm and fly. Uniform processing and comprehensive annotation of these data allow comparison across metazoan phyla, extending beyond earlier within-phylum transcriptome comparisons and revealing ancient, conserved features. Specifically, we discover co-expression modules shared across animals, many of which are enriched in developmental genes. Moreover, we use expression patterns to align the stages in worm and fly development and find a novel pairing between worm embryo and fly pupae, in addition to the embryo-to-embryo and larvae-to-larvae pairings. Furthermore, we find that the extent of non-canonical, non-coding transcription is similar in each organism, per base pair. Finally, we find in all three organisms that the gene-expression levels, both coding and non-coding, can be quantitatively predicted from chromatin features at the promoter using a 'universal model' based on a single set of organism-independent parameters.
Pubmed
Web of science
Open Access
Yes
Create date
18/09/2014 9:19
Last modification date
20/08/2019 16:26