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PMID: 19136955 Published · ppublish English Journal Article Research Support, N.I.H., Extramural Research Support, Non-U.S. Gov't

An RNA code for the FOX2 splicing regulator revealed by mapping RNA-protein interactions in stem cells.

Nature structural & molecular biology ·Vol. 16 ·No. 2 ·2009-02-00 ·Pages 130-7

Yeo GW, Coufal NG, Liang TY, Peng GE, Fu XD, Gage FH

Abstract

The elucidation of a code for regulated splicing has been a long-standing goal in understanding the control of post-transcriptional gene expression events that are crucial for cell survival, differentiation and development. We decoded functional RNA elements in vivo by constructing an RNA map for the cell type-specific splicing regulator FOX2 (also known as RBM9) via cross-linking immunoprecipitation coupled with high-throughput sequencing (CLIP-seq) in human embryonic stem cells. The map identified a large cohort of specific FOX2 targets, many of which are themselves splicing regulators, and comparison between the FOX2 binding profile and validated splicing events revealed a general rule for FOX2-regulated exon inclusion or skipping in a position-dependent manner. These findings suggest that FOX2 functions as a critical regulator of a splicing network, and we further show that FOX2 is important for the survival of human embryonic stem cells.

MeSH Terms
Alternative Splicing Cell Survival Embryonic Stem Cells/metabolism Exons Humans Immunoprecipitation RNA Splice Sites RNA Splicing Factors RNA-Binding Proteins/metabolism Repressor Proteins/metabolism Sequence Analysis, RNA
Chemicals
RBFOX2 protein, human RNA Splice Sites RNA Splicing Factors RNA-Binding Proteins Repressor Proteins
Authors & Affiliations
6 authors, click to expand affiliations / ORCID
Yeo Gene W
Crick-Jacobs Center for Theoretical and Computational Biology, Salk Institute, 10010 North Torrey Pines Road, La Jolla, California 92037, USA. geneyeo@ucsd.edu
Coufal Nicole G
Liang Tiffany Y
Peng Grace E
Fu Xiang-Dong
Gage Fred H
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Article Info
Journal
Nature structural & molecular biology
Abbr.
Nat Struct Mol Biol
ISSN
1545-9985
Published
2009-02-00
Epub
2009-00-11
Pages
130-7
Language
English
Region
United States
NLM ID
101186374
PMCID
PMC2735254
Subset
IM
Grants
NHGRI NIH HHS · HG004659 · United States
NCRR NIH HHS · S10 RR025547-01 · United States
NIGMS NIH HHS · R01 GM049369-16 · United States
NIGMS NIH HHS · GM049369 · United States
NHGRI NIH HHS · R01 HG004659-02 · United States
NIGMS NIH HHS · R01 GM049369 · United States
NHGRI NIH HHS · R01 HG004659-01 · United States
NHGRI NIH HHS · R01 HG004659 · United States
NCRR NIH HHS · S10 RR025547 · United States
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