Functionally related transcripts have common RNA motifs for specific RNA-binding proteins in trypanosomes
2008

RNA Motifs and Binding Proteins in Trypanosomes

publication Evidence: moderate

Author Information

Author(s): Noé Griselda, De Gaudenzi Javier G, Frasch Alberto C

Primary Institution: Instituto de Investigaciones Biotecnológicas-Instituto Tecnológico Chascomús, UNSAM-CONICET

Hypothesis

The study aims to identify mRNA targets for specific RNA-binding proteins in Trypanosoma cruzi.

Conclusion

Functionally related transcripts were preferentially associated with specific RNA-binding proteins, suggesting coordinated control of mRNA subsets at the post-transcriptional level.

Supporting Evidence

  • Two RNA-binding proteins, TcUBP1 and TcRBP3, were identified as having specific mRNA targets.
  • Signature RNA motifs were found in the 3'-UTRs of target transcripts.
  • Both proteins can share target transcripts but preferentially bind to different sets.

Takeaway

The study found that certain proteins in trypanosomes stick to specific parts of RNA, helping to control how genes are expressed.

Methodology

The study used immunoprecipitation assays to identify mRNA targets for two RNA-binding proteins, followed by RNA extraction and analysis.

Digital Object Identifier (DOI)

10.1186/1471-2199-9-107

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