Primate-specific spliced PMCHL RNAs are non-protein coding in human and macaque tissues
2008

Study of Primate-Specific PMCHL RNAs

publication Evidence: moderate

Author Information

Author(s): Schmieder Sandra, Darré-Toulemonde Fleur, Arguel Marie-Jeanne, Delerue-Audegond Audrey, Christen Richard, Nahon Jean-Louis

Primary Institution: Université de Nice-Sophia Antipolis, CNRS

Hypothesis

The study investigates the evolutionary history and gene structure of primate-specific PMCHL genes and their transcripts.

Conclusion

The study concludes that PMCHL genes produce multiple spliced transcripts that are likely non-protein coding RNAs.

Supporting Evidence

  • Several novel spliced PMCHL transcripts were characterized in human testis and fetal brain.
  • Phylogenetic analyses revealed the retroposition event occurred 30-35 million years ago.
  • Western blot analyses failed to detect any protein corresponding to the identified PMCHL transcripts.

Takeaway

This research looks at special genes in primates that don't make proteins but might help in brain development and reproduction.

Methodology

The study involved sequencing PMCHL genes in various primates, PCR amplification, and Western blot analyses.

Limitations

The study does not confirm the functionality of the identified transcripts and lacks detection of corresponding proteins.

Digital Object Identifier (DOI)

10.1186/1471-2148-8-330

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