Signalogs: Orthology-Based Identification of Novel Signaling Pathway Components in Three Metazoans
2011

Identifying New Signaling Pathway Components Using Orthology

Sample size: 253 publication 10 minutes Evidence: moderate

Author Information

Author(s): Korcsmáros Tamás, Szalay Máté S., Rovó Petra, Palotai Robin, Fazekas Dávid, Lenti Katalin, Farkas Illés J., Csermely Péter, Vellai Tibor

Primary Institution: Eötvös Loránd University, Budapest, Hungary

Hypothesis

Can we predict novel signaling pathway components in different species based on the known roles of their orthologs?

Conclusion

The study successfully identifies novel signaling pathway components, termed signalogs, which can enhance our understanding of signaling networks and drug target discovery.

Supporting Evidence

  • 88 novel signaling components were predicted in C. elegans.
  • 92 novel signaling components were predicted in D. melanogaster.
  • 73 novel signaling components were predicted in humans.
  • 6 out of 21 predicted Notch pathway members in C. elegans were validated experimentally.

Takeaway

Scientists found new proteins that help cells communicate by looking at similar proteins in different animals. This can help us understand diseases better and find new medicines.

Methodology

The study used orthology data and signaling pathway information to predict novel signaling components across three species: C. elegans, D. melanogaster, and humans.

Potential Biases

Potential biases may arise from the reliance on literature and existing databases for validation of predicted signalogs.

Limitations

The predictions are based on existing databases, which may not cover all signaling pathways uniformly across species.

Participant Demographics

The study focused on three species: C. elegans, D. melanogaster, and humans.

Statistical Information

P-Value

p<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1371/journal.pone.0019240

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