RNAi Screen Identifies New Genes Regulating Hedgehog Signaling
Author Information
Author(s): Du Juan, Zhang Junzheng, Su Ying, Liu Min, Ospina Jason K., Yang Shengyuan, Zhu Alan Jian
Primary Institution: School of Life Sciences, Peking University, Beijing, China; Department of Cell Biology, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio, United States of America
Hypothesis
The study aims to identify novel regulators of Hedgehog signaling through an in vivo RNA interference screen in Drosophila.
Conclusion
The study identifies two novel genes, dUba3 and dUbc12, that negatively regulate Hedgehog signaling by controlling the stability of the transcription factor Ci.
Supporting Evidence
- The study identifies dUba3 and dUbc12 as essential components of the neddylation pathway.
- Neddylation activates the Cullin-containing ubiquitin ligase complex, promoting degradation of the transcription factor Ci.
- The research provides insights into the regulation of Hedgehog signaling through post-translational modifications.
Takeaway
Researchers found new genes that help control a signaling pathway important for development in fruit flies, which could also be relevant to understanding similar processes in humans.
Methodology
The study utilized an in vivo RNA interference screen in Drosophila to identify genes involved in Hedgehog signaling.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website