The UBC9 E2 SUMO Conjugating Enzyme Binds the PR-Set7 Histone Methyltransferase to Facilitate Target Gene Repression
2011

UBC9 Binds PR-Set7 to Promote Gene Repression

publication Evidence: moderate

Author Information

Author(s): Tanya M. Spektor, Lauren M. Congdon, Chendhore S. Veerappan, Judd C. Rice

Primary Institution: University of Southern California Keck School of Medicine

Hypothesis

Does the UBC9 E2 SUMO conjugating enzyme interact with PR-Set7 to facilitate gene repression?

Conclusion

The study found that UBC9 directly interacts with PR-Set7 and is necessary for the repressive effects of PR-Set7 on specific target genes.

Supporting Evidence

  • PR-Set7 interacts with UBC9, which is necessary for its function as a transcriptional repressor.
  • Depletion of PR-Set7 leads to increased expression of specific genes.
  • UBC9 is required for the full repressive effects of PR-Set7-regulated genes.

Takeaway

This study shows that a protein called UBC9 helps another protein, PR-Set7, to turn off certain genes, which is important for how our cells work.

Methodology

The researchers used a yeast two-hybrid approach to identify interacting proteins and confirmed interactions through co-immunoprecipitation in human cells.

Statistical Information

P-Value

p<0.005

Statistical Significance

p<0.005

Digital Object Identifier (DOI)

10.1371/journal.pone.0022785

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