N4BP1 is a newly identified nucleolar protein that undergoes SUMO-regulated polyubiquitylation and proteasomal turnover at promyelocytic leukemia nuclear bodies.
J Cell Sci. 2010 Apr 15;123(Pt 8):1227-34. doi: 10.1242/jcs.060160. Epub 2010 Mar 16.
J Cell Sci. 2010.
PMID: 20233849
Free PMC article.