Chromosomal region maintenance 1 (CRM1)-dependent nuclear export of Smad ubiquitin regulatory factor 1 (Smurf1) is essential for negative regulation of transforming growth factor-beta signaling by Smad7

Tajima Y, Goto K, Yoshida M, Shinomiya K, Sekimoto T, Yoneda Y, Miyazono K, Imamura T.
J Biol Chem. 2003 Mar 21;278(12):10716-21. Epub 2003 Jan 7.
PMID: 12519765 DOI: 10.1074/jbc.M212663200