Interaction #1 SMAD4 - XPO1
(1) ELM:TRG_NES_CRM1_2 motif (142DLSGLTLQ149) in Mothers against decapentaplegic homolog 4 (SMAD4)
(2) Exportin 1-like protein (123-268) in Exportin-1 (XPO1)
Alternative splicing Abrogation of the Mothers against decapentaplegic homolog 4 (SMAD4) TRG_NES_CRM1_2 motif - Exportin-1 (XPO1) Exportin 1-like protein interaction
(1) Transforming growth factor beta-independent shuttling of Smad4 between the cytoplasm and nucleus.