In the cytosol of human embryonic stem cells, WWTR1 (TAZ) binds heterotrimer composed of two R-SMADs (SMAD2 and/or SMAD3) and SMAD4. This interaction involves the C-terminus of WWTR1 (TAZ) and the MH1 domain of SMAD proteins.
Varelas, X, Sakuma, R, Samavarchi-Tehrani, P, Peerani, R, Rao, BM, Dembowy, J, Yaffe, MB, Zandstra, PW, Wrana, JL
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