RUNX3 binds the complex of SMAD3 and SMAD4, formed in response to TGF-beta (TGFB1) signaling (Hanai et al. 1999, Chi et al. 2005).
Hanai, J, Chen, LF, Kanno, T, Ohtani-Fujita, N, Kim, WY, Guo, WH, Imamura, T, Ishidou, Y, Fukuchi, M, Shi, MJ, Stavnezer, J, Kawabata, M, Miyazono, K, Ito, Y
Chi, XZ, Yang, JO, Lee, KY, Ito, K, Sakakura, C, Li, QL, Kim, HR, Cha, EJ, Lee, YH, Kaneda, A, Ushijima, T, Kim, WJ, Ito, Y, Bae, SC
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