In response to TGF-beta (TGFB1) signaling, RUNX3 binds to the homeobox transcription factor and tumor suppressor ZFHX3 (ATBF1). The exact mechanism and regulation of RUNX3 and ATBF1 binding is not known (Mabuchi et al. 2010).
Kubota, E, Mori, Y, Mizoshita, T, Tanaka, M, Kawaguchi, M, Mizushima, T, Miura, Y, Kim, TS, Kataoka, H, Ebi, M, Asai, K, Joh, T, Tanida, S, Shimura, T, Mabuchi, M, Kamiya, T
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