SMAD protein signal transduction
An intracellular signaling cassette that starts with the activation of a SMAD protein, leading to the formation of a complex with co-SMADs, which translocates to the nucleus and regulates transcription of specific target genes.
GO:0141124
intracellular signaling cassette
is_a
GO:0007178
cell surface receptor protein serine/threonine kinase signaling pathway
part_of