Term Name:	SMAD protein signal transduction
Synonyms:
Definition:	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.
Ontology:	GO: Biological Process [GO:0060395]    QuickGO    AmiGO