Tags: Protein.
Mothers against decapentaplegic homolog 7 or SMAD7 is a protein that in humans is encoded by the SMAD7 gene.SMAD7 is a protein that as its name describes is a homolog of the Drosophila gene: Mothers against decapentaplegic. It belongs to the SMAD family of proteins which belong to the TGFβ superfamily of ligands. Like many other TGFβ family members SMAD7 is involved in cell signalling. It is a TGFβ type 1 receptor antagonist.