Definition: Cytoplasmic molecule that serves as a link between cadherins and the cytoskeleton of cells, allowing the formation of adherent junctions. There are two types: β-catenin, which is linked to the cadherin itself and α-catenin, which associates with actin microfilaments.
[L. catena, chain, + -in]
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Examples: glitazone, GI cocktail, etc.