Definition: Large, noncollagenous glycoprotein with antigenic properties. It is localized in the basement membrane lamina lucida and functions to bind epithelial cells to the basement membrane. Evidence suggests that the protein plays a role in tumor invasion.
an extracellular matrix protein; /biosyn /physiol permitted
See AlsoReceptors, Laminin
Other names Merosin; M Chain, Laminin; Glycoprotein GP 2; Chain, Laminin M; Laminin M Chain; Laminin M; Glycoprotein GP-2