Collagen alpha-2(VIII) chain (COL8A2)

Macromolecular component of the subendothelium. Major component of the Descemet's membrane (basement membrane) of corneal endothelial cells.

Additionally component of the endothelia of blood vessels. Necessary for migration and proliferation of vascular smooth muscle cells and so, has a potential role in the maintenance of vessel wall integrity and construction, in particular in atherogenesis (By similarity).