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- Table of Contents
Facts about Collagen alpha-2(VIII) chain.
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).
| Human | |
|---|---|
| Gene Name: | COL8A2 |
| Uniprot: | P25067 |
| Entrez: | 1296 |

| Belongs to: |
|---|
| No superfamily |

alpha-2 polypeptide; collagen, type VIII, alpha 2; dJ665N4.1 (collagen type VIII alpha 2); FECD; FLJ00201; MGC116970; PPCD; PPCD2MGC116972
Mass (kDA):
67.244 kDA

| Human | |
|---|---|
| Location: | 1p34.3 |
| Sequence: | 1; NC_000001.11 (36095239..36126207, complement) |
Expressed primarily in the subendothelium of large blood vessels. Also expressed in arterioles and venules in muscle, heart, kidney, spleen, umbilical cord, liver and lung and is also found in connective tissue layers around hair follicles, around nerve bundles in muscle, in the dura of the optic nerve, in cornea and sclera, and in the perichondrium of cartilaginous tissues. In the kidney, expressed in mesangial cells, glomerular endothelial cells, and tubular epithelial cells. Also expressed in mast cells, and in astrocytes during the repair process. Expressed in Descemet's membrane.
Secreted, extracellular space, extracellular matrix, basement membrane.




PMID: 2019595 by Muragaki Y., et al. The alpha 2(VIII) collagen gene. A novel member of the short chain collagen family located on the human chromosome 1.
PMID: 1515454 by Kittelberger R., et al. Cleavage of type VIII collagen by human neutrophil elastase.