Integrin Alpha-2

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Integrin alpha-2 (1181 aa, ~129 kDa) is encoded by the human ITGA2 gene. This protein plays a role in the adhesion of platelets and other cells to collagen and other extracellular matrix proteins.

**Synonyms:** - CD49 Antigen-Like Family Member B - CD49b Antigen - Collagen Receptor - GPIa - ITGA2 - Integrin Subunit Alpha 2 - Platelet Antigen Br - Platelet Glycoprotein GPIa - Platelet Membrane Glycoprotein Ia - VLA-2 Subunit Alpha - Very Late Activation Protein 2 Receptor Alpha-2 Subunit