Integrin alpha-V/beta-5 (ITGAV:ITGB5) is a receptor for fibronectin. It recognizes the sequence R-G-D in its ligand. (Microbial infection) Integrin ITGAV:ITGB5 acts as a receptor for adenovirus type C. . This is the function of ITGB5 (integrin subunit beta 5, ENSG00000082781).