Integrin alpha-11/beta-1 is a receptor for collagen. Heterodimer of an alpha and a beta subunit. Alpha-11 associates with beta-1 (By similarity). Interacts with RAB21 (By similarity). The integrin I-domain (insert) is a VWFA domain. Integrins with I-domains do not undergo protease cleavage. Belongs to the integrin alpha chain family.