LFA-1 is an alias for the human gene, Integrin subunit alpha L, or, ITGAL. Other names include: Integrin alpha-L; CD11 antigen-like family member A; Leukocyte adhesion glycoprotein LFA-1 alpha chain; LFA-1A; Leukocyte function-associated molecule 1 alpha chain; CD antigen CD11a; antigen CD11A (p180); lymphocyte function-associated antigen 1, alpha polypeptide; CD11A; LFA1A; integrin, alpha L (antigen CD11A (p180), lymphocyte function-associated antigen 1; alpha polypeptide). The encoded protein has an amino acid length of 1170 and a mass of 128.8 kDa. Other isoforms may exist. This gene shares homology with other species, including: Mouse.