269C wild type; Antigen CD49D, alpha 4 subunit of VLA 4 receptor; CD49 antigen like family member D; CD49 antigen-like family member D; CD49d; IA4; Integrin alpha 4; Integrin alpha 4 subunit; Integrin alpha IV; Integrin alpha-4; Integrin alpha-IV; Integrin, alpha 4 (antigen CD49D, alpha 4 subunit of VLA 4 receptor); ITA4_HUMAN; ITGA4; MGC90518; OTTHUMP00000205320; Very late activation protein 4 receptor, alpha 4 subunit; VLA 4 subunit alpha; VLA-4 subunit alpha; VLA4;