IL23 is an alias for the gene, Interleukin 23 subunit alpha, in humans. Other names include: Interleukin-23 subunit alpha; IL-23 subunit alpha; IL-23-A; Interleukin-23 subunit p19; IL-23p19; interleukin-six, G-CSF related factor; IL-23; IL-23AP19; SGRF; interleukin 23, alpha subunit p19. The encoded protein has an amino acid length of 189 and a mass of 20.7 kDa. Other isoforms may exist. This gene shares homology with other species, including: Mouse, Rat, Chicken.