Provided below are ELISA kits targeting interleukin 1 receptor accessory protein like 1, a human protein encoded by IL1RAPL1. This protein is 696 amino acids long, with a mass of 80 kDa, and is a member of the Interleukin-1 receptor family. This is reported to be a cytoplasmic and membrane protein. There is a noted implication in Mental retardation, X-linked 21. Other alias names for this protein include: X-linked interleukin-1 receptor accessory protein-like 1, interleukin 1 receptor-8, mental retardation X-linked 10, oligophrenin-4, IL-1-RAPL-1, IL-1RAPL-1, and IL1R8.