IL1R is a reported alias of the human protein 'interleukin 1 receptor type 1', encoded by the gene IL1R1. Anti-IL1R antibodies are available from several suppliers. The full protein is reported to be 569 amino acid residues in length. Based on antigen name, there may be canine, porcine, monkey, mouse and rat variants of this protein. See the antibody supplier page for important details, including specific immunogenicity and validated applications.