Immunogen sequence: PPIQDGEFTF LLPAGRKQCF YQSAPANASL ETEYQVIGGA GLDVDFTLES PQGVLLVSES RKADG Highest antigen sequence identity to the following orthologs: Mouse - 100%, Rat - 100%. TMED1 was identified by its interaction with interleukin 1 receptor-like 1