Immunogen sequence: FVEFSCKPPQ YGQLETKHIA NAKYNQIQLF APAEWVALNY VPFAERSLEV VVDLYQKTAC HKAVVNEKVL QNIIKTLRVP LSLKYSCPSE STWKLAVSS Highest antigen sequence identity to the following orthologs: Mouse - 99%, Rat - 97%. May be required for traffic between lat