Immunogen sequence: PWELLSVGAP GNCGSQGDYQ AAPEARFPVI GTKIEDLLSI SCPAELPAVP ANRLYPSGAY DAFPLAPGDL GEGAEGLPGL LTPPSGEGGS SGDGGEFLAS TQPQLSPLGL RSAAAADFPK PL Highest antigen sequence identity to the following orthologs: Mouse - 76%, Rat - 79%. Early growth