Immunogen sequence: LSMLLLAGEH ALGTPEVSSG TCRPDVSESP ELRQKSPLFQ FAEISSSTSH SDASTKQCQT SALFQFAEIS SNTSQLGGAE PVKRCGKSAL FQLAEMCLAS EGMKMEESKL IKAKESDGGR IKELEKGKE Highest antigen sequence identity to the following orthologs: Mouse - 88%, Rat - 85%. BBX ge