Immunogen sequence: YYTYRNFLKI EVSQSHPAMT AFCSLLLQAQ SLLPRTMAAP QDSLRPGEED EGMQLLQTKD SMAKGARPGA SRGRARWGLA YTLLHNPTLQ VFRKTALLGA NGAQP Highest antigen sequence identity to the following orthologs: Mouse - 70%, Rat - 70%. STRA6 is a membrane protein invo