Immunogen sequence: TPLAALLNIK EKTRLRAPPN ATLEHFYLTS GKQPKQVEVE LLSRQSGLSG RQVARWFRRR RNQDRPSLLK KFREA Highest antigen sequence identity to the following orthologs: Mouse - 95%, Rat - 95%. LASS2 is a protein that has sequence similarity to yeast longevit