Immunogen sequence: RSWRPPGTEV TSQGPRQPSS SGAKRRRLRA ALGPQPTRSA LRFPSASPGS LKAKQSMAGI PGRESNAPSV PTVSLLPGAP GGNASSRTEA QVPNGQGSPG GCVCSSQASP APRAAAPPRA ARGPTPRTEE A; Positive Samples: Mouse liver, Mouse brain, Rat liver; Cellular Location: Cell membrane,