Immunogen sequence: MSSAPRSPTP RPRRMKKDES FLGKLGGTLA RKRRAREVSD LQEEGKNAIN SPMSPALVDV HPEDTQLEEN EERTMIDPTS KEDPKFKELV KVLLDWINDV; Positive Samples: U-87MG, A-375, HeLa, Mouse heart, Rat heart; Cellular Location: Cell junction, Cell membrane, Cell projec