Immunogen sequence: KRLVFLKEVL LDIKRHLNLA ENSSYIHVYR ELEQAIRGAD AQEDLRWFRS TSGPGMPMNW PQFEEWNPDL PHTTTKKEKQ PKKAEGVALT NATGAVESTS QAGDRGSVSS YDRGQPYATE WSDDESGNPF GGSETNGGAN PFEDDSKGVR V; Positive Samples: U-251MG; Cellular Location: Cell junction, Cell