Immunogen sequence: TAKTAPDVLR TKPAFIGKTN LDGMITVQLP EVPANENIKG YYIIIVPLKK SRGKFIKPWE SPDEMELDEL LKEISRKRRS IRYGREVELK PYIAAHFDVL PTEFTLGDDK HYGGFTNKQL QSGQEYVFFV LAVMEHAESK MYATSPYSDP VVSMDLDPQP ITDEEE; Positive Samples: 293T, OVCAR3, Raji, Mouse brain,