Immunogen sequence: AVPIAQKSEP HSLSSEALMR RAVSLVTDST STFLSQTTYA LIEAITEYTK AVYTLTSLYR QYTSLLGKMN SEEEDEVWQV IIGARAEMTS KHQEYLKLET TWMTAVGLSE MAAEAAYQTG ADQASITARN HIQLVKLQVE EVHQLSRKAE TKLAEAQIEE LRQKTQEEGE ERAESEQEAY LRED Positive Samples: SW620, BT-474