Immunogen sequence: GTQCITKCEH TRPKPGELAF RKGDVVTILE ACENKSWYRV KHHTSGQEGL LAAGALRERE ALSADPKLSL MPWFHGKISG QEAVQQLQPP EDGLFLVRES ARHPGDYVLC VSFGRDVIHY RVLHRDGHLT IDEAVFFCNL MDMVEHY. MATK (Hyl) is a non-receptor CSK-type protein tyrosine kinase that is t