Immunogen sequence: DFSPSLSRID LKNKKRQSDD TLCRFESVLD LKPSEPVGTG NSAPTQTSYQ RRDTPTLRSA AKQHYLKHSR YLPGISIRNG ILSNPGKEFI PPNPWSSSGL SGKSSGTMSV ISKVNSVGSS. ICK or intestinal cell kinase belongs to a very extensive family of proteins that share a conserved c