Immunogen sequence: AIQELMTKDT PDSLSPETYG NFDSQSRRYY FLSEEAEEGD ELQQRCLDLE RQLMLLSEEK QSLAQENAGL RERMGRPEGE GTPGLTAKKL LLLQ Highest antigen sequence identity to the following orthologs: Mouse - 85%, Rat - 84%. Hook proteins are cytosolic coiled-coil prot