Immunogen sequence: NDERHKETFQ VRECFGNTPN CPSSSSTNDF QANSGAIDAF CQPELDSIST CPNETVSLTT YFSVDSCMTD TYRLKYHQRP KLSFPESSGF CNNSLS Highest antigen sequence identity to the following orthologs: Mouse - 64%, Rat - 65%. Tight junction-associated protein that is