Immunogen sequence: EPPSKEMVSH LTWFTRHDPV VQKEQAPPAA PLSLTLSQNG MPEASSSSSV QFEMVQENTS KTHSCDMTPK QSKVVKAILW LCGIQEKGK Highest antigen sequence identity to the following orthologs: Mouse - 61%, Rat - 63%. Cotransporters, such as SLC5A11, represent a major