Immunogen sequence: PASTKGAKTDA QAPLPGGPRA SVFDLKAIAS LLRLPDVPRI Highest antigen sequence identity to the following orthologs - mouse 54%, rat 49%. ORCTL2 (organic cation transporter-like protein 2), also known as HET, ITM, BWR1A, IMPT1, TSSC5, BWSCR1A,