Immunogen sequence: MGKPTSADLK LGLATGPVLF ACQQFPEMNA MIMRRFSLPG DVDRARQYVL QSDGVQQTTY LAQQYCHEAI REISKLRPSP ERDALIQLSE IVLT Highest antigen sequence identity to the following orthologs: Mouse - 94%, Rat - 94%. PDSS1 is an enzyme that elongates the prenyl