Immunogen sequence: MAKQLQARRL DGIDYNPWVE FVKLASEHDV VNLGQGFPDF PPPDFAVEAF QHAVSGDFML NQYTKTFGYP PLTKILASFF GELLGQEIDP LRNVLVTVGG YG Highest antigen sequence identity to the following orthologs: Mouse - 80%, Rat - 78%. Kynurenine aminotransferases KAT I,