>tr|A0A2A9JBZ2|A0A2A9JBZ2_SACEN Tryptophan 2,3-dioxygenase OS=Saccharopolyspora erythraea GN=kynA MVHGNSRPLEKDVVRDLRRELSYGQYLRLDRLLDAQHPVSEPEHHDELLFIIQHQTVELW LKLILHELRTAREHLARDELKPALKQLARVKHVQHTLTEQWSVLATLTPAEYVEFRGFLG RSSGFQSYQYRAIELILGNKNAEMLEVFAHDEFAHELLNGLLKEPSVYDEFVRLLHRRGH DVPAAFLQRDVSLPHTFTPELVPLFRGIYETAAENWDAYEACEELVDLEENFQFWRFRHL KTVERTIGLKHGTGGSSGVSFLRRALELTFFPELYAVRTEI