>4HKA_1|Chain A|Tryptophan 2,3-dioxygenase|Drosophila melanogaster (7227) MGGKIYGEYLMLDKLLDAQCMLSEEDKRPVHDEHLFIITHQAYELWFKQIIFEFDSIRDMLDAEVIDETKTLEIVKRLNRVVLILKLLVDQVPILETMTPLDFMDFRKYLAPASGFQSLQFRLIENKLGVLTEQRVRYNQKYSDVFSDEEARNSIRNSEKDPSLLELVQRWLERTPGLEESGFNFWAKFQESVDRFLEAQVQSAMEEPVEKAKNYRLMDIEKRREVYRSIFDPAVHDALVRRGDRRFSHRALQGAIMITFYRDEPRFSQPHQLLTLLMDIDSLITKWRYNHVIMVQRMIGSQQLGTGGSSGYQYLRSTLSDRYKVFLDLFNLSTFLIPREAIPPLDETIRKKLINKSVLEHHHHHH