>sp|A0REX0|T23O_BACAH Tryptophan 2,3-dioxygenase OS=Bacillus thuringiensis GN=kynA MKENEKVIMEKGIHTDFKENMTYGEYLQLDSLLSSQKRLSDHHDEMLFIVIHQASELWMK LILHELNAAIESIKQDKLQPAFKMLARVSKIQSQIIQSWDILATLTPSEYIEFRDSLGQA SGFQSYQYRMIEYALGYKTPHALKIYEKDPELHARLHTALHAPSLYDVAIQALVKEGFPI HKDVLNRDITQPYEEDATVEAAWLEVYADVKKYWNLYQLAEKLIDIEDWLQQWRFRHMKT VERIIGHKMGTGGSSGVSYLKRVLDQRFFPELWNVRTKL