>sp|B4RUH2|T23O_ALTMD Tryptophan 2,3-dioxygenase OS=Alteromonas mediterranea GN=kynA MKKNIEPCYYGDYLQLDKILGAQDLQSEKYGDGAHEEMLFIIVHQVYELWFKQVLHELNA VIDTFNQEAVKDQQLTQVVHRLQRIIQIQKLMNDQIAIMETMTPQQFLSFRDYLVPASGF QSIQFKRLEISLGLKREFRIDFDKQSFYNRLTDKDRALLENLENKPSLFELVDKWLSRMP LLKTEDFDFWQYYKDAADEMLKDDHHTVSTSDMLSDTEKRQEIKDLQATMENFDALFNET QFEKLRGEGKFRLSHNALLSALFIKQYSEEPIFNLPFQLITALTEIDEQLTIWRYRHAMM VQRMLGTKIGTGGSSGHHYLKKTTESNRIYLDFFNMATFLLPKSALPDLPESVRRRLGFY LQ