>tr|A0AAQ0F254|A0AAQ0F254_MYCTX 4a-hydroxytetrahydrobiopterin dehydratase OS=Mycobacterium tuberculosis variant pinnipedii GN=C8E19_016955 MTVSTPEQHEQRASHDASEGKHNVCQGRLAALADAAVSEKLGALPGWQLLDMRLSRAFQC TNFDQSIDFMNRVASIANDINHHPDIAVLDKRSVRVTAWTRKLGYLTDIDFDLAASVEAM YATEFADRPAR