>tr|B3LSA0|B3LSA0_YEAS1 4a-hydroxytetrahydrobiopterin dehydratase OS=Saccharomyces cerevisiae GN=SCRG_04685 MHNKIVRIASSALTGGKLLEKLKPLTRWEVQWDPNKTKCLGITREVTFKDYETTWAFLTR VSMRSHLWGHHPLIHTSYTWVKLELHTHDIDPKDGAHSQLSDIDVRMAKRIDSYIDEMTT