>sp|D4GVJ2|RIBL_HALVD FAD synthase OS=Haloferax volcanii GN=ribL
MRRVIAQGTFDILHPGHVHYLSDAASLGDELHVIIARGENVTHKPKPILDGRQRRDMVAA
LDVVDEAHLGHVEDIFVPIEEIDPDVIVLGYDQHHDEDGIKAALDARGIDCEVTRATPRE
LRHDDELLSTGRIIDRIVERRC