>sp|Q9HJ34|RIBL_THEAC FAD synthase OS=Thermoplasma acidophilum (strain ATCC 25905 / DSM 1728 / JCM 9062 / NBRC 15155 / AMRC-C165) OX=273075 GN=ribL PE=3 SV=1 MVRVMATGVFDIIHLGHIHYLRESKKLGDELVVVVARDSTARKNGKVPIFDENSRLKLVS ELKPVDRAILGHEDDMMKTVVEVMPDIITLGYDQKFDEADLKRKLDQIGVNSRIVRISKY DGNLNSSSMVRKKIMELIGERF