>sp|Q46AS7|RIBL_METBF FAD synthase OS=Methanosarcina barkeri GN=ribL
MTRILATGTFDLLHPGHIYFLTQARALGDELFVIVARDSNVTHKPKPIVSEEQRLEMVNA
LGIVDKALLGSEKDMFEPLKHIRPDIIALGYDQRFNAENLEEELAKRGLPANVVRIPLSK
ECPLCSTGAIIKEVLKRYG