>sp|E1RHM5|RIBL_METP4 FAD synthase OS=Methanolacinia petrolearia GN=ribL MKRIVATGTFDILHPGHIYYLEESRKLGDELHVIIARDENVRHKPKPVIPEQQRLRMVQS LKPVDYARLGSTTDIFEPIREIQPDIITLGFNQFFNEEKLKCDLEENGISAEVVRIEGYS GEGFCSSRNIMKQILIRRCKELQDDSTD