>sp|D7E8Z9|RIBL_METEZ FAD synthase OS=Methanohalobium evestigatum GN=ribL MSLLKLCKGDLLTRVLATGTFDLLHPGHLHYLSEARKLGNELYVIVARESMIKHKPKPVI PENQRVTMVNSLDVVDKAVLGSETNIYEPIKNIKPDVITIGYDQKFSSDSIEKNLEELGI NAKVVRINKLSDCSLCSSGKIIDRILERYC