>tr|A0A842L262|A0A842L262_9EURY FAD synthase OS=Thermococcus sp GN=ribL MTKKKKIRVVTGGVFDILHVGHIHFLKQAKELGDELVVIVAHDKTVEERKGRRPINSMYE RAEVLKALKMVDEVVIGEPNCISFEIVKQLNPDIIALGPDQNFDVSALKEELKKKNINAE VIRIPYAYKSDVAKTSKIIQKIVETFCE