>sp|D1YZF2|RIBL_METPS FAD synthase OS=Methanocella paludicola (strain DSM 17711 / JCM 13418 / NBRC 101707 / SANAE) OX=304371 GN=ribL PE=3 SV=1 MTRVVATGTFDILHPGHVLYLSEAGKLGDELYVIVARDSTIKHKRKPLVPENQRLFMVRA LKCVDHAMLGSEDDMFKPIREIDPDIITIGFNQHWDEEALQRQLIERGLKAKVVRITKCD TAPYASSRHIREKIKESDC