>sp|Q0W933|RIBL_METAR FAD synthase OS=Methanocella arvoryzae (strain DSM 22066 / NBRC 105507 / MRE50) OX=351160 GN=ribL PE=3 SV=1
MVRRVVATGTFDILHPGHVLYLCEARKHGDELWVIVARESTIKHKRKPLIPEEQRLFMVQ
SLKCVDHAVLGSETDMFEPIRQIQPEVIAIGFNQHWNENELKKQLAERGIKAEIVRIQTS
DHSPYASSRTIRQKIKESDP