>sp|Q2FT79|RIBL_METHJ FAD synthase OS=Methanospirillum hungatei JF-1 (strain ATCC 27890 / DSM 864 / NBRC 100397 / JF-1) OX=323259 GN=ribL PE=3 SV=1 MIRVVATGTFDILHPGHLWYLEESAKLGDELYVIVARDANIRHKPRPVIPEEQRLVMVAA LKPVTHAVLGDLEDMFRPIREIKPDIITLGCNQHFDPETLQKALEKQNIRAQVVRISEHS SSPFTSSRDIVRKIAELTHQRSQTRETKEQRECGAV