>sp|Q0W6F7|RIFK_METAR Riboflavin kinase OS=Methanocella arvoryzae (strain DSM 22066 / NBRC 105507 / MRE50) OX=351160 GN=ribK PE=3 SV=1
MRSIMEVETLKRLALMGANKEQVSLSSSIFATSLGMSPQTAARRLSALEEDGYITRVVTP
EGQKVRITEKGITCLKSEYRDYCSIFEDGGAPVMRGKVVTGLGEGQYYISLDGYRNQFND
KLGFDPYPGTLNVRLTEPFIPAEHEAVVIAGFKGENRTFGGCKCYPVRIKGVRAAIIRPD
RTSYPPNLIEIIAPIKLRESLGLRDGDEVEVTLE