>sp|Q9UYX4|RIFK_PYRAB Riboflavin kinase OS=Pyrococcus abyssi (strain GE5 / Orsay) OX=272844 GN=ribK PE=3 SV=1 MKMKTLFLLIKLAKMGAIGKEITVTMRELSRELDVSPQTVLRWLEELKEQGYIHKRESRK GTLVELTEKGINLLEKLYEEISTALYSGFIVGEVISGIGEGAYYVRQYAPLIREYLGFDP YPGTLNVRVLFPKTIFDALCTARPIIIPGFTRNGRTFGDVRAYRVRIDGIEGAIVIPSRT VHPPKIAEIIAPVKLRDALNLKDGDKVRIEVV