>sp|Q9HNF4|RIFK_HALSA Riboflavin kinase OS=Halobacterium salinarum GN=ribK MSGATSTGDVGYDELAVLKLLALDGAHRGEVKVSCGDLASRLDASSQTASRRLQALDDAD HVTRDLVSDGQWITVTDAGRHALKHEYEDYRRIFEDPGELALAGTVTSGMGEGRHYISLP GYNRQFAEKLGYEPYPGTLNVDLPPDGQRARAGIQALDGVDIDAWEDEDRTYGSATCYAC TVVGDGTDFDGAHVIIPDRTHHDDDQLEIIAPVKLRERLGLLDDDEVTIRVEA