>sp|Q8ZVR7|RIFK_PYRAE Riboflavin kinase OS=Pyrobaculum aerophilum (strain ATCC 51768 / DSM 7523 / JCM 9630 / CIP 104966 / NBRC 100827 / IM2) OX=178306 GN=ribK PE=3 SV=1 MECKERRLIGDLIALSYVEGLPVAEAAKRLCVTRQGLYKLLKQLRNEGYVAEGPLIKITQ KGRDLLSSVLRDLLRYFNIASIRLIGRVISGLGEGAFYISLEGYRRAIEEKLGFTPFPGT LNIKLDPQYLPYRRYLDGLPGIVIPGFTNGLRTYGGVKAFKAKINGVEGAVVMPERTHHP TDVIEIIAPVKLRDALNLKDGDIVEVEILL