>sp|Q8TVJ1|RIFK_METKA Riboflavin kinase OS=Methanopyrus kandleri (strain AV19 / DSM 6324 / JCM 9639 / NBRC 100938) OX=190192 GN=ribK PE=3 SV=1
MFTGPIVAVGEYVEGLGEGRRYVSIPYYRREIERVIGARPFPGTFNVRVEREERESLREL
ASSYGYRIEPHGEYGGAWLYPCLVNGRPAWLVFPDLTEHRDQVELISETELRRELNVIHG
DMVKIEVWGPSTWKLARRLTCGPSGGR