>tr|A0A7J4MTZ6|A0A7J4MTZ6_METTF Riboflavin kinase OS=Methanothermobacter thermautotrophicus GN=ribK MKSGFGEGAYFITRSVYRDQFREKLGFDPFPGTLNIEVGDPEIVERIREGAPVIQGGGGF GDVLYVKALLNGVVEGAILFPLKTHHRQGCLEFVAPVNLRKTLKLRDGDTVSLDIDTSEI QE