>tr|M1IVC2|M1IVC2_9CREN Riboflavin kinase OS=Sulfolobus acidocaldarius N8 OX=1028566 GN=ribK PE=3 SV=1 MLRECAESLVDLFAKNRIVKIKAKVTSGLGEGRIFVSLPYYMEAFNKFLGFQPYPGTLNA VIYDRISMENRLLLDLSRGILIPEHKEPNRVLGSVKAFPASINSVSPVAVVIPTRTTHPK SVVELLSPHKLREKLELEDGDEIEIEVYL