>sp|A2STY4|RIFK_METLZ Riboflavin kinase OS=Methanocorpusculum labreanum (strain ATCC 43576 / DSM 4855 / Z) OX=410358 GN=ribK PE=3 SV=1 METIDAEDAACLRRIALLGGCKGPVRLSTQALGDQLGISQQTASRRLQSLEKAQMISRTA ESTGQYVLVTRSGEEHLRREFAEYAKIFDVKDEQYVLTGTVMSGVGEGRYYMSIPHYQEQ FEKLCGFTPYPGTLNIKLNPQSVLIRKRMDSLEWTIVPGFKDEHRMFGEARCIKCTISGI PCAIVVPGRTHHPEEVIEVISGTQLRDALDLTENSEVVVVIG