>sp|C6BVJ0|BUK_MARSD Probable butyrate kinase OS=Maridesulfovibrio salexigens GN=buk MGSRILVINPGSTSTKVAIFNEGKISFDAEVSHPRERIDKFSTVMEQKEFRSAAVMDLIK DELAKGTPDMVVGRGGLLKPIPGGPYSINDAMISDLESGRYGVHPCNLGAILAREFAEFW EVPSMIMDPVVTDEMDPVAKVTGLPEIKRRSVFHALSQRGVARSVAAEMGLEYEQAKFIV GHMGGGVSIGAHRYGKVVDVINALDGEGPFSPERSGTLPILPVLNLVESGQYTFDEMRKV VTSRSGVLGLLGTNDMREVQARMEEGDDEARLVLEALVYNASKYICSFIPALMKDDPQKR PIDAIILTGGVARSKLLVKAVEDVVGFIAPVKVVTGLEEMEVMGRGGLAVLRGEMQPQEY HSD