>sp|P68693|KTHY_VACCC Thymidylate kinase OS=Vaccinia virus GN=OPG178 MSRGALIVFEGLDKSGKTTQCMNIMESIPANTIKYLNFPQRSTVTGKMIDDYLTRKKTYN DHIVNLLFCANRWEFASFIQEQLEQGITLIVDRYAFSGVAYAAAKGASMTLSKSYESGLP KPDLVIFLESGSKEINRNVGEEIYEDVTFQQKVLQEYKKMIEEGDIHWQIISSEFEEDVK KELIKNIVIEAIHTVTGPVGQLWM