>sp|Q8U071|KTHY_PYRFU Probable thymidylate kinase OS=Pyrococcus furiosus GN=tmk MKRGLFIVLEGIDGSGKTTQARLLARWFEDNGFKVVLTKEPTDTEFGKIIRKLVLEGSII DGGRISLEAEALLFAADRAEHVKKIIEPALREGKVVISDRYFYSSLAYQWARGLNLEWLI EINKFAPHPDIAILLDIPPREGIKRIKKRSSQTEFDKLFKLQEKVRENYIKLAKMFDEIK IIDATKSVEEVHREIISSIKEIWGKNYGSR