>sp|Q48TL1|KITH_STRPM Thymidine kinase OS=Streptococcus pyogenes serotype M28 GN=tdk MAQLYYKYGTMNSGKTIEILKVAHNYEEQGKPVVIMTSALDTRDGFGIVSSRIGMRREAI PISNDMDIFTFIAQLEEKPYCVLIDESQFLSKQNVYDLARVVDELNVPVMAFGLKNDFQN NLFEGSKHLLLLADKIDEIKTICQYCSKKATMVLRTENGKPVYEGDQIQIGGNETYIPVC RKHYFNPEI