>sp|Q9ZCN9|KTHY_RICPR Thymidylate kinase OS=Rickettsia prowazekii (strain Madrid E) OX=272947 GN=tmk PE=3 SV=1 MNKLTQGKFITFEGVDGIGKSTQSKMLYEYLKSQKIPVILTREVGGTTVAEKMREILVNE ELLPMSELLQAMAARYDHMARKIIPALKDGYIVICDRFIDSTACYQGLELENGIDLVYSL HKTLMPSLMPDITFFIDVEPHTAIKRVNARNMSNKFDIRSIDFYKKIYTCFKELSNRFPE RIKTIKASHLSPLEVHELIQKHL