ID   KTHY_CHLTR              Reviewed;         203 AA.
AC   O84191;
DT   30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1998, sequence version 1.
DT   03-AUG-2022, entry version 107.
DE   RecName: Full=Thymidylate kinase;
DE            EC=2.7.4.9;
DE   AltName: Full=dTMP kinase;
GN   Name=tmk; OrderedLocusNames=CT_188;
OS   Chlamydia trachomatis (strain D/UW-3/Cx).
OC   Bacteria; Chlamydiae; Chlamydiales; Chlamydiaceae;
OC   Chlamydia/Chlamydophila group; Chlamydia.
OX   NCBI_TaxID=272561;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=D/UW-3/Cx;
RX   PubMed=9784136; DOI=10.1126/science.282.5389.754;
RA   Stephens R.S., Kalman S., Lammel C.J., Fan J., Marathe R., Aravind L.,
RA   Mitchell W.P., Olinger L., Tatusov R.L., Zhao Q., Koonin E.V., Davis R.W.;
RT   "Genome sequence of an obligate intracellular pathogen of humans: Chlamydia
RT   trachomatis.";
RL   Science 282:754-759(1998).
CC   -!- FUNCTION: Phosphorylation of dTMP to form dTDP in both de novo and
CC       salvage pathways of dTTP synthesis. {ECO:0000250}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + dTMP = ADP + dTDP; Xref=Rhea:RHEA:13517,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:58369, ChEBI:CHEBI:63528,
CC         ChEBI:CHEBI:456216; EC=2.7.4.9;
CC   -!- SIMILARITY: Belongs to the thymidylate kinase family. {ECO:0000305}.
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DR   EMBL; AE001273; AAC67780.1; -; Genomic_DNA.
DR   PIR; E71546; E71546.
DR   RefSeq; NP_219692.1; NC_000117.1.
DR   RefSeq; WP_010725115.1; NC_000117.1.
DR   AlphaFoldDB; O84191; -.
DR   SMR; O84191; -.
DR   STRING; 813.O172_01015; -.
DR   EnsemblBacteria; AAC67780; AAC67780; CT_188.
DR   GeneID; 884942; -.
DR   KEGG; ctr:CT_188; -.
DR   PATRIC; fig|272561.5.peg.202; -.
DR   HOGENOM; CLU_049131_0_2_0; -.
DR   InParanoid; O84191; -.
DR   OMA; VMTREPG; -.
DR   Proteomes; UP000000431; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
DR   GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004798; F:thymidylate kinase activity; IBA:GO_Central.
DR   GO; GO:0009041; F:uridylate kinase activity; IBA:GO_Central.
DR   GO; GO:0006233; P:dTDP biosynthetic process; IBA:GO_Central.
DR   GO; GO:0006235; P:dTTP biosynthetic process; IBA:GO_Central.
DR   GO; GO:0006227; P:dUDP biosynthetic process; IBA:GO_Central.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   Gene3D; 3.40.50.300; -; 1.
DR   HAMAP; MF_00165; Thymidylate_kinase; 1.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR039430; Thymidylate_kin-like_dom.
DR   InterPro; IPR018095; Thymidylate_kin_CS.
DR   InterPro; IPR018094; Thymidylate_kinase.
DR   Pfam; PF02223; Thymidylate_kin; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR00041; DTMP_kinase; 1.
DR   PROSITE; PS01331; THYMIDYLATE_KINASE; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Kinase; Nucleotide biosynthesis; Nucleotide-binding;
KW   Reference proteome; Transferase.
FT   CHAIN           1..203
FT                   /note="Thymidylate kinase"
FT                   /id="PRO_0000155263"
FT   BINDING         7..14
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   203 AA;  22473 MW;  3DADCC3690112B7C CRC64;
     MFIVVEGGEG AGKTQFIQAL SKRLIEEGRE IVTTREPGGC SLGDSVRGLL LDPEQKISPY
     AELLLFLAAR AQHIQEKIIP ALKSGKTVIS DRFHDSTIVY QGIAGGLGES FVTNLCYHVV
     GDKPFLPDIT FLLDIPAREG LLRKARQKHL DKFEQKPQIF HRSVREGFLA LAEKAPDRYK
     VLDALLPTEA SVDQALLQIR ALI