ID   A0C3Z8_PARTE            Unreviewed;       208 AA.
AC   A0C3Z8;
DT   28-NOV-2006, integrated into UniProtKB/TrEMBL.
DT   28-NOV-2006, sequence version 1.
DT   27-MAR-2024, entry version 76.
DE   RecName: Full=Thymidine kinase {ECO:0000256|ARBA:ARBA00012118, ECO:0000256|RuleBase:RU000544};
DE            EC=2.7.1.21 {ECO:0000256|ARBA:ARBA00012118, ECO:0000256|RuleBase:RU000544};
GN   ORFNames=GSPATT00034995001 {ECO:0000313|EMBL:CAK65515.1};
OS   Paramecium tetraurelia.
OC   Eukaryota; Sar; Alveolata; Ciliophora; Intramacronucleata;
OC   Oligohymenophorea; Peniculida; Parameciidae; Paramecium.
OX   NCBI_TaxID=5888 {ECO:0000313|EMBL:CAK65515.1, ECO:0000313|Proteomes:UP000000600};
RN   [1] {ECO:0000313|EMBL:CAK65515.1, ECO:0000313|Proteomes:UP000000600}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Stock d4-2 {ECO:0000313|EMBL:CAK65515.1,
RC   ECO:0000313|Proteomes:UP000000600};
RX   PubMed=17086204; DOI=10.1038/nature05230;
RG   Genoscope;
RA   Aury J.-M., Jaillon O., Duret L., Noel B., Jubin C., Porcel B.M.,
RA   Segurens B., Daubin V., Anthouard V., Aiach N., Arnaiz O., Billaut A.,
RA   Beisson J., Blanc I., Bouhouche K., Camara F., Duharcourt S., Guigo R.,
RA   Gogendeau D., Katinka M., Keller A.-M., Kissmehl R., Klotz C., Koll F.,
RA   Le Moue A., Lepere C., Malinsky S., Nowacki M., Nowak J.K., Plattner H.,
RA   Poulain J., Ruiz F., Serrano V., Zagulski M., Dessen P., Betermier M.,
RA   Weissenbach J., Scarpelli C., Schachter V., Sperling L., Meyer E.,
RA   Cohen J., Wincker P.;
RT   "Global trends of whole-genome duplications revealed by the ciliate
RT   Paramecium tetraurelia.";
RL   Nature 444:171-178(2006).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + thymidine = ADP + dTMP + H(+); Xref=Rhea:RHEA:19129,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:17748, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:63528, ChEBI:CHEBI:456216; EC=2.7.1.21;
CC         Evidence={ECO:0000256|RuleBase:RU000544};
CC   -!- SIMILARITY: Belongs to the thymidine kinase family.
CC       {ECO:0000256|ARBA:ARBA00007587, ECO:0000256|RuleBase:RU004165}.
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DR   EMBL; CT868039; CAK65515.1; -; Genomic_DNA.
DR   RefSeq; XP_001432912.1; XM_001432875.1.
DR   AlphaFoldDB; A0C3Z8; -.
DR   STRING; 5888.A0C3Z8; -.
DR   EnsemblProtists; CAK65515; CAK65515; GSPATT00034995001.
DR   GeneID; 5018697; -.
DR   KEGG; ptm:GSPATT00034995001; -.
DR   eggNOG; KOG3125; Eukaryota.
DR   HOGENOM; CLU_064400_3_0_1; -.
DR   InParanoid; A0C3Z8; -.
DR   OMA; NPFSLCN; -.
DR   Proteomes; UP000000600; Partially assembled WGS sequence.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004797; F:thymidine kinase activity; IBA:GO_Central.
DR   GO; GO:0071897; P:DNA biosynthetic process; IEA:UniProtKB-KW.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   GO; GO:0046104; P:thymidine metabolic process; IBA:GO_Central.
DR   Gene3D; 3.30.60.20; -; 1.
DR   Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR001267; Thymidine_kinase.
DR   InterPro; IPR020633; Thymidine_kinase_CS.
DR   PANTHER; PTHR11441; THYMIDINE KINASE; 1.
DR   PANTHER; PTHR11441:SF0; THYMIDINE KINASE, CYTOSOLIC; 1.
DR   Pfam; PF00265; TK; 1.
DR   PIRSF; PIRSF035805; TK_cell; 1.
DR   SUPFAM; SSF57716; Glucocorticoid receptor-like (DNA-binding domain); 1.
DR   SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR   PROSITE; PS00603; TK_CELLULAR_TYPE; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|RuleBase:RU000544};
KW   DNA synthesis {ECO:0000256|ARBA:ARBA00022634,
KW   ECO:0000256|RuleBase:RU000544};
KW   Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|RuleBase:RU000544};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW   ECO:0000256|RuleBase:RU000544};
KW   Reference proteome {ECO:0000313|Proteomes:UP000000600};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU000544}.
FT   ACT_SITE        85
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR035805-1"
SQ   SEQUENCE   208 AA;  23796 MW;  7B4140F225E2C504 CRC64;
     MYTGTISVIY GPMFSGKTSE LMRLVKRFTI SERKCVVLNY ANDNRYSGEQ CISSHDKQFL
     RAIKVCKLNE AYEKCKESDV VAIDEGQFFQ DIVEFSEKMA NLGKIVIVAA LDGTFDRKPF
     HNILNLIPLA ERITKLTAVC WFCKRENASF TKRIVQSKEI ELIGGEDCYK PACRLCFHLA
     ESQLKGQPIA QTQFVNQENH YDQNNLIC
//