ID   H2U878_TAKRU            Unreviewed;       246 AA.
AC   H2U878;
DT   21-MAR-2012, integrated into UniProtKB/TrEMBL.
DT   17-JUN-2020, sequence version 3.
DT   27-MAR-2024, entry version 61.
DE   RecName: Full=Thymidine kinase {ECO:0000256|RuleBase:RU000544};
DE            EC=2.7.1.21 {ECO:0000256|RuleBase:RU000544};
OS   Takifugu rubripes (Japanese pufferfish) (Fugu rubripes).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC   Eupercaria; Tetraodontiformes; Tetradontoidea; Tetraodontidae; Takifugu.
OX   NCBI_TaxID=31033 {ECO:0000313|Ensembl:ENSTRUP00000033144.3, ECO:0000313|Proteomes:UP000005226};
RN   [1] {ECO:0000313|Ensembl:ENSTRUP00000033144.3, ECO:0000313|Proteomes:UP000005226}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=21551351;
RA   Kai W., Kikuchi K., Tohari S., Chew A.K., Tay A., Fujiwara A., Hosoya S.,
RA   Suetake H., Naruse K., Brenner S., Suzuki Y., Venkatesh B.;
RT   "Integration of the genetic map and genome assembly of fugu facilitates
RT   insights into distinct features of genome evolution in teleosts and
RT   mammals.";
RL   Genome Biol. Evol. 3:424-442(2011).
RN   [2] {ECO:0000313|Ensembl:ENSTRUP00000033144.3}
RP   IDENTIFICATION.
RG   Ensembl;
RL   Submitted (NOV-2023) to UniProtKB.
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|ARBA:ARBA00033702};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:19130;
CC         Evidence={ECO:0000256|ARBA:ARBA00033702};
CC   -!- SIMILARITY: Belongs to the thymidine kinase family.
CC       {ECO:0000256|ARBA:ARBA00007587, ECO:0000256|RuleBase:RU004165}.
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DR   AlphaFoldDB; H2U878; -.
DR   Ensembl; ENSTRUT00000033270.3; ENSTRUP00000033144.3; ENSTRUG00000013060.3.
DR   eggNOG; KOG3125; Eukaryota.
DR   GeneTree; ENSGT00390000011309; -.
DR   InParanoid; H2U878; -.
DR   OMA; EAYEPRC; -.
DR   TreeFam; TF314839; -.
DR   Proteomes; UP000005226; Chromosome 17.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004797; F:thymidine kinase activity; IEA:UniProtKB-EC.
DR   GO; GO:0071897; P:DNA biosynthetic process; IEA:UniProtKB-KW.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
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   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:UP000005226};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU000544}.
SQ   SEQUENCE   246 AA;  27511 MW;  53E5DA7FDAF4F2DA CRC64;
     MRFFKIAQIQ ARLHKMELGG FSKILPNSPK NARGQIQVIF GPMFSGKSTE LMRRVRRFQL
     AQYKCLVIKY AKDTRYSDSG MATHDKNTME AVPANRLGDV HSQALQVCVI GVDEGQFFPD
     IVEFCEEMAN LGKTIIVAAL DGTFQRKPFG SILNLVPLAE SVVKLNAVCM QCFKEAAYTK
     RIGAEKEVEV IGGADKYQAV CRKCYGDLMV DKENRSPCSD ETPPHDHLEK LKDSAVPRKL
     FSSVIL
//