ID   A4RSL5_OSTLU            Unreviewed;       196 AA.
AC   A4RSL5;
DT   15-MAY-2007, integrated into UniProtKB/TrEMBL.
DT   15-MAY-2007, sequence version 1.
DT   27-MAR-2024, entry version 82.
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=OSTLU_14315 {ECO:0000313|EMBL:ABO94514.1};
OS   Ostreococcus lucimarinus (strain CCE9901).
OC   Eukaryota; Viridiplantae; Chlorophyta; Mamiellophyceae; Mamiellales;
OC   Bathycoccaceae; Ostreococcus.
OX   NCBI_TaxID=436017 {ECO:0000313|EMBL:ABO94514.1, ECO:0000313|Proteomes:UP000001568};
RN   [1] {ECO:0000313|EMBL:ABO94514.1, ECO:0000313|Proteomes:UP000001568}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCE9901 {ECO:0000313|EMBL:ABO94514.1,
RC   ECO:0000313|Proteomes:UP000001568};
RX   PubMed=17460045; DOI=10.1073/pnas.0611046104;
RA   Palenik B., Grimwood J., Aerts A., Rouze P., Salamov A., Putnam N.,
RA   Dupont C., Jorgensen R., Derelle E., Rombauts S., Zhou K., Otillar R.,
RA   Merchant S.S., Podell S., Gaasterland T., Napoli C., Gendler K.,
RA   Manuell A., Tai V., Vallon O., Piganeau G., Jancek S., Heijde M.,
RA   Jabbari K., Bowler C., Lohr M., Robbens S., Werner G., Dubchak I.,
RA   Pazour G.J., Ren Q., Paulsen I., Delwiche C., Schmutz J., Rokhsar D.,
RA   Van de Peer Y., Moreau H., Grigoriev I.V.;
RT   "The tiny eukaryote Ostreococcus provides genomic insights into the paradox
RT   of plankton speciation.";
RL   Proc. Natl. Acad. Sci. U.S.A. 104:7705-7710(2007).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; CP000582; ABO94514.1; -; Genomic_DNA.
DR   RefSeq; XP_001416221.1; XM_001416184.1.
DR   AlphaFoldDB; A4RSL5; -.
DR   STRING; 436017.A4RSL5; -.
DR   EnsemblPlants; ABO94514; ABO94514; OSTLU_14315.
DR   GeneID; 5000414; -.
DR   Gramene; ABO94514; ABO94514; OSTLU_14315.
DR   KEGG; olu:OSTLU_14315; -.
DR   eggNOG; KOG3125; Eukaryota.
DR   HOGENOM; CLU_064400_1_1_1; -.
DR   OrthoDB; 674053at2759; -.
DR   Proteomes; UP000001568; Chromosome 2.
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   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:UP000001568};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU000544}.
FT   ACT_SITE        90
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR035805-1"
SQ   SEQUENCE   196 AA;  21305 MW;  C50E5202F7B5EA0A CRC64;
     MFAGKTTHLM RCVERERARG RTVFVIKSEL DVERFGEDAR DALIAHDGKR VRFDASDDGG
     RVRAVRTLDA AGLGADAAAC DAADVVAVDE AQFMGDLAPF ARRCAEELGQ TVYVCGLDGD
     YRRERFGGVL DLIPLCDTVT RLRGTCAECG DESLFSRRVE ASEDVVRVGG RDKYAPVCRA
     CYVAASTRER GSASAR
//