ID   D5DWI3_PRIM1            Unreviewed;       207 AA.
AC   D5DWI3;
DT   15-JUN-2010, integrated into UniProtKB/TrEMBL.
DT   15-JUN-2010, sequence version 1.
DT   27-MAR-2024, entry version 68.
DE   RecName: Full=Thymidine kinase {ECO:0000256|ARBA:ARBA00012118, ECO:0000256|HAMAP-Rule:MF_00124};
DE            EC=2.7.1.21 {ECO:0000256|ARBA:ARBA00012118, ECO:0000256|HAMAP-Rule:MF_00124};
GN   Name=tdk {ECO:0000256|HAMAP-Rule:MF_00124,
GN   ECO:0000313|EMBL:ADE72148.1};
GN   OrderedLocusNames=BMQ_5170 {ECO:0000313|EMBL:ADE72148.1};
OS   Priestia megaterium (strain ATCC 12872 / QMB1551) (Bacillus megaterium).
OC   Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Priestia.
OX   NCBI_TaxID=545693 {ECO:0000313|EMBL:ADE72148.1, ECO:0000313|Proteomes:UP000000935};
RN   [1] {ECO:0000313|EMBL:ADE72148.1, ECO:0000313|Proteomes:UP000000935}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 12872 / QMB1551 {ECO:0000313|Proteomes:UP000000935};
RX   PubMed=21705586; DOI=10.1128/JB.00449-11;
RA   Eppinger M., Bunk B., Johns M.A., Edirisinghe J.N., Kutumbaka K.K.,
RA   Koenig S.S., Huot Creasy H., Rosovitz M.J., Riley D.R., Daugherty S.,
RA   Martin M., Elbourne L.D., Paulsen I., Biedendieck R., Braun C.,
RA   Grayburn S., Dhingra S., Lukyanchuk V., Ball B., Ul-Qamar R., Seibel J.,
RA   Bremer E., Jahn D., Ravel J., Vary P.S.;
RT   "Genome sequences of the biotechnologically important Bacillus megaterium
RT   strains QM B1551 and DSM319.";
RL   J. Bacteriol. 193:4199-4213(2011).
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|HAMAP-Rule:MF_00124,
CC         ECO:0000256|RuleBase:RU000544};
CC   -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_00124}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00124}.
CC   -!- SIMILARITY: Belongs to the thymidine kinase family.
CC       {ECO:0000256|ARBA:ARBA00007587, ECO:0000256|HAMAP-Rule:MF_00124,
CC       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; CP001983; ADE72148.1; -; Genomic_DNA.
DR   RefSeq; WP_013059821.1; NC_014019.1.
DR   AlphaFoldDB; D5DWI3; -.
DR   STRING; 545693.BMQ_5170; -.
DR   KEGG; bmq:BMQ_5170; -.
DR   eggNOG; COG1435; Bacteria.
DR   HOGENOM; CLU_064400_3_0_9; -.
DR   Proteomes; UP000000935; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004797; F:thymidine kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
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   HAMAP; MF_00124; Thymidine_kinase; 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|HAMAP-
KW   Rule:MF_00124}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00124};
KW   DNA synthesis {ECO:0000256|ARBA:ARBA00022634, ECO:0000256|HAMAP-
KW   Rule:MF_00124};
KW   Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|HAMAP-Rule:MF_00124};
KW   Metal-binding {ECO:0000256|HAMAP-Rule:MF_00124};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW   Rule:MF_00124}; Reference proteome {ECO:0000313|Proteomes:UP000000935};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00124}; Zinc {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   ACT_SITE        89
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124,
FT                   ECO:0000256|PIRSR:PIRSR035805-1"
FT   BINDING         15..22
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT   BINDING         88..91
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT   BINDING         145
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT   BINDING         148
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT   BINDING         183
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT   BINDING         186
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
SQ   SEQUENCE   207 AA;  22902 MW;  32E99B8354C4AE6C CRC64;
     MYVMKQSGWI EVICGSMFSG KSEELIRRVR RTQFAKQKAQ VFKPAIDNRY SEEAVVSHNG
     TSVMAYSISA SRDILKRVNE ETDVVAIDEV QFFDTDILQI VQSLADQGFR VIVAGLDQDF
     KGEPFGQMPQ LMAIAESVTK LQAVCASCGS PASRTQRLIN GEPASYDDPI ILVGASESYE
     PRCRHCHVVQ KSKGQAVSVD SSEMVEK
//