ID   E3E848_PAEPS            Unreviewed;       220 AA.
AC   E3E848;
DT   11-JAN-2011, integrated into UniProtKB/TrEMBL.
DT   11-JAN-2011, sequence version 1.
DT   27-MAR-2024, entry version 62.
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   Name=tdk {ECO:0000313|EMBL:ADO57161.1};
GN   ORFNames=PPSC2_14985 {ECO:0000313|EMBL:ADO57161.1};
OS   Paenibacillus polymyxa (strain SC2) (Bacillus polymyxa).
OC   Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX   NCBI_TaxID=886882 {ECO:0000313|EMBL:ADO57161.1, ECO:0000313|Proteomes:UP000006868};
RN   [1] {ECO:0000313|EMBL:ADO57161.1, ECO:0000313|Proteomes:UP000006868}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SC2 {ECO:0000313|EMBL:ADO57161.1,
RC   ECO:0000313|Proteomes:UP000006868};
RX   PubMed=21037012; DOI=10.1128/JB.01234-10;
RA   Ma M., Wang C., Ding Y., Li L., Shen D., Jiang X., Guan D., Cao F.,
RA   Chen H., Feng R., Wang X., Ge Y., Yao L., Bing X., Yang X., Li J., Du B.;
RT   "Complete genome sequence of Paenibacillus polymyxa SC2, a strain of plant
RT   growth-promoting Rhizobacterium with broad-spectrum antimicrobial
RT   activity.";
RL   J. Bacteriol. 193:311-312(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|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; CP002213; ADO57161.1; -; Genomic_DNA.
DR   AlphaFoldDB; E3E848; -.
DR   STRING; 1406.LK13_02620; -.
DR   KEGG; ppm:PPSC2_14985; -.
DR   PATRIC; fig|886882.15.peg.3198; -.
DR   eggNOG; COG1435; Bacteria.
DR   HOGENOM; CLU_064400_3_0_9; -.
DR   OrthoDB; 9781579at2; -.
DR   Proteomes; UP000006868; Chromosome.
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:UP000006868};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU000544}.
FT   ACT_SITE        113
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR035805-1"
SQ   SEQUENCE   220 AA;  24792 MW;  4DA84AA28405E3DA CRC64;
     MAFSFGDEDL QRYVHVKRGE FALPTGRITI ITGPMFSEKS GELIRRCQKL IQYGHRKVVA
     YKPAEDNRYA EDEIVSRIGY RLPAISIPRK LTDELVQRIL QETKDADVVA FDEVQFFSRH
     IMSLIQELAY CGKHVIADGL NLDYRGKEFG YVGGLLAMAD DIEKLTSFCA VCGSSEAVFT
     QRMVNGKPST VGPIVMIGDS EAYEPRCRNC FIPPHKVNCE
//