KITH_CLOTE
ID KITH_CLOTE Reviewed; 192 AA.
AC Q898Y8;
DT 01-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2005, sequence version 2.
DT 03-AUG-2022, entry version 101.
DE RecName: Full=Thymidine kinase {ECO:0000255|HAMAP-Rule:MF_00124};
DE EC=2.7.1.21 {ECO:0000255|HAMAP-Rule:MF_00124};
GN Name=tdk {ECO:0000255|HAMAP-Rule:MF_00124}; OrderedLocusNames=CTC_00298;
OS Clostridium tetani (strain Massachusetts / E88).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Clostridiaceae;
OC Clostridium.
OX NCBI_TaxID=212717;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Massachusetts / E88;
RX PubMed=12552129; DOI=10.1073/pnas.0335853100;
RA Brueggemann H., Baeumer S., Fricke W.F., Wiezer A., Liesegang H.,
RA Decker I., Herzberg C., Martinez-Arias R., Merkl R., Henne A.,
RA Gottschalk G.;
RT "The genome sequence of Clostridium tetani, the causative agent of tetanus
RT disease.";
RL Proc. Natl. Acad. Sci. U.S.A. 100:1316-1321(2003).
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:0000255|HAMAP-Rule:MF_00124};
CC -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00124}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00124}.
CC -!- SIMILARITY: Belongs to the thymidine kinase family. {ECO:0000255|HAMAP-
CC Rule:MF_00124}.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAO34941.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; AE015927; AAO34941.1; ALT_INIT; Genomic_DNA.
DR RefSeq; WP_035110951.1; NC_004557.1.
DR AlphaFoldDB; Q898Y8; -.
DR SMR; Q898Y8; -.
DR STRING; 212717.CTC_00298; -.
DR EnsemblBacteria; AAO34941; AAO34941; CTC_00298.
DR GeneID; 64180420; -.
DR KEGG; ctc:CTC_00298; -.
DR HOGENOM; CLU_064400_3_0_9; -.
DR OMA; GWLELIC; -.
DR OrthoDB; 1279539at2; -.
DR Proteomes; UP000001412; 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; 3.40.50.300; -; 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; PTHR11441; 1.
DR Pfam; PF00265; TK; 1.
DR PIRSF; PIRSF035805; TK_cell; 1.
DR SUPFAM; SSF52540; SSF52540; 1.
DR PROSITE; PS00603; TK_CELLULAR_TYPE; 1.
PE 3: Inferred from homology;
KW ATP-binding; Cytoplasm; DNA synthesis; Kinase; Metal-binding;
KW Nucleotide-binding; Reference proteome; Transferase; Zinc.
FT CHAIN 1..192
FT /note="Thymidine kinase"
FT /id="PRO_0000174968"
FT ACT_SITE 89
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
FT BINDING 15..22
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
FT BINDING 88..91
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
FT BINDING 145
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
FT BINDING 148
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
FT BINDING 183
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
FT BINDING 186
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00124"
SQ SEQUENCE 192 AA; 21533 MW; B95E3D452F5269F8 CRC64;
MYGPKNHGWI EVITGPMYSG KSEELIRRVR RVKIAKQKVQ VFKPEIDNRY SNEDVVSHCG
DKEGAVPIKS SEDILKLIKE DTEVVAIDEA QFFDKGILEV VNKIANEGKR VICAGLDQDF
KGEPFGYMPD IIAVAEFVHK VQAVCMICGN PATRTQRLIN GKPAKYDDPV VLVGAKESYE
ARCRKCHIVP KE