ID Q1JLQ3_STRPC Unreviewed; 189 AA. AC Q1JLQ3; DT 13-JUN-2006, integrated into UniProtKB/TrEMBL. DT 13-JUN-2006, sequence version 1. DT 27-MAR-2024, entry version 97. 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=tdk2 {ECO:0000313|EMBL:ABF32166.1}; GN Synonyms=tdk {ECO:0000256|HAMAP-Rule:MF_00124}; GN OrderedLocusNames=MGAS9429_Spy0979 {ECO:0000313|EMBL:ABF32166.1}; OS Streptococcus pyogenes serotype M12 (strain MGAS9429). OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae; OC Streptococcus. OX NCBI_TaxID=370551 {ECO:0000313|EMBL:ABF32166.1, ECO:0000313|Proteomes:UP000002433}; RN [1] {ECO:0000313|EMBL:ABF32166.1, ECO:0000313|Proteomes:UP000002433} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=MGAS9429 {ECO:0000313|EMBL:ABF32166.1, RC ECO:0000313|Proteomes:UP000002433}; RX PubMed=16636287; DOI=10.1073/pnas.0510279103; RA Beres S.B., Richter E.W., Nagiec M.J., Sumby P., Porcella S.F., DeLeo F.R., RA Musser J.M.; RT "Molecular genetic anatomy of inter- and intraserotype variation in the RT human bacterial pathogen group A Streptococcus."; RL Proc. Natl. Acad. Sci. U.S.A. 103:7059-7064(2006). 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; CP000259; ABF32166.1; -; Genomic_DNA. DR RefSeq; WP_002989802.1; NC_008021.1. DR AlphaFoldDB; Q1JLQ3; -. DR SMR; Q1JLQ3; -. DR GeneID; 69900873; -. DR KEGG; spk:MGAS9429_Spy0979; -. DR HOGENOM; CLU_064400_2_2_9; -. DR Proteomes; UP000002433; 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}; KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP- KW Rule:MF_00124}; Zinc {ECO:0000256|HAMAP-Rule:MF_00124}. FT ACT_SITE 86 FT /note="Proton acceptor" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124, FT ECO:0000256|PIRSR:PIRSR035805-1" FT BINDING 9..16 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124" FT BINDING 85..88 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124" FT BINDING 143 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124" FT BINDING 146 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124" FT BINDING 180 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" SQ SEQUENCE 189 AA; 21547 MW; BF895E3F609B821E CRC64; MAQLYYKYGT MNSGKTIEIL KVAHNYEEQG KPVVIMTSAL DTRDGFGIVS SRIGMRREAI PISNDMDIFT FIAQLEEKPY CVLIDESQFL SKQNVYDLAR VVDELNVPVM AFGLKNDFQN NLFEGSKHLL LLADKIDEIK TICQYCSKKA TMVLRTENGK PVYEGDQIQI GGNETYIPVC RKHYFNPEI //