ID E4RP38_HALHG Unreviewed; 197 AA.
AC E4RP38;
DT 08-FEB-2011, integrated into UniProtKB/TrEMBL.
DT 08-FEB-2011, sequence version 1.
DT 27-MAR-2024, entry version 57.
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 OrderedLocusNames=Halsa_0388 {ECO:0000313|EMBL:ADQ13863.1};
OS Halanaerobium hydrogeniformans (Halanaerobium sp. (strain sapolanicus)).
OC Bacteria; Bacillota; Clostridia; Halanaerobiales; Halanaerobiaceae;
OC Halanaerobium.
OX NCBI_TaxID=656519 {ECO:0000313|EMBL:ADQ13863.1, ECO:0000313|Proteomes:UP000007434};
RN [1] {ECO:0000313|EMBL:ADQ13863.1, ECO:0000313|Proteomes:UP000007434}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=sapolanicus {ECO:0000313|Proteomes:UP000007434};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Cheng J.-F., Bruce D., Goodwin L.,
RA Pitluck S., Davenport K., Detter J.C., Han C., Tapia R., Land M.,
RA Hauser L., Jeffries C., Kyrpides N., Ivanova N., Mikhailova N.,
RA Begemann M.B., Mormile M.R., Wall J.D., Elias D.A., Woyke T.;
RT "Complete sequence of Halanaerobium sp. sapolanicus.";
RL Submitted (NOV-2010) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ADQ13863.1, ECO:0000313|Proteomes:UP000007434}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=sapolanicus {ECO:0000313|Proteomes:UP000007434};
RX PubMed=21602336; DOI=10.1128/JB.05209-11;
RA Brown S.D., Begemann M.B., Mormile M.R., Wall J.D., Han C.S., Goodwin L.A.,
RA Pitluck S., Land M.L., Hauser L.J., Elias D.A.;
RT "Complete Genome Sequence of the Haloalkaliphilic, Hydrogen Producing
RT Halanaerobium hydrogenoformans.";
RL J. Bacteriol. 193:3682-3683(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}.
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DR EMBL; CP002304; ADQ13863.1; -; Genomic_DNA.
DR RefSeq; WP_013404969.1; NC_014654.1.
DR AlphaFoldDB; E4RP38; -.
DR STRING; 656519.Halsa_0388; -.
DR KEGG; has:Halsa_0388; -.
DR eggNOG; COG1435; Bacteria.
DR HOGENOM; CLU_064400_3_0_9; -.
DR OrthoDB; 9781579at2; -.
DR Proteomes; UP000007434; 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:UP000007434};
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 197 AA; 22248 MW; 537E5141139628CF CRC64;
MYKITKSGWI EVITGPMYCG KSEELIRRLR RVKIAKQKIK VFKALIDDRY NKNDVVSHSG
NSLEAIPIEK ADEILEQIDG TVNVVGIDEA QFFHDDLIEI CEKLADRGIR VIVAGLDRNF
RSEPFGPMPE LMARAEYVDK LHAICIQCGE PASRTQRLIN GEPAAYDDPV ILVAASEVYE
ARCRSCHQVK GQDKEQD
//