ID T0CAI2_ALIAG Unreviewed; 193 AA.
AC T0CAI2; A0A9E7CZY7;
DT 16-OCT-2013, integrated into UniProtKB/TrEMBL.
DT 16-OCT-2013, sequence version 1.
DT 24-JAN-2024, entry version 42.
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 ORFNames=K1I37_01010 {ECO:0000313|EMBL:UNO49177.1};
OS Alicyclobacillus acidoterrestris (strain ATCC 49025 / DSM 3922 / CIP 106132
OS / NCIMB 13137 / GD3B).
OC Bacteria; Bacillota; Bacilli; Bacillales; Alicyclobacillaceae;
OC Alicyclobacillus.
OX NCBI_TaxID=1356854 {ECO:0000313|EMBL:UNO49177.1, ECO:0000313|Proteomes:UP000829401};
RN [1] {ECO:0000313|Proteomes:UP000829401}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 3922 {ECO:0000313|Proteomes:UP000829401};
RX PubMed=36240455; DOI=10.1093/g3journal/jkac225;
RA Leonardo I.C., Barreto Crespo M.T., Gaspar F.B.;
RT "Unveiling the complete genome sequence of Alicyclobacillus acidoterrestris
RT DSM 3922T, a taint-producing strain.";
RL G3 (Bethesda) 12:0-0(2022).
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 -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00124}.
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DR EMBL; CP080467; UNO49177.1; -; Genomic_DNA.
DR RefSeq; WP_021294715.1; NZ_AURB01000004.1.
DR STRING; 1356854.N007_18050; -.
DR KEGG; aaco:K1I37_01010; -.
DR Proteomes; UP000829401; 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:UP000829401};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00124}; Zinc {ECO:0000256|HAMAP-Rule:MF_00124}.
FT ACT_SITE 84
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT BINDING 83..86
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00124"
FT BINDING 141
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 193 AA; 22197 MW; BB2CCBC625B0DBFB CRC64;
MAKLYYRFGQ MNASKSIQLL TVAHNYEEQG KKVTLFTPAI DTRFGHGKIA SRVGIQKDAI
EVDDDTNLFE EVKQTLPDCV LVDEVQFLRE RHIQQLAKVV DELNTPVIMY GLLKDYRNEF
FEGSRAAVLW ADQIEEIKTI CAHPDCNRKA TMILKIKDGV PVYSGEQIEV GGNDLYRSVC
RRHYFHPDVT RLF
//
