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Database: UniProt/TrEMBL
Entry: Q031E6_LACLS
LinkDB: Q031E6_LACLS
Original site: Q031E6_LACLS 
ID   Q031E6_LACLS            Unreviewed;       189 AA.
AC   Q031E6;
DT   14-NOV-2006, integrated into UniProtKB/TrEMBL.
DT   14-NOV-2006, sequence version 1.
DT   27-SEP-2017, entry version 72.
DE   RecName: Full=Thymidine kinase {ECO:0000256|HAMAP-Rule:MF_00124, ECO:0000256|RuleBase:RU000544};
DE            EC=2.7.1.21 {ECO:0000256|HAMAP-Rule:MF_00124, ECO:0000256|RuleBase:RU000544};
GN   Name=tdk {ECO:0000256|HAMAP-Rule:MF_00124};
GN   OrderedLocusNames=LACR_0608 {ECO:0000313|EMBL:ABJ72176.1};
OS   Lactococcus lactis subsp. cremoris (strain SK11).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Lactococcus.
OX   NCBI_TaxID=272622 {ECO:0000313|EMBL:ABJ72176.1, ECO:0000313|Proteomes:UP000000240};
RN   [1] {ECO:0000313|EMBL:ABJ72176.1, ECO:0000313|Proteomes:UP000000240}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SK11 {ECO:0000313|EMBL:ABJ72176.1,
RC   ECO:0000313|Proteomes:UP000000240};
RX   PubMed=17030793; DOI=10.1073/pnas.0607117103;
RA   Makarova K., Slesarev A., Wolf Y., Sorokin A., Mirkin B., Koonin E.,
RA   Pavlov A., Pavlova N., Karamychev V., Polouchine N., Shakhova V.,
RA   Grigoriev I., Lou Y., Rohksar D., Lucas S., Huang K., Goodstein D.M.,
RA   Hawkins T., Plengvidhya V., Welker D., Hughes J., Goh Y., Benson A.,
RA   Baldwin K., Lee J.H., Diaz-Muniz I., Dosti B., Smeianov V.,
RA   Wechter W., Barabote R., Lorca G., Altermann E., Barrangou R.,
RA   Ganesan B., Xie Y., Rawsthorne H., Tamir D., Parker C., Breidt F.,
RA   Broadbent J., Hutkins R., O'Sullivan D., Steele J., Unlu G., Saier M.,
RA   Klaenhammer T., Richardson P., Kozyavkin S., Weimer B., Mills D.;
RT   "Comparative genomics of the lactic acid bacteria.";
RL   Proc. Natl. Acad. Sci. U.S.A. 103:15611-15616(2006).
CC   -!- CATALYTIC ACTIVITY: ATP + thymidine = ADP + thymidine 5'-
CC       phosphate. {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|HAMAP-Rule:MF_00124, ECO:0000256|RuleBase:RU004165}.
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DR   EMBL; CP000425; ABJ72176.1; -; Genomic_DNA.
DR   RefSeq; WP_011675593.1; NC_008527.1.
DR   ProteinModelPortal; Q031E6; -.
DR   EnsemblBacteria; ABJ72176; ABJ72176; LACR_0608.
DR   KEGG; llc:LACR_0608; -.
DR   HOGENOM; HOG000076391; -.
DR   KO; K00857; -.
DR   OMA; KEQFGWI; -.
DR   Proteomes; UP000000240; 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   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 {ECO:0000256|HAMAP-Rule:MF_00124,
KW   ECO:0000256|RuleBase:RU000544};
KW   Complete proteome {ECO:0000313|Proteomes:UP000000240};
KW   Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00124};
KW   DNA synthesis {ECO:0000256|HAMAP-Rule:MF_00124,
KW   ECO:0000256|RuleBase:RU000544};
KW   Kinase {ECO:0000256|HAMAP-Rule:MF_00124,
KW   ECO:0000256|RuleBase:RU000544, ECO:0000313|EMBL:ABJ72176.1};
KW   Metal-binding {ECO:0000256|HAMAP-Rule:MF_00124};
KW   Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00124,
KW   ECO:0000256|RuleBase:RU000544};
KW   Transferase {ECO:0000256|HAMAP-Rule:MF_00124,
KW   ECO:0000256|RuleBase:RU000544, ECO:0000313|EMBL:ABJ72176.1};
KW   Zinc {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   NP_BIND       9     16       ATP. {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   NP_BIND      85     88       ATP. {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   ACT_SITE     86     86       Proton acceptor. {ECO:0000256|HAMAP-Rule:
FT                                MF_00124, ECO:0000256|PIRSR:PIRSR035805-
FT                                1}.
FT   METAL       143    143       Zinc. {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   METAL       146    146       Zinc. {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   METAL       180    180       Zinc. {ECO:0000256|HAMAP-Rule:MF_00124}.
FT   METAL       183    183       Zinc. {ECO:0000256|HAMAP-Rule:MF_00124}.
SQ   SEQUENCE   189 AA;  21412 MW;  3C5BC04236E4B8DE CRC64;
     MAQLYFKYGT MNSGKSIEIL KVAHNYEEQG KPVLLMTSSL DTRAGVGTVA SRIGMKAEAI
     AIDDKMSVFD YVNSLSAKPF CVLIDEAQFL NKKHVYDFAR VVDELNVPVM AFGLKNDFRN
     ELFEGSKYLL LLADKIEEIK TICWYCSKKA TMVIRTIDGK PVYEGEQLQI GGNETYIPVC
     RKHYFKPEI
//
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