ID   URK_SHIFL               Reviewed;         213 AA.
AC   P0A8F7; P31218; P78085; Q8X7L3;
DT   07-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   07-JUN-2005, sequence version 1.
DT   03-AUG-2022, entry version 115.
DE   RecName: Full=Uridine kinase;
DE            EC=2.7.1.48;
DE   AltName: Full=Cytidine monophosphokinase;
DE   AltName: Full=Uridine monophosphokinase;
GN   Name=udk; OrderedLocusNames=SF2130, S2254;
OS   Shigella flexneri.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Shigella.
OX   NCBI_TaxID=623;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=301 / Serotype 2a;
RX   PubMed=12384590; DOI=10.1093/nar/gkf566;
RA   Jin Q., Yuan Z., Xu J., Wang Y., Shen Y., Lu W., Wang J., Liu H., Yang J.,
RA   Yang F., Zhang X., Zhang J., Yang G., Wu H., Qu D., Dong J., Sun L.,
RA   Xue Y., Zhao A., Gao Y., Zhu J., Kan B., Ding K., Chen S., Cheng H.,
RA   Yao Z., He B., Chen R., Ma D., Qiang B., Wen Y., Hou Y., Yu J.;
RT   "Genome sequence of Shigella flexneri 2a: insights into pathogenicity
RT   through comparison with genomes of Escherichia coli K12 and O157.";
RL   Nucleic Acids Res. 30:4432-4441(2002).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700930 / 2457T / Serotype 2a;
RX   PubMed=12704152; DOI=10.1128/iai.71.5.2775-2786.2003;
RA   Wei J., Goldberg M.B., Burland V., Venkatesan M.M., Deng W., Fournier G.,
RA   Mayhew G.F., Plunkett G. III, Rose D.J., Darling A., Mau B., Perna N.T.,
RA   Payne S.M., Runyen-Janecky L.J., Zhou S., Schwartz D.C., Blattner F.R.;
RT   "Complete genome sequence and comparative genomics of Shigella flexneri
RT   serotype 2a strain 2457T.";
RL   Infect. Immun. 71:2775-2786(2003).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + uridine = ADP + H(+) + UMP; Xref=Rhea:RHEA:16825,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:16704, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:57865, ChEBI:CHEBI:456216; EC=2.7.1.48;
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + cytidine = ADP + CMP + H(+); Xref=Rhea:RHEA:24674,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:17562, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:60377, ChEBI:CHEBI:456216; EC=2.7.1.48;
CC   -!- PATHWAY: Pyrimidine metabolism; CTP biosynthesis via salvage pathway;
CC       CTP from cytidine: step 1/3.
CC   -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via salvage pathway;
CC       UMP from uridine: step 1/1.
CC   -!- SUBUNIT: Homotetramer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the uridine kinase family. {ECO:0000305}.
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DR   EMBL; AE005674; AAN43667.1; -; Genomic_DNA.
DR   EMBL; AE014073; AAP17495.1; -; Genomic_DNA.
DR   RefSeq; NP_707960.1; NC_004337.2.
DR   RefSeq; WP_001295424.1; NZ_WPGW01000038.1.
DR   AlphaFoldDB; P0A8F7; -.
DR   SMR; P0A8F7; -.
DR   STRING; 198214.SF2130; -.
DR   EnsemblBacteria; AAN43667; AAN43667; SF2130.
DR   EnsemblBacteria; AAP17495; AAP17495; S2254.
DR   GeneID; 1025324; -.
DR   GeneID; 66674036; -.
DR   KEGG; sfl:SF2130; -.
DR   KEGG; sfx:S2254; -.
DR   PATRIC; fig|198214.7.peg.2540; -.
DR   HOGENOM; CLU_021278_1_2_6; -.
DR   OrthoDB; 1793376at2; -.
DR   UniPathway; UPA00574; UER00637.
DR   UniPathway; UPA00579; UER00640.
DR   Proteomes; UP000001006; Chromosome.
DR   Proteomes; UP000002673; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0016773; F:phosphotransferase activity, alcohol group as acceptor; IEA:InterPro.
DR   GO; GO:0004849; F:uridine kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0044211; P:CTP salvage; IEA:UniProtKB-UniPathway.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   GO; GO:0044206; P:UMP salvage; IEA:UniProtKB-UniPathway.
DR   CDD; cd02023; UMPK; 1.
DR   Gene3D; 3.40.50.300; -; 1.
DR   HAMAP; MF_00551; Uridine_kinase; 1.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR006083; PRK/URK.
DR   InterPro; IPR026008; Uridine_kinase.
DR   InterPro; IPR000764; Uridine_kinase-like.
DR   Pfam; PF00485; PRK; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR00235; udk; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Cytoplasm; Kinase; Nucleotide-binding; Reference proteome;
KW   Transferase.
FT   CHAIN           1..213
FT                   /note="Uridine kinase"
FT                   /id="PRO_0000164487"
FT   BINDING         15..22
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   213 AA;  24353 MW;  09F6F5FBCCF1A232 CRC64;
     MTDQSHQCVI IGIAGASASG KSLIASTLYR ELREQVGDEH IGVIPEDCYY KDQSHLSMEE
     RVKTNYDHPS AMDHSLLLEH LQALKRGSAI DLPVYSYVEH TRMKETVTVE PKKVIILEGI
     LLLTDARLRD ELNFSIFVDT PLDICLMRRI KRDVNERGRS MDSVMAQYQK TVRPMFLQFI
     EPSKQYADII VPRGGKNRIA IDILKAKISQ FFE