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URK_STRP6
ID   URK_STRP6               Reviewed;         208 AA.
AC   Q5XBI8; P82573;
DT   30-AUG-2005, integrated into UniProtKB/Swiss-Prot.
DT   30-AUG-2005, sequence version 2.
DT   03-AUG-2022, entry version 96.
DE   RecName: Full=Uridine kinase {ECO:0000255|HAMAP-Rule:MF_00551};
DE            EC=2.7.1.48 {ECO:0000255|HAMAP-Rule:MF_00551};
DE   AltName: Full=Cytidine monophosphokinase {ECO:0000255|HAMAP-Rule:MF_00551};
DE   AltName: Full=Uridine monophosphokinase {ECO:0000255|HAMAP-Rule:MF_00551};
GN   Name=udk {ECO:0000255|HAMAP-Rule:MF_00551}; OrderedLocusNames=M6_Spy1090;
OS   Streptococcus pyogenes serotype M6 (strain ATCC BAA-946 / MGAS10394).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=286636;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-946 / MGAS10394;
RX   PubMed=15272401; DOI=10.1086/422697;
RA   Banks D.J., Porcella S.F., Barbian K.D., Beres S.B., Philips L.E.,
RA   Voyich J.M., DeLeo F.R., Martin J.M., Somerville G.A., Musser J.M.;
RT   "Progress toward characterization of the group A Streptococcus metagenome:
RT   complete genome sequence of a macrolide-resistant serotype M6 strain.";
RL   J. Infect. Dis. 190:727-738(2004).
RN   [2]
RP   PROTEIN SEQUENCE OF 129-138 AND 201-208, AND MASS SPECTROMETRY.
RC   STRAIN=JRS4 / Serotype M6;
RA   Hogan D.A., Du P., Stevenson T.I., Whitton M., Kilby G.W., Rogers J.,
RA   VanBogelen R.A.;
RT   "Two-dimensional gel electrophoresis map of Streptococcus pyogenes
RT   proteins.";
RL   Submitted (MAY-2000) to UniProtKB.
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         Evidence={ECO:0000255|HAMAP-Rule:MF_00551};
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         Evidence={ECO:0000255|HAMAP-Rule:MF_00551};
CC   -!- PATHWAY: Pyrimidine metabolism; CTP biosynthesis via salvage pathway;
CC       CTP from cytidine: step 1/3. {ECO:0000255|HAMAP-Rule:MF_00551}.
CC   -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via salvage pathway;
CC       UMP from uridine: step 1/1. {ECO:0000255|HAMAP-Rule:MF_00551}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00551}.
CC   -!- MASS SPECTROMETRY: Mass=24334.01; Method=Electrospray;
CC       Evidence={ECO:0000269|Ref.2};
CC   -!- SIMILARITY: Belongs to the uridine kinase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00551}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAT87225.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; CP000003; AAT87225.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_002984060.1; NC_006086.1.
DR   AlphaFoldDB; Q5XBI8; -.
DR   SMR; Q5XBI8; -.
DR   EnsemblBacteria; AAT87225; AAT87225; M6_Spy1090.
DR   GeneID; 57852870; -.
DR   KEGG; spa:M6_Spy1090; -.
DR   HOGENOM; CLU_021278_1_2_9; -.
DR   UniPathway; UPA00574; UER00637.
DR   UniPathway; UPA00579; UER00640.
DR   Proteomes; UP000001167; 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   1: Evidence at protein level;
KW   ATP-binding; Cytoplasm; Direct protein sequencing; Kinase;
KW   Nucleotide-binding; Transferase.
FT   CHAIN           1..208
FT                   /note="Uridine kinase"
FT                   /id="PRO_0000164503"
FT   BINDING         12..19
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00551"
SQ   SEQUENCE   208 AA;  23816 MW;  510007D58B379DB6 CRC64;
     MLKKPIIIGV TGGSGGGKTS VSRAILDSFP NARIAMIQHD SYYKDQSHMS FEERVKTNYD
     HPLAFDTDFM IQQLKELLAG RPVDIPIYDY KKHTRSNTTF RQDPQDVIIV EGILVLEDER
     LRDLMDIKLF VDTDDDIRII RRIKRDMMER GRSLESIIDQ YTSVVKPMYH QFIEPSKRYA
     DIVIPEGVSN VVAIDVINSK IASILGEV
 
 
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