ID A0A2K6UFU7_SAIBB Unreviewed; 249 AA.
AC A0A2K6UFU7;
DT 28-MAR-2018, integrated into UniProtKB/TrEMBL.
DT 28-MAR-2018, sequence version 1.
DT 24-JAN-2024, entry version 28.
DE RecName: Full=uridine/cytidine kinase {ECO:0000256|ARBA:ARBA00012137};
DE EC=2.7.1.48 {ECO:0000256|ARBA:ARBA00012137};
GN Name=UCK2 {ECO:0000313|Ensembl:ENSSBOP00000030799.1};
OS Saimiri boliviensis boliviensis (Bolivian squirrel monkey).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Platyrrhini; Cebidae;
OC Saimiriinae; Saimiri.
OX NCBI_TaxID=39432 {ECO:0000313|Ensembl:ENSSBOP00000030799.1, ECO:0000313|Proteomes:UP000233220};
RN [1] {ECO:0000313|Ensembl:ENSSBOP00000030799.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
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:0000256|ARBA:ARBA00000503};
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:0000256|ARBA:ARBA00000734};
CC -!- PATHWAY: Pyrimidine metabolism; CTP biosynthesis via salvage pathway;
CC CTP from cytidine: step 1/3. {ECO:0000256|ARBA:ARBA00004784}.
CC -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via salvage pathway;
CC UMP from uridine: step 1/1. {ECO:0000256|ARBA:ARBA00004690}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|ARBA:ARBA00011881}.
CC -!- SIMILARITY: Belongs to the uridine kinase family.
CC {ECO:0000256|ARBA:ARBA00005408}.
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DR AlphaFoldDB; A0A2K6UFU7; -.
DR STRING; 39432.ENSSBOP00000030799; -.
DR Ensembl; ENSSBOT00000047686.1; ENSSBOP00000030799.1; ENSSBOG00000031663.1.
DR GeneTree; ENSGT01020000230412; -.
DR UniPathway; UPA00574; UER00637.
DR UniPathway; UPA00579; UER00640.
DR Proteomes; UP000233220; Unplaced.
DR GO; GO:0005524; F:ATP binding; IEA:InterPro.
DR GO; GO:0043771; F:cytidine kinase activity; IEA:Ensembl.
DR GO; GO:0042802; F:identical protein binding; IEA:Ensembl.
DR GO; GO:0004849; F:uridine kinase activity; IEA:UniProtKB-EC.
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; P-loop containing nucleotide triphosphate hydrolases; 1.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR006083; PRK/URK.
DR InterPro; IPR000764; Uridine_kinase-like.
DR PANTHER; PTHR10285; URIDINE KINASE; 1.
DR PANTHER; PTHR10285:SF131; URIDINE-CYTIDINE KINASE 2; 1.
DR Pfam; PF00485; PRK; 1.
DR PRINTS; PR00988; URIDINKINASE.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
PE 3: Inferred from homology;
KW Kinase {ECO:0000256|ARBA:ARBA00022777};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW Reference proteome {ECO:0000313|Proteomes:UP000233220};
KW Transferase {ECO:0000256|ARBA:ARBA00022679}.
FT DOMAIN 21..205
FT /note="Phosphoribulokinase/uridine kinase"
FT /evidence="ECO:0000259|Pfam:PF00485"
FT REGION 224..249
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 224..241
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 249 AA; 28682 MW; B6CAE7388FAF477E CRC64;
MTSICQIQYQ LLYRIHQEHY KSSVCAKIVQ LLGQNEVDYR QKQVVILSQD SFYRVLTSEQ
KAKALKGQFN FDHPDAFDNE LILKTLKEIT EGKTVQIPVY DFVSHSRKEE TVTVYPADVV
LFEGILAFYS QEVRDLFQMK LFVDTDADTR LSRRVLRDIS ERGRDLEQIL SQYITFVKPA
FEEFCLPTKK YADVIIPRGA DNLVAINLIV QHIQDILNGG PSKRQTNGCL NGYTPSRKRQ
ASESSSRPH
//
