ID DUT_BUCAP Reviewed; 159 AA. AC Q8K921; DT 08-NOV-2002, integrated into UniProtKB/Swiss-Prot. DT 01-OCT-2002, sequence version 1. DT 27-MAR-2024, entry version 118. DE RecName: Full=Deoxyuridine 5'-triphosphate nucleotidohydrolase {ECO:0000255|HAMAP-Rule:MF_00116}; DE Short=dUTPase {ECO:0000255|HAMAP-Rule:MF_00116}; DE EC=3.6.1.23 {ECO:0000255|HAMAP-Rule:MF_00116}; DE AltName: Full=dUTP pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_00116}; GN Name=dut {ECO:0000255|HAMAP-Rule:MF_00116}; GN OrderedLocusNames=BUsg_540; OS Buchnera aphidicola subsp. Schizaphis graminum (strain Sg). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Erwiniaceae; Buchnera. OX NCBI_TaxID=198804; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Sg; RX PubMed=12089438; DOI=10.1126/science.1071278; RA Tamas I., Klasson L., Canbaeck B., Naeslund A.K., Eriksson A.-S., RA Wernegreen J.J., Sandstroem J.P., Moran N.A., Andersson S.G.E.; RT "50 million years of genomic stasis in endosymbiotic bacteria."; RL Science 296:2376-2379(2002). CC -!- FUNCTION: This enzyme is involved in nucleotide metabolism: it produces CC dUMP, the immediate precursor of thymidine nucleotides and it decreases CC the intracellular concentration of dUTP so that uracil cannot be CC incorporated into DNA. {ECO:0000255|HAMAP-Rule:MF_00116}. CC -!- CATALYTIC ACTIVITY: CC Reaction=dUTP + H2O = diphosphate + dUMP + H(+); Xref=Rhea:RHEA:10248, CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:33019, CC ChEBI:CHEBI:61555, ChEBI:CHEBI:246422; EC=3.6.1.23; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00116}; CC -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00116}; CC -!- PATHWAY: Pyrimidine metabolism; dUMP biosynthesis; dUMP from dCTP (dUTP CC route): step 2/2. {ECO:0000255|HAMAP-Rule:MF_00116}. CC -!- SIMILARITY: Belongs to the dUTPase family. {ECO:0000255|HAMAP- CC Rule:MF_00116}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AE013218; AAM68080.1; -; Genomic_DNA. DR RefSeq; WP_011054046.1; NC_004061.1. DR AlphaFoldDB; Q8K921; -. DR SMR; Q8K921; -. DR STRING; 198804.BUsg_540; -. DR GeneID; 75258570; -. DR KEGG; bas:BUsg_540; -. DR eggNOG; COG0756; Bacteria. DR HOGENOM; CLU_068508_1_1_6; -. DR UniPathway; UPA00610; UER00666. DR Proteomes; UP000000416; Chromosome. DR GO; GO:0004170; F:dUTP diphosphatase activity; IEA:UniProtKB-UniRule. DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0006226; P:dUMP biosynthetic process; IEA:UniProtKB-UniPathway. DR GO; GO:0046081; P:dUTP catabolic process; IEA:InterPro. DR CDD; cd07557; trimeric_dUTPase; 1. DR Gene3D; 2.70.40.10; -; 1. DR HAMAP; MF_00116; dUTPase_bact; 1. DR InterPro; IPR008181; dUTPase. DR InterPro; IPR029054; dUTPase-like. DR InterPro; IPR036157; dUTPase-like_sf. DR InterPro; IPR033704; dUTPase_trimeric. DR NCBIfam; TIGR00576; dut; 1. DR PANTHER; PTHR11241; DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE; 1. DR PANTHER; PTHR11241:SF0; DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE; 1. DR Pfam; PF00692; dUTPase; 1. DR SUPFAM; SSF51283; dUTPase-like; 1. PE 3: Inferred from homology; KW Hydrolase; Magnesium; Metal-binding; Nucleotide metabolism. FT CHAIN 1..159 FT /note="Deoxyuridine 5'-triphosphate nucleotidohydrolase" FT /id="PRO_0000182838" FT BINDING 78..80 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" FT BINDING 91 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" FT BINDING 95..97 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" FT BINDING 105 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" SQ SEQUENCE 159 AA; 17763 MW; 446661100837A820 CRC64; MQKHLINNNI KIRILDSNIK KNSSFFLPQY ATPGSSGLDL RASIKKKISL PSKEVILVPT GIAIHIDNPY ITALVLPRSG LGHKNGIILG NLIGLIDSDY QGELMISLWN RSKNIFFINP YDRIAQMIFV PIIRPTFSIV DDFEETVRFG KGFGHSGVQ //