ID DUT_PSYA2 Reviewed; 154 AA. AC Q4FU67; DT 04-APR-2006, integrated into UniProtKB/Swiss-Prot. DT 30-AUG-2005, sequence version 1. DT 27-MAR-2024, entry version 115. 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=Psyc_0581; OS Psychrobacter arcticus (strain DSM 17307 / VKM B-2377 / 273-4). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae; OC Psychrobacter. OX NCBI_TaxID=259536; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=DSM 17307 / VKM B-2377 / 273-4; RX PubMed=20154119; DOI=10.1128/aem.02101-09; RA Ayala-del-Rio H.L., Chain P.S., Grzymski J.J., Ponder M.A., Ivanova N., RA Bergholz P.W., Di Bartolo G., Hauser L., Land M., Bakermans C., RA Rodrigues D., Klappenbach J., Zarka D., Larimer F., Richardson P., RA Murray A., Thomashow M., Tiedje J.M.; RT "The genome sequence of Psychrobacter arcticus 273-4, a psychroactive RT Siberian permafrost bacterium, reveals mechanisms for adaptation to low- RT temperature growth."; RL Appl. Environ. Microbiol. 76:2304-2312(2010). 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; CP000082; AAZ18441.1; -; Genomic_DNA. DR RefSeq; WP_011279870.1; NC_007204.1. DR AlphaFoldDB; Q4FU67; -. DR SMR; Q4FU67; -. DR STRING; 259536.Psyc_0581; -. DR KEGG; par:Psyc_0581; -. DR eggNOG; COG0756; Bacteria. DR HOGENOM; CLU_068508_1_1_6; -. DR OrthoDB; 9809956at2; -. DR UniPathway; UPA00610; UER00666. DR Proteomes; UP000000546; 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; KW Reference proteome. FT CHAIN 1..154 FT /note="Deoxyuridine 5'-triphosphate nucleotidohydrolase" FT /id="PRO_0000231423" FT BINDING 72..74 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" FT BINDING 85 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" FT BINDING 89..91 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" FT BINDING 99 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00116" SQ SEQUENCE 154 AA; 16518 MW; A0A56F1BE4AF0F96 CRC64; MQAVQVKVLN PKITEDKAFS LPTRATDGSA GIDLRACIDE PLTIKAGTTH LIGTGLAIYI QDPNFAGMIL PRSGLGHKHG IVLGNLVGLI DADYQGELMV SIWNRSLEDF VLNPAERMAQ YVVVPVARPE FEVVTEFSDT SARGAGGFGH SGRQ //