ID DCDB_SALTO Reviewed; 192 AA. AC A4X0Z1; DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot. DT 29-MAY-2007, sequence version 1. DT 27-MAR-2024, entry version 97. DE RecName: Full=dCTP deaminase, dUMP-forming {ECO:0000255|HAMAP-Rule:MF_00146}; DE EC=3.5.4.30 {ECO:0000255|HAMAP-Rule:MF_00146}; DE AltName: Full=Bifunctional dCTP deaminase:dUTPase {ECO:0000255|HAMAP-Rule:MF_00146}; DE AltName: Full=DCD-DUT {ECO:0000255|HAMAP-Rule:MF_00146}; GN Name=dcd {ECO:0000255|HAMAP-Rule:MF_00146}; GN OrderedLocusNames=Strop_0056; OS Salinispora tropica (strain ATCC BAA-916 / DSM 44818 / JCM 13857 / NBRC OS 105044 / CNB-440). OC Bacteria; Actinomycetota; Actinomycetes; Micromonosporales; OC Micromonosporaceae; Salinispora. OX NCBI_TaxID=369723; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC BAA-916 / DSM 44818 / JCM 13857 / NBRC 105044 / CNB-440; RX PubMed=17563368; DOI=10.1073/pnas.0700962104; RA Udwary D.W., Zeigler L., Asolkar R.N., Singan V., Lapidus A., Fenical W., RA Jensen P.R., Moore B.S.; RT "Genome sequencing reveals complex secondary metabolome in the marine RT actinomycete Salinispora tropica."; RL Proc. Natl. Acad. Sci. U.S.A. 104:10376-10381(2007). CC -!- FUNCTION: Bifunctional enzyme that catalyzes both the deamination of CC dCTP to dUTP and the hydrolysis of dUTP to dUMP without releasing the CC toxic dUTP intermediate. {ECO:0000255|HAMAP-Rule:MF_00146}. CC -!- CATALYTIC ACTIVITY: CC Reaction=dCTP + 2 H2O = diphosphate + dUMP + NH4(+); CC Xref=Rhea:RHEA:19205, ChEBI:CHEBI:15377, ChEBI:CHEBI:28938, CC ChEBI:CHEBI:33019, ChEBI:CHEBI:61481, ChEBI:CHEBI:246422; CC EC=3.5.4.30; Evidence={ECO:0000255|HAMAP-Rule:MF_00146}; CC -!- PATHWAY: Pyrimidine metabolism; dUMP biosynthesis; dUMP from dCTP: step CC 1/1. {ECO:0000255|HAMAP-Rule:MF_00146}. CC -!- SUBUNIT: Homotrimer. {ECO:0000255|HAMAP-Rule:MF_00146}. CC -!- SIMILARITY: Belongs to the dCTP deaminase family. {ECO:0000255|HAMAP- CC Rule:MF_00146}. 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; CP000667; ABP52541.1; -; Genomic_DNA. DR RefSeq; WP_011903978.1; NC_009380.1. DR AlphaFoldDB; A4X0Z1; -. DR SMR; A4X0Z1; -. DR STRING; 369723.Strop_0056; -. DR KEGG; stp:Strop_0056; -. DR PATRIC; fig|369723.5.peg.57; -. DR eggNOG; COG0717; Bacteria. DR HOGENOM; CLU_087476_2_1_11; -. DR UniPathway; UPA00610; UER00667. DR Proteomes; UP000000235; Chromosome. DR GO; GO:0033973; F:dCTP deaminase (dUMP-forming) activity; IEA:UniProtKB-UniRule. DR GO; GO:0008829; F:dCTP deaminase activity; IEA:InterPro. DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW. DR GO; GO:0006226; P:dUMP biosynthetic process; IEA:UniProtKB-UniRule. DR GO; GO:0006229; P:dUTP biosynthetic process; IEA:InterPro. DR CDD; cd07557; trimeric_dUTPase; 1. DR Gene3D; 2.70.40.10; -; 1. DR HAMAP; MF_00146; dCTP_deaminase; 1. DR InterPro; IPR011962; dCTP_deaminase. DR InterPro; IPR029054; dUTPase-like. DR InterPro; IPR036157; dUTPase-like_sf. DR InterPro; IPR033704; dUTPase_trimeric. DR NCBIfam; TIGR02274; dCTP_deam; 1. DR PANTHER; PTHR42680; DCTP DEAMINASE; 1. DR PANTHER; PTHR42680:SF3; DCTP DEAMINASE; 1. DR Pfam; PF00692; dUTPase; 1. DR SUPFAM; SSF51283; dUTPase-like; 1. PE 3: Inferred from homology; KW Hydrolase; Nucleotide metabolism; Nucleotide-binding; Reference proteome. FT CHAIN 1..192 FT /note="dCTP deaminase, dUMP-forming" FT /id="PRO_1000076630" FT REGION 169..192 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 171..192 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT ACT_SITE 129 FT /note="Proton donor/acceptor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 101..106 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 119 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 127..129 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 148 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 162 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 174 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT SITE 116..117 FT /note="Important for bifunctional activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" SQ SEQUENCE 192 AA; 21108 MW; B3170CB827D30DB8 CRC64; MLLSDRDLAA EIKAGTLALE PFDPALVQPS SIDVRLDKLF RVFNNHLYTH IDPSRQQDDL TSAVEVPDGE PFVLHPGEFV LASTLEVISL GDQLAGRLEG KSSLGRLGLL THSTAGFIDP GFSGHVTLEL SNVANLPIML WPGMKIGQLC IFRLCSPAEH PYGSAVYGSR YQGQRGPTPS RSWQSWRTWP TR //