ID DCD_EHRCJ Reviewed; 187 AA. AC Q3YRB6; DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot. DT 27-SEP-2005, sequence version 1. DT 27-MAR-2024, entry version 93. DE RecName: Full=dCTP deaminase {ECO:0000255|HAMAP-Rule:MF_00146}; DE EC=3.5.4.13 {ECO:0000255|HAMAP-Rule:MF_00146}; DE AltName: Full=Deoxycytidine triphosphate deaminase {ECO:0000255|HAMAP-Rule:MF_00146}; GN Name=dcd {ECO:0000255|HAMAP-Rule:MF_00146}; GN OrderedLocusNames=Ecaj_0707; OS Ehrlichia canis (strain Jake). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rickettsiales; OC Anaplasmataceae; Ehrlichia. OX NCBI_TaxID=269484; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Jake; RX PubMed=16707693; DOI=10.1128/jb.01837-05; RA Mavromatis K., Doyle C.K., Lykidis A., Ivanova N., Francino M.P., Chain P., RA Shin M., Malfatti S., Larimer F., Copeland A., Detter J.C., Land M., RA Richardson P.M., Yu X.J., Walker D.H., McBride J.W., Kyrpides N.C.; RT "The genome of the obligately intracellular bacterium Ehrlichia canis RT reveals themes of complex membrane structure and immune evasion RT strategies."; RL J. Bacteriol. 188:4015-4023(2006). CC -!- FUNCTION: Catalyzes the deamination of dCTP to dUTP. CC {ECO:0000255|HAMAP-Rule:MF_00146}. CC -!- CATALYTIC ACTIVITY: CC Reaction=dCTP + H(+) + H2O = dUTP + NH4(+); Xref=Rhea:RHEA:22680, CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:28938, CC ChEBI:CHEBI:61481, ChEBI:CHEBI:61555; EC=3.5.4.13; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00146}; CC -!- PATHWAY: Pyrimidine metabolism; dUMP biosynthesis; dUMP from dCTP (dUTP CC route): step 1/2. {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; CP000107; AAZ68739.1; -; Genomic_DNA. DR RefSeq; WP_011304816.1; NC_007354.1. DR AlphaFoldDB; Q3YRB6; -. DR SMR; Q3YRB6; -. DR STRING; 269484.Ecaj_0707; -. DR KEGG; ecn:Ecaj_0707; -. DR eggNOG; COG0717; Bacteria. DR HOGENOM; CLU_087476_4_0_5; -. DR InParanoid; Q3YRB6; -. DR UniPathway; UPA00610; UER00665. DR Proteomes; UP000000435; Chromosome. DR GO; GO:0008829; F:dCTP deaminase activity; IEA:UniProtKB-UniRule. DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW. DR GO; GO:0006226; P:dUMP biosynthetic process; IEA:UniProtKB-UniPathway. DR GO; GO:0006229; P:dUTP biosynthetic process; IEA:UniProtKB-UniRule. 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; 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 SUPFAM; SSF51283; dUTPase-like; 1. PE 3: Inferred from homology; KW Hydrolase; Nucleotide metabolism; Nucleotide-binding. FT CHAIN 1..187 FT /note="dCTP deaminase" FT /id="PRO_1000009719" FT ACT_SITE 133 FT /note="Proton donor/acceptor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 107..112 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 131..133 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 152 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 166 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 175 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 176 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" SQ SEQUENCE 187 AA; 21098 MW; E719F09D0A5071C0 CRC64; MSVMPDHWIK DKAIQEKMID PFIDYKESSG ILSYGLSSYG YDARIDNKFK IFTNINPVTV DPKNFPLGSF IDKEEDICII PPNSFVLAKT VEYFKIPKDI LVMCVGKSTY ARCGIVVNVT PLEPGWEGYV TLEFSNTTPL PAKIYAFEGA CQFIFLKGDS QCSLSYNEMK GKYMKQLDVT LPIVNNS //