ID DCD_CHLSY Reviewed; 186 AA. AC B9LAF7; DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot. DT 24-MAR-2009, sequence version 1. DT 27-MAR-2024, entry version 70. 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=Chy400_1081; OS Chloroflexus aurantiacus (strain ATCC 29364 / DSM 637 / Y-400-fl). OC Bacteria; Chloroflexota; Chloroflexia; Chloroflexales; Chloroflexineae; OC Chloroflexaceae; Chloroflexus. OX NCBI_TaxID=480224; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 29364 / DSM 637 / Y-400-fl; RG US DOE Joint Genome Institute; RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H., RA Bruce D., Goodwin L., Pitluck S., Sims D., Kiss H., Brettin T., RA Detter J.C., Han C., Larimer F., Land M., Hauser L., Kyrpides N., RA Ovchinnikova G., Bryant D.A., Richardson P.; RT "Complete sequence of Chloroflexus sp. Y-400-fl."; RL Submitted (JAN-2009) to the EMBL/GenBank/DDBJ databases. 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; CP001364; ACM52503.1; -; Genomic_DNA. DR AlphaFoldDB; B9LAF7; -. DR SMR; B9LAF7; -. DR KEGG; chl:Chy400_1081; -. DR HOGENOM; CLU_087476_4_0_0; -. DR OrthoDB; 9780202at2; -. DR UniPathway; UPA00610; UER00665. 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; 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. FT CHAIN 1..186 FT /note="dCTP deaminase" FT /id="PRO_1000123141" 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 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 176 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" SQ SEQUENCE 186 AA; 21181 MW; 977D6FEDEE05A492 CRC64; MPIKSDRWIR RMALEHGMIE PFVDHQVRRG VISYGLTSYG YDMRVTDHFK VFTNVYNALV DPKQFDPRSF VDIRADYVDI PPNSFALAQS LEYFRIPRTV SCIVIGKSSY ARCGIIINVT PLEPEWEGHV TIEISNTTPL PARIYAHEGI GQVLFLESDE PCEVSYADKK GKYQGQTGIV LPRIDP //