ID DCD_LEGPA Reviewed; 188 AA. AC Q5X0R9; DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot. DT 23-NOV-2004, sequence version 1. DT 27-MAR-2024, entry version 99. 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}; OrderedLocusNames=lpp3027; OS Legionella pneumophila (strain Paris). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Legionellales; OC Legionellaceae; Legionella. OX NCBI_TaxID=297246; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Paris; RX PubMed=15467720; DOI=10.1038/ng1447; RA Cazalet C., Rusniok C., Brueggemann H., Zidane N., Magnier A., Ma L., RA Tichit M., Jarraud S., Bouchier C., Vandenesch F., Kunst F., Etienne J., RA Glaser P., Buchrieser C.; RT "Evidence in the Legionella pneumophila genome for exploitation of host RT cell functions and high genome plasticity."; RL Nat. Genet. 36:1165-1173(2004). 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; CR628336; CAH14180.1; -; Genomic_DNA. DR RefSeq; WP_010948641.1; NC_006368.1. DR AlphaFoldDB; Q5X0R9; -. DR SMR; Q5X0R9; -. DR GeneID; 66492123; -. DR KEGG; lpp:lpp3027; -. DR LegioList; lpp3027; -. DR HOGENOM; CLU_087476_4_0_6; -. 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..188 FT /note="dCTP deaminase" FT /id="PRO_1000009745" FT ACT_SITE 137 FT /note="Proton donor/acceptor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 111..116 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 135..137 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 156 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 170 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 180 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" SQ SEQUENCE 188 AA; 21137 MW; 84D2248AD874716C CRC64; MSIKSDRWIE KMALEHGMIS PFQAGQVREN QNGRIISYGV SSYGYDVRCS NEFKIFTNIN SAIVDPKAFD ENSFVDVQSD VCIIPPNSFA LARTVEYFRI PRNILTICLG KSTYARCGII VNVTPLEPEW EGHVTLEFSN TTTLPAKIYA YEGVAQMLFL EANEVCAVSY RDRNGKYQGQ TGVTLPRT //