ID   DCD_ALTMD               Reviewed;         197 AA.
AC   B4RZ25; F2GCU6;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   23-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 86.
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=MADE_1010070;
OS   Alteromonas mediterranea (strain DSM 17117 / CIP 110805 / LMG 28347 / Deep
OS   ecotype).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Alteromonadaceae; Alteromonas/Salinimonas group; Alteromonas.
OX   NCBI_TaxID=1774373;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17117 / CIP 110805 / LMG 28347 / Deep ecotype;
RX   PubMed=18670397; DOI=10.1038/ismej.2008.74;
RA   Ivars-Martinez E., Martin-Cuadrado A.-B., D'Auria G., Mira A., Ferriera S.,
RA   Johnson J., Friedman R., Rodriguez-Valera F.;
RT   "Comparative genomics of two ecotypes of the marine planktonic copiotroph
RT   Alteromonas macleodii suggests alternative lifestyles associated with
RT   different kinds of particulate organic matter.";
RL   ISME J. 2:1194-1212(2008).
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}.
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DR   EMBL; CP001103; AEA98152.1; -; Genomic_DNA.
DR   RefSeq; WP_012518477.1; NC_011138.3.
DR   AlphaFoldDB; B4RZ25; -.
DR   SMR; B4RZ25; -.
DR   EnsemblBacteria; AEA98152; AEA98152; MADE_1010070.
DR   KEGG; amc:MADE_1010070; -.
DR   HOGENOM; CLU_087476_2_0_6; -.
DR   OMA; PPIERIN; -.
DR   UniPathway; UPA00610; UER00665.
DR   Proteomes; UP000001870; 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; IPR029054; dUTPase-like.
DR   InterPro; IPR036157; dUTPase-like_sf.
DR   InterPro; IPR033704; dUTPase_trimeric.
DR   Pfam; PF00692; dUTPase; 1.
DR   SUPFAM; SSF51283; SSF51283; 1.
DR   TIGRFAMs; TIGR02274; dCTP_deam; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Nucleotide metabolism; Nucleotide-binding.
FT   CHAIN           1..197
FT                   /note="dCTP deaminase"
FT                   /id="PRO_1000096405"
FT   ACT_SITE        138
FT                   /note="Proton donor/acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT   BINDING         110..115
FT                   /ligand="dCTP"
FT                   /ligand_id="ChEBI:CHEBI:61481"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT   BINDING         128
FT                   /ligand="dCTP"
FT                   /ligand_id="ChEBI:CHEBI:61481"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT   BINDING         136..138
FT                   /ligand="dCTP"
FT                   /ligand_id="ChEBI:CHEBI:61481"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT   BINDING         171
FT                   /ligand="dCTP"
FT                   /ligand_id="ChEBI:CHEBI:61481"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT   BINDING         182
FT                   /ligand="dCTP"
FT                   /ligand_id="ChEBI:CHEBI:61481"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
SQ   SEQUENCE   197 AA;  21777 MW;  E3325AF924AD9795 CRC64;
     MRLCDRDIYQ HLQDGKIKID PTPDYDQISG VTVDIRLGNK FRVFEDHQAP FIDLSGPKAQ
     VQEALDHVMS DEIELEEGKA FFLHPGELAL AITHESVTLP DNIVGWLDGR SSLARLGLMV
     HVTAHRIDPG WSGNIVLEFY NSGKLPLALR PKMKIGALSF EVLSAPAEKP YNARVDAKYK
     GQAGAVASRI SSDDQSK