DCD_AERPE
ID DCD_AERPE Reviewed; 178 AA.
AC Q9YFA8;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 26-JUN-2007, sequence version 2.
DT 03-AUG-2022, entry version 101.
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=APE_0333.1;
OS Aeropyrum pernix (strain ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 /
OS K1).
OC Archaea; Crenarchaeota; Thermoprotei; Desulfurococcales;
OC Desulfurococcaceae; Aeropyrum.
OX NCBI_TaxID=272557;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 / K1;
RX PubMed=10382966; DOI=10.1093/dnares/6.2.83;
RA Kawarabayasi Y., Hino Y., Horikawa H., Yamazaki S., Haikawa Y., Jin-no K.,
RA Takahashi M., Sekine M., Baba S., Ankai A., Kosugi H., Hosoyama A.,
RA Fukui S., Nagai Y., Nishijima K., Nakazawa H., Takamiya M., Masuda S.,
RA Funahashi T., Tanaka T., Kudoh Y., Yamazaki J., Kushida N., Oguchi A.,
RA Aoki K., Kubota K., Nakamura Y., Nomura N., Sako Y., Kikuchi H.;
RT "Complete genome sequence of an aerobic hyper-thermophilic crenarchaeon,
RT Aeropyrum pernix K1.";
RL DNA Res. 6:83-101(1999).
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; BA000002; BAA79288.2; -; Genomic_DNA.
DR PIR; D72724; D72724.
DR AlphaFoldDB; Q9YFA8; -.
DR SMR; Q9YFA8; -.
DR STRING; 272557.APE_0333.1; -.
DR EnsemblBacteria; BAA79288; BAA79288; APE_0333.1.
DR KEGG; ape:APE_0333.1; -.
DR PATRIC; fig|272557.25.peg.256; -.
DR eggNOG; arCOG04048; Archaea.
DR UniPathway; UPA00610; UER00665.
DR Proteomes; UP000002518; 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; Reference proteome.
FT CHAIN 1..178
FT /note="dCTP deaminase"
FT /id="PRO_0000156026"
FT ACT_SITE 125
FT /note="Proton donor/acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT BINDING 99..104
FT /ligand="dCTP"
FT /ligand_id="ChEBI:CHEBI:61481"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT BINDING 115
FT /ligand="dCTP"
FT /ligand_id="ChEBI:CHEBI:61481"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT BINDING 157
FT /ligand="dCTP"
FT /ligand_id="ChEBI:CHEBI:61481"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
FT BINDING 164
FT /ligand="dCTP"
FT /ligand_id="ChEBI:CHEBI:61481"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146"
SQ SEQUENCE 178 AA; 19653 MW; C54A7B095F7C8896 CRC64;
MILSDRDIRA LLAIGDLVVE PLSGDTVREN GLDLRLGRGF CRFKRSDRVL DPRAPGSPGE
FYECGEGDEI IVGPGEHMLL HTQEYIRLPG YVAGLVNLRS TWARTGIYIP ATVVDAGFEG
QLTIEVVGSG FPVKLYPGDR FLHLVLVKLQ SPAMNPYRGR YQGQRGVRLP KLFAKNTG
