ID DCDB_MICLC Reviewed; 193 AA. AC C5C6P4; DT 22-SEP-2009, integrated into UniProtKB/Swiss-Prot. DT 28-JUL-2009, sequence version 1. DT 27-MAR-2024, entry version 82. DE RecName: Full=dCTP deaminase, dUMP-forming {ECO:0000255|HAMAP-Rule:MF_00146}; DE EC=3.5.4.30 {ECO:0000255|HAMAP-Rule:MF_00146}; DE AltName: Full=Bifunctional dCTP deaminase:dUTPase {ECO:0000255|HAMAP-Rule:MF_00146}; DE AltName: Full=DCD-DUT {ECO:0000255|HAMAP-Rule:MF_00146}; GN Name=dcd {ECO:0000255|HAMAP-Rule:MF_00146}; GN OrderedLocusNames=Mlut_18990; OS Micrococcus luteus (strain ATCC 4698 / DSM 20030 / JCM 1464 / NBRC 3333 / OS NCIMB 9278 / NCTC 2665 / VKM Ac-2230) (Micrococcus lysodeikticus). OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Micrococcaceae; OC Micrococcus. OX NCBI_TaxID=465515; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 4698 / DSM 20030 / JCM 1464 / NBRC 3333 / NCIMB 9278 / RC NCTC 2665 / VKM Ac-2230; RX PubMed=19948807; DOI=10.1128/jb.01254-09; RA Young M., Artsatbanov V., Beller H.R., Chandra G., Chater K.F., Dover L.G., RA Goh E.B., Kahan T., Kaprelyants A.S., Kyrpides N., Lapidus A., Lowry S.R., RA Lykidis A., Mahillon J., Markowitz V., Mavromatis K., Mukamolova G.V., RA Oren A., Rokem J.S., Smith M.C., Young D.I., Greenblatt C.L.; RT "Genome sequence of the Fleming strain of Micrococcus luteus, a simple RT free-living actinobacterium."; RL J. Bacteriol. 192:841-860(2010). CC -!- FUNCTION: Bifunctional enzyme that catalyzes both the deamination of CC dCTP to dUTP and the hydrolysis of dUTP to dUMP without releasing the CC toxic dUTP intermediate. {ECO:0000255|HAMAP-Rule:MF_00146}. CC -!- CATALYTIC ACTIVITY: CC Reaction=dCTP + 2 H2O = diphosphate + dUMP + NH4(+); CC Xref=Rhea:RHEA:19205, ChEBI:CHEBI:15377, ChEBI:CHEBI:28938, CC ChEBI:CHEBI:33019, ChEBI:CHEBI:61481, ChEBI:CHEBI:246422; CC EC=3.5.4.30; Evidence={ECO:0000255|HAMAP-Rule:MF_00146}; CC -!- PATHWAY: Pyrimidine metabolism; dUMP biosynthesis; dUMP from dCTP: step CC 1/1. {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; CP001628; ACS31382.1; -; Genomic_DNA. DR RefSeq; WP_010080211.1; NZ_WBMF01000073.1. DR AlphaFoldDB; C5C6P4; -. DR SMR; C5C6P4; -. DR STRING; 465515.Mlut_18990; -. DR EnsemblBacteria; ACS31382; ACS31382; Mlut_18990. DR KEGG; mlu:Mlut_18990; -. DR PATRIC; fig|465515.4.peg.1836; -. DR eggNOG; COG0717; Bacteria. DR HOGENOM; CLU_087476_2_0_11; -. DR UniPathway; UPA00610; UER00667. DR Proteomes; UP000000738; Chromosome. DR GO; GO:0033973; F:dCTP deaminase (dUMP-forming) activity; IEA:UniProtKB-UniRule. DR GO; GO:0008829; F:dCTP deaminase activity; IEA:InterPro. DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW. DR GO; GO:0006226; P:dUMP biosynthetic process; IEA:UniProtKB-UniRule. DR GO; GO:0006229; P:dUTP biosynthetic process; IEA:InterPro. 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; Reference proteome. FT CHAIN 1..193 FT /note="dCTP deaminase, dUMP-forming" FT /id="PRO_1000203361" FT REGION 163..193 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT ACT_SITE 129 FT /note="Proton donor/acceptor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 101..106 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 119 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 127..129 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 148 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 162 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT BINDING 174 FT /ligand="dCTP" FT /ligand_id="ChEBI:CHEBI:61481" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" FT SITE 116..117 FT /note="Important for bifunctional activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00146" SQ SEQUENCE 193 AA; 21571 MW; AF678E4152C02894 CRC64; MLLSDRDIRA ELDSGRVGLD PLDPTMVQPA SVDVRLDRFF RLFDNHRYAH IDPRQEQDEL TRLVEVDPDE AFILHPGEFV LGSTYEQVTL PDDLAARLEG KSSLGRLGLL THSTAGFIDP GFSGHVTLEL SNVATLPITL WPGMKIGQLC FFRLSSSAQS PYGTGANQNR YQGQRGPTAS RAHRDFHLTR IER //