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CDD_YERPG
ID   CDD_YERPG               Reviewed;         294 AA.
AC   A9R1B9;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 80.
DE   RecName: Full=Cytidine deaminase {ECO:0000255|HAMAP-Rule:MF_01558};
DE            EC=3.5.4.5 {ECO:0000255|HAMAP-Rule:MF_01558};
DE   AltName: Full=Cytidine aminohydrolase {ECO:0000255|HAMAP-Rule:MF_01558};
DE            Short=CDA {ECO:0000255|HAMAP-Rule:MF_01558};
GN   Name=cdd {ECO:0000255|HAMAP-Rule:MF_01558};
GN   OrderedLocusNames=YpAngola_A3023;
OS   Yersinia pestis bv. Antiqua (strain Angola).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Yersiniaceae; Yersinia.
OX   NCBI_TaxID=349746;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Angola;
RX   PubMed=20061468; DOI=10.1128/jb.01518-09;
RA   Eppinger M., Worsham P.L., Nikolich M.P., Riley D.R., Sebastian Y., Mou S.,
RA   Achtman M., Lindler L.E., Ravel J.;
RT   "Genome sequence of the deep-rooted Yersinia pestis strain Angola reveals
RT   new insights into the evolution and pangenome of the plague bacterium.";
RL   J. Bacteriol. 192:1685-1699(2010).
CC   -!- FUNCTION: This enzyme scavenges exogenous and endogenous cytidine and
CC       2'-deoxycytidine for UMP synthesis. {ECO:0000255|HAMAP-Rule:MF_01558}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=cytidine + H(+) + H2O = NH4(+) + uridine;
CC         Xref=Rhea:RHEA:16069, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:16704, ChEBI:CHEBI:17562, ChEBI:CHEBI:28938; EC=3.5.4.5;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01558};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2'-deoxycytidine + H(+) + H2O = 2'-deoxyuridine + NH4(+);
CC         Xref=Rhea:RHEA:13433, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:15698, ChEBI:CHEBI:16450, ChEBI:CHEBI:28938; EC=3.5.4.5;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01558};
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01558};
CC       Note=Binds 1 zinc ion. {ECO:0000255|HAMAP-Rule:MF_01558};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01558}.
CC   -!- SIMILARITY: Belongs to the cytidine and deoxycytidylate deaminase
CC       family. {ECO:0000255|HAMAP-Rule:MF_01558}.
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DR   EMBL; CP000901; ABX84952.1; -; Genomic_DNA.
DR   RefSeq; WP_002211969.1; NZ_CP009935.1.
DR   AlphaFoldDB; A9R1B9; -.
DR   SMR; A9R1B9; -.
DR   GeneID; 57977056; -.
DR   KEGG; ypg:YpAngola_A3023; -.
DR   PATRIC; fig|349746.12.peg.4075; -.
DR   OMA; NYSPCGH; -.
DR   GO; GO:0004126; F:cytidine deaminase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0047844; F:deoxycytidine deaminase activity; IEA:RHEA.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01558; Cyt_deam; 1.
DR   InterPro; IPR016192; APOBEC/CMP_deaminase_Zn-bd.
DR   InterPro; IPR002125; CMP_dCMP_dom.
DR   InterPro; IPR013171; Cyd/dCyd_deaminase_Zn-bd.
DR   InterPro; IPR006263; Cyt_deam_dimer.
DR   InterPro; IPR016193; Cytidine_deaminase-like.
DR   InterPro; IPR020797; Cytidine_deaminase_bacteria.
DR   Pfam; PF00383; dCMP_cyt_deam_1; 1.
DR   Pfam; PF08211; dCMP_cyt_deam_2; 1.
DR   SUPFAM; SSF53927; SSF53927; 2.
DR   TIGRFAMs; TIGR01355; cyt_deam_dimer; 1.
DR   PROSITE; PS00903; CYT_DCMP_DEAMINASES_1; 1.
DR   PROSITE; PS51747; CYT_DCMP_DEAMINASES_2; 2.
PE   3: Inferred from homology;
KW   Hydrolase; Metal-binding; Zinc.
FT   CHAIN           1..294
FT                   /note="Cytidine deaminase"
FT                   /id="PRO_1000147120"
FT   DOMAIN          48..168
FT                   /note="CMP/dCMP-type deaminase 1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01083"
FT   DOMAIN          187..294
FT                   /note="CMP/dCMP-type deaminase 2"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01083"
FT   ACT_SITE        104
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01558"
FT   BINDING         89..91
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01558"
FT   BINDING         102
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01558"
FT   BINDING         129
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01558"
FT   BINDING         132
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01558"
SQ   SEQUENCE   294 AA;  31477 MW;  49AA099126515300 CRC64;
     MQARFHTSWA ELPASLQFAL EPILSAENFP AMLTAEQVKT VKNISGLDDD ALAFALLPLA
     TACALTPISH FNVGAIARGK SGNFYFGANM EFRGVPLQQT IHAEQCAVTH AWLRGETNLV
     AITVNYTPCG HCRQFMNELN SGSELHIHLP GRPPSTLGQY LPDSFGPTDL AITTLLMDPV
     NHGYTLAETD PLTQAALNAA NHSHAPYSQS HSGVALETTN GKIYAGRYAE NAAFNPSLPP
     LQAALILANI TGENCASIRR AVLVEGHNAV TSQWDTTLAT LNALGCSAVK RVTF
 
 
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