CDD_SALTI
ID CDD_SALTI Reviewed; 294 AA.
AC Q8Z5A8; Q7CB25;
DT 10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 117.
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=STY2413, t0672;
OS Salmonella typhi.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=90370;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CT18;
RX PubMed=11677608; DOI=10.1038/35101607;
RA Parkhill J., Dougan G., James K.D., Thomson N.R., Pickard D., Wain J.,
RA Churcher C.M., Mungall K.L., Bentley S.D., Holden M.T.G., Sebaihia M.,
RA Baker S., Basham D., Brooks K., Chillingworth T., Connerton P., Cronin A.,
RA Davis P., Davies R.M., Dowd L., White N., Farrar J., Feltwell T.,
RA Hamlin N., Haque A., Hien T.T., Holroyd S., Jagels K., Krogh A.,
RA Larsen T.S., Leather S., Moule S., O'Gaora P., Parry C., Quail M.A.,
RA Rutherford K.M., Simmonds M., Skelton J., Stevens K., Whitehead S.,
RA Barrell B.G.;
RT "Complete genome sequence of a multiple drug resistant Salmonella enterica
RT serovar Typhi CT18.";
RL Nature 413:848-852(2001).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700931 / Ty2;
RX PubMed=12644504; DOI=10.1128/jb.185.7.2330-2337.2003;
RA Deng W., Liou S.-R., Plunkett G. III, Mayhew G.F., Rose D.J., Burland V.,
RA Kodoyianni V., Schwartz D.C., Blattner F.R.;
RT "Comparative genomics of Salmonella enterica serovar Typhi strains Ty2 and
RT CT18.";
RL J. Bacteriol. 185:2330-2337(2003).
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; AL513382; CAD02563.1; -; Genomic_DNA.
DR EMBL; AE014613; AAO68370.1; -; Genomic_DNA.
DR RefSeq; NP_456742.1; NC_003198.1.
DR RefSeq; WP_000553529.1; NZ_WSUR01000002.1.
DR AlphaFoldDB; Q8Z5A8; -.
DR SMR; Q8Z5A8; -.
DR STRING; 220341.16503423; -.
DR EnsemblBacteria; AAO68370; AAO68370; t0672.
DR KEGG; stt:t0672; -.
DR KEGG; sty:STY2413; -.
DR PATRIC; fig|220341.7.peg.2439; -.
DR eggNOG; COG0295; Bacteria.
DR HOGENOM; CLU_052424_0_0_6; -.
DR OMA; NYSPCGH; -.
DR Proteomes; UP000000541; Chromosome.
DR Proteomes; UP000002670; Chromosome.
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_0000171662"
FT DOMAIN 48..168
FT /note="CMP/dCMP-type deaminase 1"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01083"
FT DOMAIN 186..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; 31618 MW; 62007C37E0A222E8 CRC64;
MHPRFQTAFA QLADNLQSAL APILADHHFP AMLTAEQVST LKNTAGLDED ALAFALLPLA
AACARTDLSH FNVGAIARGV SGNWYFGANM EFLGATMQQT VHAEQSAISH AWLRGEKGLA
AVTVNYTPCG HCRQFMNELN SGLDLRIHLP GRAPHTLRDY LPDAFGPKDL EIKTLLMDEQ
DHGFTLTGNT LTQAAITAAN KSHMPYSHSP SGVALECKDG RIFTGSYAEN AAFNPTLPPL
QGALNLLSLN GYDYADIQRA ILAEKGDAAL IQWDATAATL KALGCHNIDR VLLG
