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Database: UniProt
Entry: A0A1H8ZPZ3_9BACI
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ID   A0A1H8ZPZ3_9BACI        Unreviewed;       136 AA.
AC   A0A1H8ZPZ3;
DT   22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT   22-NOV-2017, sequence version 1.
DT   24-JAN-2024, entry version 16.
DE   RecName: Full=Cytidine deaminase {ECO:0000256|ARBA:ARBA00018266, ECO:0000256|RuleBase:RU364006};
DE            EC=3.5.4.5 {ECO:0000256|ARBA:ARBA00012783, ECO:0000256|RuleBase:RU364006};
DE   AltName: Full=Cytidine aminohydrolase {ECO:0000256|ARBA:ARBA00032005, ECO:0000256|RuleBase:RU364006};
GN   ORFNames=SAMN05216362_10241 {ECO:0000313|EMBL:SEP66283.1};
OS   Piscibacillus halophilus.
OC   Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Piscibacillus.
OX   NCBI_TaxID=571933 {ECO:0000313|EMBL:SEP66283.1, ECO:0000313|Proteomes:UP000199427};
RN   [1] {ECO:0000313|EMBL:SEP66283.1, ECO:0000313|Proteomes:UP000199427}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 21633 {ECO:0000313|EMBL:SEP66283.1,
RC   ECO:0000313|Proteomes:UP000199427};
RA   de Groot N.N.;
RL   Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: This enzyme scavenges exogenous and endogenous cytidine and
CC       2'-deoxycytidine for UMP synthesis. {ECO:0000256|ARBA:ARBA00003949,
CC       ECO:0000256|RuleBase:RU364006}.
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:0000256|ARBA:ARBA00000631,
CC         ECO:0000256|RuleBase:RU364006};
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:0000256|ARBA:ARBA00000393,
CC         ECO:0000256|RuleBase:RU364006};
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000256|ARBA:ARBA00001947,
CC         ECO:0000256|RuleBase:RU364006};
CC   -!- SIMILARITY: Belongs to the cytidine and deoxycytidylate deaminase
CC       family. {ECO:0000256|ARBA:ARBA00006576, ECO:0000256|RuleBase:RU364006}.
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DR   EMBL; FOES01000002; SEP66283.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A1H8ZPZ3; -.
DR   STRING; 571933.SAMN05216362_10241; -.
DR   OrthoDB; 9795347at2; -.
DR   Proteomes; UP000199427; Unassembled WGS sequence.
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   CDD; cd01283; cytidine_deaminase; 1.
DR   Gene3D; 3.40.140.10; Cytidine Deaminase, domain 2; 1.
DR   InterPro; IPR016192; APOBEC/CMP_deaminase_Zn-bd.
DR   InterPro; IPR002125; CMP_dCMP_dom.
DR   InterPro; IPR006262; Cyt_deam_tetra.
DR   InterPro; IPR016193; Cytidine_deaminase-like.
DR   NCBIfam; TIGR01354; cyt_deam_tetra; 1.
DR   PANTHER; PTHR11644; CYTIDINE DEAMINASE; 1.
DR   PANTHER; PTHR11644:SF2; CYTIDINE DEAMINASE; 1.
DR   Pfam; PF00383; dCMP_cyt_deam_1; 1.
DR   SUPFAM; SSF53927; Cytidine deaminase-like; 1.
DR   PROSITE; PS00903; CYT_DCMP_DEAMINASES_1; 1.
DR   PROSITE; PS51747; CYT_DCMP_DEAMINASES_2; 1.
PE   3: Inferred from homology;
KW   Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|RuleBase:RU364006};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW   ECO:0000256|RuleBase:RU364006};
KW   Reference proteome {ECO:0000313|Proteomes:UP000199427};
KW   Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|RuleBase:RU364006}.
FT   DOMAIN          1..128
FT                   /note="CMP/dCMP-type deaminase"
FT                   /evidence="ECO:0000259|PROSITE:PS51747"
SQ   SEQUENCE   136 AA;  15207 MW;  E74BBAE71F1D622F CRC64;
     MNREQLVEEA KSMLSQAYVP YSTFPVGAAL LTTDGKVYKG FNIENAAYPV TCCAERVAIF
     KAVSEGERQF KSMAVIANTT RPVPPCGSCR QVMSEFFDPE MPVYISNKDQ EIKEVQVKDL
     LPFSFNQDDL HAGQEK
//
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