AC4CH_VIBVY
ID AC4CH_VIBVY Reviewed; 104 AA.
AC Q7MEW6;
DT 15-DEC-2003, integrated into UniProtKB/Swiss-Prot.
DT 15-DEC-2003, sequence version 1.
DT 25-MAY-2022, entry version 91.
DE RecName: Full=N(4)-acetylcytidine amidohydrolase {ECO:0000255|HAMAP-Rule:MF_00684};
DE Short=ac4C amidohydrolase {ECO:0000255|HAMAP-Rule:MF_00684};
DE EC=3.5.1.135 {ECO:0000255|HAMAP-Rule:MF_00684};
GN OrderedLocusNames=VVA0554;
OS Vibrio vulnificus (strain YJ016).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=196600;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YJ016;
RX PubMed=14656965; DOI=10.1101/gr.1295503;
RA Chen C.-Y., Wu K.-M., Chang Y.-C., Chang C.-H., Tsai H.-C., Liao T.-L.,
RA Liu Y.-M., Chen H.-J., Shen A.B.-T., Li J.-C., Su T.-L., Shao C.-P.,
RA Lee C.-T., Hor L.-I., Tsai S.-F.;
RT "Comparative genome analysis of Vibrio vulnificus, a marine pathogen.";
RL Genome Res. 13:2577-2587(2003).
CC -!- FUNCTION: Catalyzes the hydrolysis of N(4)-acetylcytidine (ac4C).
CC {ECO:0000255|HAMAP-Rule:MF_00684}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + N(4)-acetylcytidine = acetate + cytidine + H(+);
CC Xref=Rhea:RHEA:62932, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:17562, ChEBI:CHEBI:30089, ChEBI:CHEBI:70989;
CC EC=3.5.1.135; Evidence={ECO:0000255|HAMAP-Rule:MF_00684};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + N(4)-acetyl-2'-deoxycytidine = 2'-deoxycytidine +
CC acetate + H(+); Xref=Rhea:RHEA:62936, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:15698, ChEBI:CHEBI:30089,
CC ChEBI:CHEBI:146133; EC=3.5.1.135; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00684};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + N(4)-acetylcytosine = acetate + cytosine + H(+);
CC Xref=Rhea:RHEA:62940, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16040, ChEBI:CHEBI:30089, ChEBI:CHEBI:146134;
CC EC=3.5.1.135; Evidence={ECO:0000255|HAMAP-Rule:MF_00684};
CC -!- SIMILARITY: Belongs to the N(4)-acetylcytidine amidohydrolase family.
CC {ECO:0000255|HAMAP-Rule:MF_00684}.
CC -!- SEQUENCE CAUTION:
CC Sequence=BAC96580.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; BA000038; BAC96580.1; ALT_INIT; Genomic_DNA.
DR RefSeq; WP_043877645.1; NC_005140.1.
DR AlphaFoldDB; Q7MEW6; -.
DR SMR; Q7MEW6; -.
DR STRING; 672.VV93_v1c35580; -.
DR EnsemblBacteria; BAC96580; BAC96580; BAC96580.
DR KEGG; vvy:VVA0554; -.
DR PATRIC; fig|196600.6.peg.3753; -.
DR eggNOG; COG3097; Bacteria.
DR HOGENOM; CLU_152586_0_0_6; -.
DR OMA; HARQENM; -.
DR OrthoDB; 1717264at2; -.
DR Proteomes; UP000002675; Chromosome II.
DR GO; GO:0016813; F:hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amidines; IEA:UniProtKB-UniRule.
DR GO; GO:0106251; F:N4-acetylcytidine amidohydrolase activity; IEA:RHEA.
DR HAMAP; MF_00684; ac4C_amidohydr; 1.
DR InterPro; IPR008314; AC4CH.
DR InterPro; IPR007374; ASCH_domain.
DR InterPro; IPR015947; PUA-like_sf.
DR PANTHER; PTHR38088; PTHR38088; 1.
DR Pfam; PF04266; ASCH; 1.
DR PIRSF; PIRSF029143; UCP029143; 1.
DR SMART; SM01022; ASCH; 1.
DR SUPFAM; SSF88697; SSF88697; 1.
PE 3: Inferred from homology;
KW Hydrolase; Reference proteome.
FT CHAIN 1..104
FT /note="N(4)-acetylcytidine amidohydrolase"
FT /id="PRO_0000214612"
FT DOMAIN 7..93
FT /note="ASCH"
FT /evidence="ECO:0000255"
FT ACT_SITE 22
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00684"
FT ACT_SITE 25
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00684"
FT ACT_SITE 75
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00684"
SQ SEQUENCE 104 AA; 11967 MW; D9B153A044606432 CRC64;
MTAPTKMTFF SRFEADILAG KKTITIRDES EKDYQPGTTV EVSTLEEGRV FCQLKILSVE
PIAFSELNEF HAEQENMTLA TLKEVIQEIY PGIEQLYVIQ YQRV
