ID   CYNS_VARPS              Reviewed;         147 AA.
AC   C5CRQ4;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   28-JUL-2009, sequence version 1.
DT   25-MAY-2022, entry version 62.
DE   RecName: Full=Cyanate hydratase {ECO:0000255|HAMAP-Rule:MF_00535};
DE            Short=Cyanase {ECO:0000255|HAMAP-Rule:MF_00535};
DE            EC=4.2.1.104 {ECO:0000255|HAMAP-Rule:MF_00535};
DE   AltName: Full=Cyanate hydrolase {ECO:0000255|HAMAP-Rule:MF_00535};
DE   AltName: Full=Cyanate lyase {ECO:0000255|HAMAP-Rule:MF_00535};
GN   Name=cynS {ECO:0000255|HAMAP-Rule:MF_00535}; OrderedLocusNames=Vapar_1335;
OS   Variovorax paradoxus (strain S110).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Comamonadaceae; Variovorax.
OX   NCBI_TaxID=543728;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=S110;
RX   PubMed=21183664; DOI=10.1128/jb.00925-10;
RA   Han J.I., Choi H.K., Lee S.W., Orwin P.M., Kim J., Laroe S.L., Kim T.G.,
RA   O'Neil J., Leadbetter J.R., Lee S.Y., Hur C.G., Spain J.C.,
RA   Ovchinnikova G., Goodwin L., Han C.;
RT   "Complete genome sequence of the metabolically versatile plant growth-
RT   promoting endophyte, Variovorax paradoxus S110.";
RL   J. Bacteriol. 193:1183-1190(2011).
CC   -!- FUNCTION: Catalyzes the reaction of cyanate with bicarbonate to produce
CC       ammonia and carbon dioxide. {ECO:0000255|HAMAP-Rule:MF_00535}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=cyanate + 3 H(+) + hydrogencarbonate = 2 CO2 + NH4(+);
CC         Xref=Rhea:RHEA:11120, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC         ChEBI:CHEBI:17544, ChEBI:CHEBI:28938, ChEBI:CHEBI:29195;
CC         EC=4.2.1.104; Evidence={ECO:0000255|HAMAP-Rule:MF_00535};
CC   -!- SIMILARITY: Belongs to the cyanase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00535}.
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DR   EMBL; CP001635; ACS17986.1; -; Genomic_DNA.
DR   RefSeq; WP_012746482.1; NC_012791.1.
DR   AlphaFoldDB; C5CRQ4; -.
DR   SMR; C5CRQ4; -.
DR   STRING; 543728.Vapar_1335; -.
DR   EnsemblBacteria; ACS17986; ACS17986; Vapar_1335.
DR   GeneID; 45055641; -.
DR   KEGG; vap:Vapar_1335; -.
DR   eggNOG; COG1513; Bacteria.
DR   HOGENOM; CLU_103452_1_0_4; -.
DR   OMA; FLPYKAW; -.
DR   OrthoDB; 1506439at2; -.
DR   GO; GO:0008824; F:cyanate hydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR   GO; GO:0009439; P:cyanate metabolic process; IEA:UniProtKB-UniRule.
DR   CDD; cd00559; Cyanase_C; 1.
DR   Gene3D; 1.10.260.40; -; 1.
DR   Gene3D; 3.30.1160.10; -; 1.
DR   HAMAP; MF_00535; Cyanate_hydrat; 1.
DR   InterPro; IPR008076; Cyanase.
DR   InterPro; IPR003712; Cyanate_lyase_C.
DR   InterPro; IPR036581; Cyanate_lyase_C_sf.
DR   InterPro; IPR010982; Lambda_DNA-bd_dom_sf.
DR   PANTHER; PTHR34186; PTHR34186; 1.
DR   Pfam; PF02560; Cyanate_lyase; 1.
DR   PIRSF; PIRSF001263; Cyanate_hydratas; 1.
DR   PRINTS; PR01693; CYANASE.
DR   SMART; SM01116; Cyanate_lyase; 1.
DR   SUPFAM; SSF47413; SSF47413; 1.
DR   SUPFAM; SSF55234; SSF55234; 1.
DR   TIGRFAMs; TIGR00673; cynS; 1.
PE   3: Inferred from homology;
KW   Lyase.
FT   CHAIN           1..147
FT                   /note="Cyanate hydratase"
FT                   /id="PRO_1000211909"
FT   ACT_SITE        88
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00535"
FT   ACT_SITE        91
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00535"
FT   ACT_SITE        114
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00535"
SQ   SEQUENCE   147 AA;  16527 MW;  C474487DAB85FED1 CRC64;
     MNRNDVTEKI ITVKVSKGIQ WADVAKKVGL SKEWTTAACL GQMTLDDKQA KVIGKIFGLT
     AEEQKWLQVV PYKGSLPTPV PTDPLIYRWY EVVSVYGTTI KELIHEEFGD GIMSAIDFSM
     DIQRQADPKG DRVNVVLSGK FLPYKTY