ID   CYNS_METFK              Reviewed;         147 AA.
AC   Q1GZA1;
DT   26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   27-JUN-2006, sequence version 1.
DT   25-MAY-2022, entry version 90.
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=Mfla_2169;
OS   Methylobacillus flagellatus (strain KT / ATCC 51484 / DSM 6875).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Nitrosomonadales;
OC   Methylophilaceae; Methylobacillus.
OX   NCBI_TaxID=265072;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KT / ATCC 51484 / DSM 6875;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Brettin T., Bruce D., Han C., Tapia R., Saunders E., Gilna P., Schmutz J.,
RA   Larimer F., Land M., Kyrpides N., Anderson I., Richardson P.;
RT   "Complete sequence of Methylobacillus flagellatus KT.";
RL   Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000284; ABE50436.1; -; Genomic_DNA.
DR   RefSeq; WP_011480390.1; NC_007947.1.
DR   AlphaFoldDB; Q1GZA1; -.
DR   SMR; Q1GZA1; -.
DR   STRING; 265072.Mfla_2169; -.
DR   EnsemblBacteria; ABE50436; ABE50436; Mfla_2169.
DR   KEGG; mfa:Mfla_2169; -.
DR   eggNOG; COG1513; Bacteria.
DR   HOGENOM; CLU_103452_1_1_4; -.
DR   OMA; FLPYKAW; -.
DR   OrthoDB; 1506439at2; -.
DR   Proteomes; UP000002440; Chromosome.
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; Reference proteome.
FT   CHAIN           1..147
FT                   /note="Cyanate hydratase"
FT                   /id="PRO_1000072534"
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;  16605 MW;  ABAAC9F9EF2C018B CRC64;
     MSRLDVTEKI ITAKVMKGLK WADVAAKLNL SKEWVTAACL GQMTLNAEQA KIIAEIFDLS
     DEDQKWLMVT PCKGSLPTAV PTDPLIYRFY EMINVYGTTI KQLIHEEFGD GIMSAIDFKM
     DLQRVADPMG DRVNIVLNGK FLPYKQF