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Database: UniProt
Entry: B4EPV2_BURCJ
LinkDB: B4EPV2_BURCJ
Original site: B4EPV2_BURCJ 
ID   B4EPV2_BURCJ            Unreviewed;       209 AA.
AC   B4EPV2;
DT   23-SEP-2008, integrated into UniProtKB/TrEMBL.
DT   23-SEP-2008, sequence version 1.
DT   24-JAN-2024, entry version 86.
DE   RecName: Full=FMN dependent NADH:quinone oxidoreductase {ECO:0000256|HAMAP-Rule:MF_01216};
DE            EC=1.6.5.- {ECO:0000256|HAMAP-Rule:MF_01216};
DE   AltName: Full=Azo-dye reductase {ECO:0000256|HAMAP-Rule:MF_01216};
DE   AltName: Full=FMN-dependent NADH-azo compound oxidoreductase {ECO:0000256|HAMAP-Rule:MF_01216};
DE   AltName: Full=FMN-dependent NADH-azoreductase {ECO:0000256|HAMAP-Rule:MF_01216};
DE            EC=1.7.1.17 {ECO:0000256|HAMAP-Rule:MF_01216};
GN   Name=azoR {ECO:0000256|HAMAP-Rule:MF_01216};
GN   ORFNames=BCAS0186 {ECO:0000313|EMBL:CAR57118.1};
OS   Burkholderia cenocepacia (strain ATCC BAA-245 / DSM 16553 / LMG 16656 /
OS   NCTC 13227 / J2315 / CF5610) (Burkholderia cepacia (strain J2315)).
OC   Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Burkholderia; Burkholderia cepacia complex.
OX   NCBI_TaxID=216591 {ECO:0000313|EMBL:CAR57118.1, ECO:0000313|Proteomes:UP000001035};
RN   [1] {ECO:0000313|EMBL:CAR57118.1, ECO:0000313|Proteomes:UP000001035}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-245 / DSM 16553 / LMG 16656 / NCTC 13227 / J2315 /
RC   CF5610 {ECO:0000313|Proteomes:UP000001035};
RX   PubMed=18931103; DOI=10.1128/JB.01230-08;
RA   Holden M.T., Seth-Smith H.M., Crossman L.C., Sebaihia M., Bentley S.D.,
RA   Cerdeno-Tarraga A.M., Thomson N.R., Bason N., Quail M.A., Sharp S.,
RA   Cherevach I., Churcher C., Goodhead I., Hauser H., Holroyd N., Mungall K.,
RA   Scott P., Walker D., White B., Rose H., Iversen P., Mil-Homens D.,
RA   Rocha E.P., Fialho A.M., Baldwin A., Dowson C., Barrell B.G., Govan J.R.,
RA   Vandamme P., Hart C.A., Mahenthiralingam E., Parkhill J.;
RT   "The genome of Burkholderia cenocepacia J2315, an epidemic pathogen of
RT   cystic fibrosis patients.";
RL   J. Bacteriol. 191:261-277(2009).
CC   -!- FUNCTION: Also exhibits azoreductase activity. Catalyzes the reductive
CC       cleavage of the azo bond in aromatic azo compounds to the corresponding
CC       amines. {ECO:0000256|HAMAP-Rule:MF_01216}.
CC   -!- FUNCTION: Quinone reductase that provides resistance to thiol-specific
CC       stress caused by electrophilic quinones. {ECO:0000256|HAMAP-
CC       Rule:MF_01216}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 a quinone + H(+) + NADH = 2 a 1,4-benzosemiquinone + NAD(+);
CC         Xref=Rhea:RHEA:65952, ChEBI:CHEBI:15378, ChEBI:CHEBI:57540,
CC         ChEBI:CHEBI:57945, ChEBI:CHEBI:132124, ChEBI:CHEBI:134225;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01216};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=anthranilate + N,N-dimethyl-1,4-phenylenediamine + 2 NAD(+) =
CC         2-(4-dimethylaminophenyl)diazenylbenzoate + 2 H(+) + 2 NADH;
CC         Xref=Rhea:RHEA:55872, ChEBI:CHEBI:15378, ChEBI:CHEBI:15783,
CC         ChEBI:CHEBI:16567, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945,
CC         ChEBI:CHEBI:71579; EC=1.7.1.17;
CC         Evidence={ECO:0000256|ARBA:ARBA00023925};
CC       PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:55874;
CC         Evidence={ECO:0000256|ARBA:ARBA00023925};
CC   -!- COFACTOR:
CC       Name=FMN; Xref=ChEBI:CHEBI:58210;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01216};
CC       Note=Binds 1 FMN per subunit. {ECO:0000256|HAMAP-Rule:MF_01216};
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01216}.
CC   -!- SIMILARITY: Belongs to the azoreductase type 1 family.
CC       {ECO:0000256|HAMAP-Rule:MF_01216}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_01216}.
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DR   EMBL; AM747722; CAR57118.1; -; Genomic_DNA.
DR   RefSeq; WP_006483359.1; NC_011002.1.
DR   AlphaFoldDB; B4EPV2; -.
DR   KEGG; bcj:BCAS0186; -.
DR   eggNOG; COG1182; Bacteria.
DR   HOGENOM; CLU_088964_1_0_4; -.
DR   OMA; PYKLKHF; -.
DR   BioCyc; BCEN216591:G1G1V-7165-MONOMER; -.
DR   Proteomes; UP000001035; Chromosome 3.
DR   GO; GO:0009055; F:electron transfer activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0010181; F:FMN binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0016652; F:oxidoreductase activity, acting on NAD(P)H, NAD(P) as acceptor; IEA:UniProtKB-UniRule.
DR   GO; GO:0016655; F:oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor; IEA:InterPro.
DR   Gene3D; 3.40.50.360; -; 1.
DR   HAMAP; MF_01216; Azoreductase_type1; 1.
DR   InterPro; IPR003680; Flavodoxin_fold.
DR   InterPro; IPR029039; Flavoprotein-like_sf.
DR   InterPro; IPR023048; NADH:quinone_OxRdtase_FMN_depd.
DR   PANTHER; PTHR43741; FMN-DEPENDENT NADH-AZOREDUCTASE 1; 1.
DR   PANTHER; PTHR43741:SF4; FMN-DEPENDENT NADH:QUINONE OXIDOREDUCTASE; 1.
DR   Pfam; PF02525; Flavodoxin_2; 1.
DR   SUPFAM; SSF52218; Flavoproteins; 1.
PE   3: Inferred from homology;
KW   Flavoprotein {ECO:0000256|ARBA:ARBA00022630, ECO:0000256|HAMAP-
KW   Rule:MF_01216};
KW   FMN {ECO:0000256|ARBA:ARBA00022643, ECO:0000256|HAMAP-Rule:MF_01216};
KW   NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_01216};
KW   Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW   Rule:MF_01216}.
FT   DOMAIN          3..204
FT                   /note="Flavodoxin-like fold"
FT                   /evidence="ECO:0000259|Pfam:PF02525"
FT   BINDING         10
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01216"
FT   BINDING         16..18
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01216"
SQ   SEQUENCE   209 AA;  23256 MW;  E15F0F2F9CF9F99B CRC64;
     MTRVLYIEGS PNKAYSASIE VCDAFLDTYR QVHPDHEIRK LDIWDLPMPE FDAAALAAKY
     AGLSGTALTP EQAAAWRQIE RLAAPFHAAD KFLFGVPLWN FSIPYKLKHL IDVISQKDVL
     FTFDAAGFAG KLIGKKAAVV YARGLAYQSP GSLTPAAEFD LQRPYMETWL RFVGVTDVTG
     IVVERTLFPD GKVDRSRAID EARAIARTF
//
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