ID   NQOR_ECO5E              Reviewed;         198 AA.
AC   B5YU47;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   25-NOV-2008, sequence version 1.
DT   03-AUG-2022, entry version 76.
DE   RecName: Full=NAD(P)H dehydrogenase (quinone) {ECO:0000255|HAMAP-Rule:MF_01017};
DE            EC=1.6.5.2 {ECO:0000255|HAMAP-Rule:MF_01017};
DE   AltName: Full=Flavoprotein WrbA;
DE   AltName: Full=NAD(P)H:quinone oxidoreductase {ECO:0000255|HAMAP-Rule:MF_01017};
DE            Short=NQO {ECO:0000255|HAMAP-Rule:MF_01017};
GN   OrderedLocusNames=ECH74115_1242;
OS   Escherichia coli O157:H7 (strain EC4115 / EHEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=444450;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=EC4115 / EHEC;
RX   PubMed=22135463; DOI=10.1073/pnas.1107176108;
RA   Eppinger M., Mammel M.K., Leclerc J.E., Ravel J., Cebula T.A.;
RT   "Genomic anatomy of Escherichia coli O157:H7 outbreaks.";
RL   Proc. Natl. Acad. Sci. U.S.A. 108:20142-20147(2011).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a quinone + H(+) + NADH = a quinol + NAD(+);
CC         Xref=Rhea:RHEA:46160, ChEBI:CHEBI:15378, ChEBI:CHEBI:24646,
CC         ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:132124; EC=1.6.5.2;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01017};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a quinone + H(+) + NADPH = a quinol + NADP(+);
CC         Xref=Rhea:RHEA:46164, ChEBI:CHEBI:15378, ChEBI:CHEBI:24646,
CC         ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:132124; EC=1.6.5.2;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01017};
CC   -!- COFACTOR:
CC       Name=FMN; Xref=ChEBI:CHEBI:58210;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01017};
CC       Note=Binds 1 FMN per monomer. {ECO:0000255|HAMAP-Rule:MF_01017};
CC   -!- SIMILARITY: Belongs to the WrbA family. {ECO:0000255|HAMAP-
CC       Rule:MF_01017}.
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DR   EMBL; CP001164; ACI36358.1; -; Genomic_DNA.
DR   RefSeq; WP_001151444.1; NC_011353.1.
DR   AlphaFoldDB; B5YU47; -.
DR   SMR; B5YU47; -.
DR   KEGG; ecf:ECH74115_1242; -.
DR   HOGENOM; CLU_051402_0_2_6; -.
DR   OMA; KFADGNP; -.
DR   GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0010181; F:FMN binding; IEA:InterPro.
DR   GO; GO:0051287; F:NAD binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0050136; F:NADH dehydrogenase (quinone) activity; IEA:RHEA.
DR   GO; GO:0050661; F:NADP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0008753; F:NADPH dehydrogenase (quinone) activity; IEA:RHEA.
DR   Gene3D; 3.40.50.360; -; 1.
DR   HAMAP; MF_01017; NQOR; 1.
DR   InterPro; IPR008254; Flavodoxin/NO_synth.
DR   InterPro; IPR029039; Flavoprotein-like_sf.
DR   InterPro; IPR010089; Flavoprotein_WrbA-like.
DR   InterPro; IPR005025; FMN_Rdtase-like.
DR   InterPro; IPR037513; NQO.
DR   Pfam; PF03358; FMN_red; 1.
DR   SUPFAM; SSF52218; SSF52218; 1.
DR   TIGRFAMs; TIGR01755; flav_wrbA; 1.
DR   PROSITE; PS50902; FLAVODOXIN_LIKE; 1.
PE   3: Inferred from homology;
KW   Flavoprotein; FMN; NAD; NADP; Nucleotide-binding; Oxidoreductase.
FT   CHAIN           1..198
FT                   /note="NAD(P)H dehydrogenase (quinone)"
FT                   /id="PRO_1000200625"
FT   DOMAIN          4..189
FT                   /note="Flavodoxin-like"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT   BINDING         10..15
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT   BINDING         12
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT   BINDING         78..80
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT   BINDING         98
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT   BINDING         113..118
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT   BINDING         133
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
SQ   SEQUENCE   198 AA;  20835 MW;  B7B7089A8CB78B8E CRC64;
     MAKVLVLYYS MYGHIETMAR AVAEGASKVD GAEVVVKRVP ETMSPQLFEK AGGKTQTAPV
     ATPQELANYD AIIFGTPTRF GNMSGQMRTF LDQTGGLWAS GALYGKLASV FSSTGTGGGQ
     EQTITSTWTT LAHHGMVIVP IGYAAQELFD VSQVRGGTPY GATTIAGGDG SRQPSQEELS
     IARYQGEYVA GLAVKLNG