ID NQOR_ECO57 Reviewed; 198 AA.
AC Q8X4B4; Q8X468; Q9KXH7;
DT 02-MAY-2002, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 3.
DT 27-MAR-2024, entry version 116.
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=Z1423/Z1504, ECs1159.1/ECs1251.1;
OS Escherichia coli O157:H7.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=83334;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=O157:H7 / Sakai / RIMD 0509952 / EHEC;
RX PubMed=10734605; DOI=10.1266/ggs.74.227;
RA Makino K., Yokoyama K., Kubota Y., Yutsudo C.H., Kimura S., Kurokawa K.,
RA Ishii K., Hattori M., Tatsuno I., Abe H., Iida T., Yamamoto K., Ohnishi M.,
RA Hayashi T., Yasunaga T., Honda T., Sasakawa C., Shinagawa H.;
RT "Complete nucleotide sequence of the prophage VT2-Sakai carrying the
RT verotoxin 2 genes of the enterohemorrhagic Escherichia coli O157:H7 derived
RT from the Sakai outbreak.";
RL Genes Genet. Syst. 74:227-239(1999).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=O157:H7 / EDL933 / ATCC 700927 / EHEC;
RX PubMed=11206551; DOI=10.1038/35054089;
RA Perna N.T., Plunkett G. III, Burland V., Mau B., Glasner J.D., Rose D.J.,
RA Mayhew G.F., Evans P.S., Gregor J., Kirkpatrick H.A., Posfai G.,
RA Hackett J., Klink S., Boutin A., Shao Y., Miller L., Grotbeck E.J.,
RA Davis N.W., Lim A., Dimalanta E.T., Potamousis K., Apodaca J.,
RA Anantharaman T.S., Lin J., Yen G., Schwartz D.C., Welch R.A.,
RA Blattner F.R.;
RT "Genome sequence of enterohaemorrhagic Escherichia coli O157:H7.";
RL Nature 409:529-533(2001).
RN [3]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=O157:H7 / Sakai / RIMD 0509952 / EHEC;
RX PubMed=11258796; DOI=10.1093/dnares/8.1.11;
RA Hayashi T., Makino K., Ohnishi M., Kurokawa K., Ishii K., Yokoyama K.,
RA Han C.-G., Ohtsubo E., Nakayama K., Murata T., Tanaka M., Tobe T., Iida T.,
RA Takami H., Honda T., Sasakawa C., Ogasawara N., Yasunaga T., Kuhara S.,
RA Shiba T., Hattori M., Shinagawa H.;
RT "Complete genome sequence of enterohemorrhagic Escherichia coli O157:H7 and
RT genomic comparison with a laboratory strain K-12.";
RL DNA Res. 8:11-22(2001).
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}.
CC -!- CAUTION: Could be the product of a pseudogene. The original protein is
CC interrupted by the insertion of the prophage VT2-Sakai between
CC positions 18 and 19. {ECO:0000305}.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAG55552.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; AP000422; BAA94098.1; -; Genomic_DNA.
DR EMBL; AE005174; AAG55552.1; ALT_INIT; Genomic_DNA.
DR EMBL; AE005174; AAG55621.1; ALT_TERM; Genomic_DNA.
DR EMBL; BA000007; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR PIR; A85645; A85645.
DR PIR; D85636; D85636.
DR RefSeq; WP_001151444.1; NZ_SEKU01000016.1.
DR AlphaFoldDB; Q8X4B4; -.
DR SMR; Q8X4B4; -.
DR STRING; 155864.Z1423; -.
DR KEGG; ece:Z1423; -.
DR KEGG; ece:Z1504; -.
DR PATRIC; fig|83334.175.peg.2812; -.
DR eggNOG; COG0655; Bacteria.
DR Proteomes; UP000000558; Chromosome.
DR Proteomes; UP000002519; Chromosome.
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 NCBIfam; TIGR01755; flav_wrbA; 1.
DR PANTHER; PTHR30546; FLAVODOXIN-RELATED PROTEIN WRBA-RELATED; 1.
DR PANTHER; PTHR30546:SF23; PROTEIN RFS1-RELATED; 1.
DR Pfam; PF03358; FMN_red; 1.
DR SUPFAM; SSF52218; Flavoproteins; 1.
DR PROSITE; PS50902; FLAVODOXIN_LIKE; 1.
PE 5: Uncertain;
KW Flavoprotein; FMN; NAD; NADP; Nucleotide-binding; Oxidoreductase;
KW Reference proteome.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000250"
FT CHAIN 2..198
FT /note="NAD(P)H dehydrogenase (quinone)"
FT /id="PRO_0000200747"
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
//
