ID NQOR_NITWN Reviewed; 199 AA.
AC Q3SU01;
DT 12-JUN-2007, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2005, sequence version 1.
DT 27-MAR-2024, entry version 114.
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=Nwi_0978;
OS Nitrobacter winogradskyi (strain ATCC 25391 / DSM 10237 / CIP 104748 /
OS NCIMB 11846 / Nb-255).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Nitrobacteraceae; Nitrobacter.
OX NCBI_TaxID=323098;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 25391 / DSM 10237 / CIP 104748 / NCIMB 11846 / Nb-255;
RX PubMed=16517654; DOI=10.1128/aem.72.3.2050-2063.2006;
RA Starkenburg S.R., Chain P.S.G., Sayavedra-Soto L.A., Hauser L., Land M.L.,
RA Larimer F.W., Malfatti S.A., Klotz M.G., Bottomley P.J., Arp D.J.,
RA Hickey W.J.;
RT "Genome sequence of the chemolithoautotrophic nitrite-oxidizing bacterium
RT Nitrobacter winogradskyi Nb-255.";
RL Appl. Environ. Microbiol. 72:2050-2063(2006).
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; CP000115; ABA04240.1; -; Genomic_DNA.
DR RefSeq; WP_011314279.1; NC_007406.1.
DR AlphaFoldDB; Q3SU01; -.
DR SMR; Q3SU01; -.
DR STRING; 323098.Nwi_0978; -.
DR KEGG; nwi:Nwi_0978; -.
DR eggNOG; COG0655; Bacteria.
DR HOGENOM; CLU_051402_0_2_5; -.
DR OrthoDB; 9801479at2; -.
DR Proteomes; UP000002531; 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 3: Inferred from homology;
KW Flavoprotein; FMN; NAD; NADP; Nucleotide-binding; Oxidoreductase;
KW Reference proteome.
FT CHAIN 1..199
FT /note="NAD(P)H dehydrogenase (quinone)"
FT /id="PRO_0000291020"
FT DOMAIN 4..190
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..119
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
FT BINDING 134
FT /ligand="FMN"
FT /ligand_id="ChEBI:CHEBI:58210"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01017"
SQ SEQUENCE 199 AA; 20670 MW; F368C6E9BDA049BD CRC64;
MAKVLVLYYS AYGHIEAMAN AVADGARQAG ATVDVKRVPE LVPEAVAKAK YFKLDQAAPL
AKVDDLADYD AIVVGTGTRF GRMSSQMASF LDQAGGLWAR GALHGKVGGA FSSSATQHGG
QETTLFSIIT NLLHFGMTIV GLNYGFAGQM GVKEVTGGAP YGATTIADGD GSRPPSENEL
AGARYQGRMI AETAAKLHG
//
