NUOC_POLNA
ID NUOC_POLNA Reviewed; 204 AA.
AC A1VM62;
DT 16-DEC-2008, integrated into UniProtKB/Swiss-Prot.
DT 06-FEB-2007, sequence version 1.
DT 25-MAY-2022, entry version 82.
DE RecName: Full=NADH-quinone oxidoreductase subunit C {ECO:0000255|HAMAP-Rule:MF_01357};
DE EC=7.1.1.- {ECO:0000255|HAMAP-Rule:MF_01357};
DE AltName: Full=NADH dehydrogenase I subunit C {ECO:0000255|HAMAP-Rule:MF_01357};
DE AltName: Full=NDH-1 subunit C {ECO:0000255|HAMAP-Rule:MF_01357};
GN Name=nuoC {ECO:0000255|HAMAP-Rule:MF_01357}; OrderedLocusNames=Pnap_1426;
OS Polaromonas naphthalenivorans (strain CJ2).
OC Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Polaromonas.
OX NCBI_TaxID=365044;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CJ2;
RX PubMed=19453698; DOI=10.1111/j.1462-2920.2009.01947.x;
RA Yagi J.M., Sims D., Brettin T., Bruce D., Madsen E.L.;
RT "The genome of Polaromonas naphthalenivorans strain CJ2, isolated from coal
RT tar-contaminated sediment, reveals physiological and metabolic versatility
RT and evolution through extensive horizontal gene transfer.";
RL Environ. Microbiol. 11:2253-2270(2009).
CC -!- FUNCTION: NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur
CC (Fe-S) centers, to quinones in the respiratory chain. The immediate
CC electron acceptor for the enzyme in this species is believed to be
CC ubiquinone. Couples the redox reaction to proton translocation (for
CC every two electrons transferred, four hydrogen ions are translocated
CC across the cytoplasmic membrane), and thus conserves the redox energy
CC in a proton gradient. {ECO:0000255|HAMAP-Rule:MF_01357}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a quinone + 5 H(+)(in) + NADH = a quinol + 4 H(+)(out) +
CC NAD(+); Xref=Rhea:RHEA:57888, ChEBI:CHEBI:15378, ChEBI:CHEBI:24646,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:132124;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01357};
CC -!- SUBUNIT: NDH-1 is composed of 14 different subunits. Subunits NuoB, C,
CC D, E, F, and G constitute the peripheral sector of the complex.
CC {ECO:0000255|HAMAP-Rule:MF_01357}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_01357}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_01357}; Cytoplasmic side {ECO:0000255|HAMAP-Rule:MF_01357}.
CC -!- SIMILARITY: Belongs to the complex I 30 kDa subunit family.
CC {ECO:0000255|HAMAP-Rule:MF_01357}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP000529; ABM36740.1; -; Genomic_DNA.
DR AlphaFoldDB; A1VM62; -.
DR SMR; A1VM62; -.
DR STRING; 365044.Pnap_1426; -.
DR EnsemblBacteria; ABM36740; ABM36740; Pnap_1426.
DR KEGG; pna:Pnap_1426; -.
DR eggNOG; COG0852; Bacteria.
DR HOGENOM; CLU_042628_2_1_4; -.
DR OMA; MERETYD; -.
DR Proteomes; UP000000644; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008137; F:NADH dehydrogenase (ubiquinone) activity; IEA:InterPro.
DR GO; GO:0048038; F:quinone binding; IEA:UniProtKB-KW.
DR Gene3D; 3.30.460.80; -; 1.
DR HAMAP; MF_01357; NDH1_NuoC; 1.
DR InterPro; IPR010218; NADH_DH_suC.
DR InterPro; IPR037232; NADH_quin_OxRdtase_su_C/D-like.
DR InterPro; IPR001268; NADH_UbQ_OxRdtase_30kDa_su.
DR InterPro; IPR020396; NADH_UbQ_OxRdtase_CS.
DR Pfam; PF00329; Complex1_30kDa; 1.
DR SUPFAM; SSF143243; SSF143243; 1.
DR TIGRFAMs; TIGR01961; NuoC_fam; 1.
DR PROSITE; PS00542; COMPLEX1_30K; 1.
PE 3: Inferred from homology;
KW Cell inner membrane; Cell membrane; Membrane; NAD; Quinone;
KW Reference proteome; Translocase; Transport; Ubiquinone.
FT CHAIN 1..204
FT /note="NADH-quinone oxidoreductase subunit C"
FT /id="PRO_0000358160"
SQ SEQUENCE 204 AA; 23009 MW; 90C7741B09537C05 CRC64;
MEFSHPPVSV SQLGETIALV LGGKAKSVKI ALGEITVTVA AADYLAAATL LRDAPGCKFE
QLLDLCGLDY SEYKNGQYDG LRYCVSSHLL SVSLNQRVRL KVFCPDDDFP VVDSVNGIWN
SANWFEREAF DLYGIVFEGH NDLRRILTDY GFIGHPFRKD FPTTGHVEMR YDAEQKRVIY
QPVTIEPREM IPRVIREDNY GGLQ