ID A3K1C8_9RHOB Unreviewed; 407 AA.
AC A3K1C8;
DT 03-APR-2007, integrated into UniProtKB/TrEMBL.
DT 03-APR-2007, sequence version 1.
DT 24-JAN-2024, entry version 71.
DE RecName: Full=NADH-quinone oxidoreductase subunit D {ECO:0000256|HAMAP-Rule:MF_01358};
DE EC=7.1.1.- {ECO:0000256|HAMAP-Rule:MF_01358};
DE AltName: Full=NADH dehydrogenase I subunit D {ECO:0000256|HAMAP-Rule:MF_01358};
DE AltName: Full=NDH-1 subunit D {ECO:0000256|HAMAP-Rule:MF_01358};
GN Name=nuoD {ECO:0000256|HAMAP-Rule:MF_01358};
GN ORFNames=SSE37_03740 {ECO:0000313|EMBL:EBA08724.1};
OS Sagittula stellata E-37.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Sagittula.
OX NCBI_TaxID=388399 {ECO:0000313|EMBL:EBA08724.1, ECO:0000313|Proteomes:UP000005713};
RN [1] {ECO:0000313|EMBL:EBA08724.1, ECO:0000313|Proteomes:UP000005713}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=E-37 {ECO:0000313|EMBL:EBA08724.1,
RC ECO:0000313|Proteomes:UP000005713};
RA Moran M.A., Ferriera S., Johnson J., Kravitz S., Beeson K., Sutton G.,
RA Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (JUN-2006) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-Rule:MF_01358}.
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:0000256|HAMAP-Rule:MF_01358};
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:0000256|HAMAP-Rule:MF_01358}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|HAMAP-Rule:MF_01358};
CC Peripheral membrane protein {ECO:0000256|HAMAP-Rule:MF_01358};
CC Cytoplasmic side {ECO:0000256|HAMAP-Rule:MF_01358}.
CC -!- SIMILARITY: Belongs to the complex I 49 kDa subunit family.
CC {ECO:0000256|ARBA:ARBA00005769, ECO:0000256|HAMAP-Rule:MF_01358,
CC ECO:0000256|RuleBase:RU003685}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EBA08724.1}.
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DR EMBL; AAYA01000004; EBA08724.1; -; Genomic_DNA.
DR RefSeq; WP_005857470.1; NZ_AAYA01000004.1.
DR AlphaFoldDB; A3K1C8; -.
DR eggNOG; COG0649; Bacteria.
DR OrthoDB; 9801496at2; -.
DR Proteomes; UP000005713; Unassembled WGS sequence.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0050136; F:NADH dehydrogenase (quinone) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0048038; F:quinone binding; IEA:UniProtKB-KW.
DR Gene3D; 1.10.645.10; Cytochrome-c3 Hydrogenase, chain B; 1.
DR HAMAP; MF_01358; NDH1_NuoD; 1.
DR InterPro; IPR001135; NADH_Q_OxRdtase_suD.
DR InterPro; IPR014029; NADH_UbQ_OxRdtase_49kDa_CS.
DR InterPro; IPR022885; NDH1_su_D/H.
DR InterPro; IPR029014; NiFe-Hase_large.
DR NCBIfam; TIGR01962; NuoD; 1.
DR PANTHER; PTHR11993:SF10; NADH DEHYDROGENASE [UBIQUINONE] IRON-SULFUR PROTEIN 2, MITOCHONDRIAL; 1.
DR PANTHER; PTHR11993; NADH-UBIQUINONE OXIDOREDUCTASE 49 KDA SUBUNIT; 1.
DR Pfam; PF00346; Complex1_49kDa; 1.
DR SUPFAM; SSF56762; HydB/Nqo4-like; 1.
DR PROSITE; PS00535; COMPLEX1_49K; 1.
PE 3: Inferred from homology;
KW Cell membrane {ECO:0000256|HAMAP-Rule:MF_01358};
KW Membrane {ECO:0000256|HAMAP-Rule:MF_01358};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_01358};
KW Oxidoreductase {ECO:0000313|EMBL:EBA08724.1};
KW Quinone {ECO:0000256|HAMAP-Rule:MF_01358};
KW Reference proteome {ECO:0000313|Proteomes:UP000005713};
KW Translocase {ECO:0000256|ARBA:ARBA00022967, ECO:0000256|HAMAP-
KW Rule:MF_01358};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|HAMAP-Rule:MF_01358};
KW Ubiquinone {ECO:0000256|HAMAP-Rule:MF_01358}.
FT DOMAIN 134..407
FT /note="NADH-quinone oxidoreductase subunit D"
FT /evidence="ECO:0000259|Pfam:PF00346"
SQ SEQUENCE 407 AA; 45996 MW; B2EB738DCCEE420E CRC64;
MMDGSKGFED ALTGEQKIRN FNINFGPQHP AAHGVLRLVL ELDGEIVERC DPHIGLLHRG
TEKLMESRTY LQNLPYFDRL DYVAPMNQEH AWCLAIERLT GVEVPRRASL IRVLYSEIGR
VLNHLLNVTT QAMDVGALTP PLWGFEEREK LMIFYERACG ARLHSAYFRP GGVHQDLPPK
LIDDIEQWAK EFPAKLDDID GLLTENRIFK QRNADIGVVT EQEILDWGFS GVMVRGSGLA
WDLRRAQPYE CYDEFDFKIP VGKNGDCYDR YLCRMAEMRE STKIILQAVE KLRAPDGQGD
VLARGKVTPP KRDEMKTSME ALIHHFKLYT EGFHVPAGEV YAAVEAPKGE FGVYLVADGT
NKPYRAKLRA PGYLHLQAMD HVASGHQLAD VAAIIGTMDI VFGEVDR
//