NU1C_AETCO
ID NU1C_AETCO Reviewed; 360 AA.
AC A4QJH1;
DT 21-AUG-2007, integrated into UniProtKB/Swiss-Prot.
DT 15-MAY-2007, sequence version 1.
DT 25-MAY-2022, entry version 41.
DE RecName: Full=NAD(P)H-quinone oxidoreductase subunit 1, chloroplastic {ECO:0000255|HAMAP-Rule:MF_01350};
DE EC=7.1.1.- {ECO:0000255|HAMAP-Rule:MF_01350};
DE AltName: Full=NAD(P)H dehydrogenase subunit 1 {ECO:0000255|HAMAP-Rule:MF_01350};
DE Short=NDH subunit 1 {ECO:0000255|HAMAP-Rule:MF_01350};
DE AltName: Full=NADH-plastoquinone oxidoreductase subunit 1 {ECO:0000255|HAMAP-Rule:MF_01350};
GN Name=ndhA {ECO:0000255|HAMAP-Rule:MF_01350};
OS Aethionema cordifolium (Lebanon stonecress).
OG Plastid; Chloroplast.
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; malvids; Brassicales; Brassicaceae; Aethionemeae; Aethionema.
OX NCBI_TaxID=434059;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Hosouchi T., Tsuruoka H., Kotani H.;
RT "Sequencing analysis of Aethionema coridifolium chloroplast DNA.";
RL Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: NDH shuttles electrons from NAD(P)H:plastoquinone, via FMN
CC and iron-sulfur (Fe-S) centers, to quinones in the photosynthetic chain
CC and possibly in a chloroplast respiratory chain. The immediate electron
CC acceptor for the enzyme in this species is believed to be
CC plastoquinone. Couples the redox reaction to proton translocation, and
CC thus conserves the redox energy in a proton gradient.
CC {ECO:0000255|HAMAP-Rule:MF_01350}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a plastoquinone + (n+1) H(+)(in) + NADH = a plastoquinol + n
CC H(+)(out) + NAD(+); Xref=Rhea:RHEA:42608, Rhea:RHEA-COMP:9561,
CC Rhea:RHEA-COMP:9562, ChEBI:CHEBI:15378, ChEBI:CHEBI:17757,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:62192;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01350};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a plastoquinone + (n+1) H(+)(in) + NADPH = a plastoquinol + n
CC H(+)(out) + NADP(+); Xref=Rhea:RHEA:42612, Rhea:RHEA-COMP:9561,
CC Rhea:RHEA-COMP:9562, ChEBI:CHEBI:15378, ChEBI:CHEBI:17757,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:62192;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01350};
CC -!- SUBUNIT: NDH is composed of at least 16 different subunits, 5 of which
CC are encoded in the nucleus. {ECO:0000255|HAMAP-Rule:MF_01350}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC {ECO:0000255|HAMAP-Rule:MF_01350}; Multi-pass membrane protein
CC {ECO:0000255|HAMAP-Rule:MF_01350}.
CC -!- SIMILARITY: Belongs to the complex I subunit 1 family.
CC {ECO:0000255|HAMAP-Rule:MF_01350}.
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DR EMBL; AP009366; BAF49826.1; -; Genomic_DNA.
DR RefSeq; YP_001123001.1; NC_009265.1.
DR AlphaFoldDB; A4QJH1; -.
DR SMR; A4QJH1; -.
DR GeneID; 4968570; -.
DR GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0016655; F:oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor; IEA:UniProtKB-UniRule.
DR GO; GO:0048038; F:quinone binding; IEA:UniProtKB-KW.
DR GO; GO:0019684; P:photosynthesis, light reaction; IEA:UniProtKB-UniRule.
DR HAMAP; MF_01350; NDH1_NuoH; 1.
DR InterPro; IPR001694; NADH_UbQ_OxRdtase_su1/FPO.
DR InterPro; IPR018086; NADH_UbQ_OxRdtase_su1_CS.
DR PANTHER; PTHR11432; PTHR11432; 1.
DR Pfam; PF00146; NADHdh; 1.
DR PROSITE; PS00667; COMPLEX1_ND1_1; 1.
DR PROSITE; PS00668; COMPLEX1_ND1_2; 1.
PE 3: Inferred from homology;
KW Chloroplast; Membrane; NAD; NADP; Plastid; Plastoquinone; Quinone;
KW Thylakoid; Translocase; Transmembrane; Transmembrane helix.
FT CHAIN 1..360
FT /note="NAD(P)H-quinone oxidoreductase subunit 1,
FT chloroplastic"
FT /id="PRO_0000298862"
FT TRANSMEM 30..50
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 98..118
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 127..147
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 165..185
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 203..223
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 253..273
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 297..317
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 340..360
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
SQ SEQUENCE 360 AA; 40202 MW; DA9BACD8D27085AA CRC64;
MIIFATEVQT INSFVRLESF KEVYGLIWGF LPIFSLVVGI VTGVLVLVWL EREISARIQQ
RIGPEYAGAL GILQALADGI KLLFKENLRP SRGNTTLFSI GPSLAVISIL LSYSVIPFSN
HLVLADFNIG IFLWIAISSI APIGLLMSGY GSNNKYSFLG GLRAAAQSIS YEIPLTLCLL
SISLLSNSLS TVDIVEAQSK YGFWGWNLWR QPIGFIIFLI SSLAECERLP FDLPEAEEEL
VAGYQTEYSG IKFGLFYVAS YLNLLISSLF VTVLYLGGWN ISLPYISSLE LFERDPIFGT
TIGIFITLAK TYLFLFISIT TRWTLLRLRM DQLLNFGWKF LLPISLGNLL LTTSFQVFSL