NU1C_CAPBU
ID NU1C_CAPBU Reviewed; 360 AA.
AC A4QKQ0;
DT 21-AUG-2007, integrated into UniProtKB/Swiss-Prot.
DT 15-MAY-2007, sequence version 1.
DT 25-MAY-2022, entry version 43.
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 Capsella bursa-pastoris (Shepherd's purse) (Thlaspi bursa-pastoris).
OG Plastid; Chloroplast.
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; malvids; Brassicales; Brassicaceae; Camelineae; Capsella.
OX NCBI_TaxID=3719;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JO22;
RA Hosouchi T., Tsuruoka H., Kotani H.;
RT "Sequencing analysis of Capsella bursa-pastoris JO22 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; AP009371; BAF50255.1; -; Genomic_DNA.
DR RefSeq; YP_001123430.1; NC_009270.1.
DR AlphaFoldDB; A4QKQ0; -.
DR SMR; A4QKQ0; -.
DR GeneID; 4961673; -.
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_0000298867"
FT TRANSMEM 27..47
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 129..149
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 248..268
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01350"
FT TRANSMEM 269..289
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; 40155 MW; 748C03A5C985D35B CRC64;
MIIYATAVQT INSFVKLESL KEVYGLIWIF VPIFFLVLGI ITGVLVIVWL EREISAGIQQ
RIGPEYAGPL GILQALADGI KLLFKENLRP SRGNTPLFSI GPSIAVISIL LSYSVIPFSN
HLILADLNIG IFLWIAISSI APIGLLMSGY GSNNKYSFLG GLRAAAQSIS YEIPLTLCVL
SISLLSNSLS TVDIVEAQSK YGFWGWNLWR QPIGFIIFLI SSLAECERLP FDLPEAEEEL
IAGYQTEYSG IKFGLFYVAS YLNLLISSLF VTVLYLGGWN FSIPYISILE LFQRDQIFGT
TIGIFITLAK TYLFLFISIA TRWTLPRLRM DQLLNLGWKF LLPISLGNLL LTTSFQLFSL