NDHH_STAPU
ID NDHH_STAPU Reviewed; 395 AA.
AC Q32S01;
DT 16-DEC-2008, integrated into UniProtKB/Swiss-Prot.
DT 06-DEC-2005, sequence version 1.
DT 25-MAY-2022, entry version 70.
DE RecName: Full=NAD(P)H-quinone oxidoreductase subunit H, chloroplastic {ECO:0000255|HAMAP-Rule:MF_01358};
DE EC=7.1.1.- {ECO:0000255|HAMAP-Rule:MF_01358};
DE AltName: Full=NAD(P)H dehydrogenase subunit H;
DE AltName: Full=NADH-plastoquinone oxidoreductase 49 kDa subunit {ECO:0000255|HAMAP-Rule:MF_01358};
DE AltName: Full=NADH-plastoquinone oxidoreductase subunit H {ECO:0000255|HAMAP-Rule:MF_01358};
GN Name=ndhH {ECO:0000255|HAMAP-Rule:MF_01358};
OS Staurastrum punctulatum (Green alga) (Cosmoastrum punctulatum).
OG Plastid; Chloroplast.
OC Eukaryota; Viridiplantae; Streptophyta; Zygnemophyceae; Zygnematophycidae;
OC Desmidiales; Desmidiaceae; Staurastrum.
OX NCBI_TaxID=102822;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=16236178; DOI=10.1186/1741-7007-3-22;
RA Turmel M., Otis C., Lemieux C.;
RT "The complete chloroplast DNA sequences of the charophycean green algae
RT Staurastrum and Zygnema reveal that the chloroplast genome underwent
RT extensive changes during the evolution of the Zygnematales.";
RL BMC Biol. 3:22-22(2005).
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_01358}.
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_01358};
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_01358};
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_01358}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC {ECO:0000255|HAMAP-Rule:MF_01358}; Peripheral membrane protein
CC {ECO:0000255|HAMAP-Rule:MF_01358}; Stromal side {ECO:0000255|HAMAP-
CC Rule:MF_01358}.
CC -!- SIMILARITY: Belongs to the complex I 49 kDa subunit family.
CC {ECO:0000255|HAMAP-Rule:MF_01358}.
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DR EMBL; AY958085; AAX45704.1; -; Genomic_DNA.
DR RefSeq; YP_636375.1; NC_008116.1.
DR AlphaFoldDB; Q32S01; -.
DR SMR; Q32S01; -.
DR GeneID; 4108596; -.
DR GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
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 Gene3D; 1.10.645.10; -; 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 PANTHER; PTHR11993; PTHR11993; 1.
DR Pfam; PF00346; Complex1_49kDa; 1.
DR SUPFAM; SSF56762; SSF56762; 1.
DR PROSITE; PS00535; COMPLEX1_49K; 1.
PE 3: Inferred from homology;
KW Chloroplast; Membrane; NAD; NADP; Plastid; Plastoquinone; Quinone;
KW Thylakoid; Translocase; Transport.
FT CHAIN 1..395
FT /note="NAD(P)H-quinone oxidoreductase subunit H,
FT chloroplastic"
FT /id="PRO_0000358028"
SQ SEQUENCE 395 AA; 45730 MW; CD70A58A8F20571A CRC64;
MTMLKTKADP MIVSMGPHHP SMHGVLRLIV TLDGENVIDC EPILGYLHRG MEKIAENRTT
LQYLPYVTRW DYLATMFTEA VTVNAPERLA NIQVPKRASY IRVIMLELSR LASHLLWLGP
FMADIGAQTP FFYIFREREM IYDLFESATG MRMMHNYFRI GGVAVDLPYG WVDKCLDFCD
YFLPKIDEYE RLITRNPIFL KRVEGVGFIG REEAINWGLS GPMLRASGVQ WDLRKVDHYE
CYDEFDWQVE WQTEGDCLAR YLVRIGEMRE STKIIQQALK SIPGGPYENL EARRIGLIGT
DSAQWNDFEY QFISKKPSPT FKLPKQEHYV RVEAPKGELG IYLIGDDSIF PWRWKIRPPG
FINLQILPQL LRGVKLADIM TILGSIDIIM GEVDR