ID A0A2U1C5J2_9BURK Unreviewed; 712 AA.
AC A0A2U1C5J2;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 25.
DE RecName: Full=NADH-quinone oxidoreductase {ECO:0000256|RuleBase:RU003525};
DE EC=7.1.1.- {ECO:0000256|RuleBase:RU003525};
GN ORFNames=C8D04_1418 {ECO:0000313|EMBL:PVY56186.1};
OS Simplicispira sp. 125.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Simplicispira.
OX NCBI_TaxID=2135643 {ECO:0000313|EMBL:PVY56186.1, ECO:0000313|Proteomes:UP000245599};
RN [1] {ECO:0000313|EMBL:PVY56186.1, ECO:0000313|Proteomes:UP000245599}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=125 {ECO:0000313|EMBL:PVY56186.1,
RC ECO:0000313|Proteomes:UP000245599};
RA Chistoserdova L.;
RT "Synthetic bacterial communities of pure cultures isolated from sediment of
RT Lake Washington, USA.";
RL Submitted (APR-2018) 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. Couples the redox
CC reaction to proton translocation (for every two electrons transferred,
CC four hydrogen ions are translocated across the cytoplasmic membrane),
CC and thus conserves the redox energy in a proton gradient.
CC {ECO:0000256|RuleBase:RU003525}.
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|ARBA:ARBA00000100,
CC ECO:0000256|RuleBase:RU003525};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|RuleBase:RU003525};
CC Note=Binds 1 [2Fe-2S] cluster per subunit.
CC {ECO:0000256|RuleBase:RU003525};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|ARBA:ARBA00001966,
CC ECO:0000256|RuleBase:RU003525};
CC -!- SIMILARITY: Belongs to the complex I 75 kDa subunit family.
CC {ECO:0000256|ARBA:ARBA00005404, ECO:0000256|RuleBase:RU003525}.
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:PVY56186.1}.
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DR EMBL; QEKM01000001; PVY56186.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2U1C5J2; -.
DR OrthoDB; 7376058at2; -.
DR Proteomes; UP000245599; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProt.
DR GO; GO:0043231; C:intracellular membrane-bounded organelle; IEA:UniProt.
DR GO; GO:0016020; C:membrane; IEA:InterPro.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-UniRule.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008137; F:NADH dehydrogenase (ubiquinone) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0048038; F:quinone binding; IEA:UniProtKB-UniRule.
DR GO; GO:0042773; P:ATP synthesis coupled electron transport; IEA:InterPro.
DR CDD; cd00207; fer2; 1.
DR CDD; cd02772; MopB_NDH-1_NuoG2; 1.
DR Gene3D; 3.10.20.740; -; 1.
DR Gene3D; 3.30.200.210; -; 1.
DR Gene3D; 3.30.70.20; -; 1.
DR Gene3D; 3.40.50.740; -; 1.
DR InterPro; IPR036010; 2Fe-2S_ferredoxin-like_sf.
DR InterPro; IPR001041; 2Fe-2S_ferredoxin-type.
DR InterPro; IPR006656; Mopterin_OxRdtase.
DR InterPro; IPR006963; Mopterin_OxRdtase_4Fe-4S_dom.
DR InterPro; IPR000283; NADH_UbQ_OxRdtase_75kDa_su_CS.
DR InterPro; IPR010228; NADH_UbQ_OxRdtase_Gsu.
DR InterPro; IPR019574; NADH_UbQ_OxRdtase_Gsu_4Fe4S-bd.
DR NCBIfam; TIGR01973; NuoG; 1.
DR PANTHER; PTHR43105:SF13; NADH-UBIQUINONE OXIDOREDUCTASE 75 KDA SUBUNIT, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43105; RESPIRATORY NITRATE REDUCTASE; 1.
DR Pfam; PF13510; Fer2_4; 1.
DR Pfam; PF00384; Molybdopterin; 1.
DR Pfam; PF10588; NADH-G_4Fe-4S_3; 1.
DR SMART; SM00929; NADH-G_4Fe-4S_3; 1.
DR SUPFAM; SSF54292; 2Fe-2S ferredoxin-like; 1.
DR SUPFAM; SSF54862; 4Fe-4S ferredoxins; 1.
DR SUPFAM; SSF53706; Formate dehydrogenase/DMSO reductase, domains 1-3; 1.
DR PROSITE; PS51085; 2FE2S_FER_2; 1.
DR PROSITE; PS51839; 4FE4S_HC3; 1.
DR PROSITE; PS51669; 4FE4S_MOW_BIS_MGD; 1.
DR PROSITE; PS00641; COMPLEX1_75K_1; 1.
DR PROSITE; PS00642; COMPLEX1_75K_2; 1.
DR PROSITE; PS00643; COMPLEX1_75K_3; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|RuleBase:RU003525};
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|RuleBase:RU003525};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|RuleBase:RU003525};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|RuleBase:RU003525};
KW Metal-binding {ECO:0000256|RuleBase:RU003525};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|RuleBase:RU003525};
KW Quinone {ECO:0000256|RuleBase:RU003525};
KW Reference proteome {ECO:0000313|Proteomes:UP000245599};
KW Translocase {ECO:0000256|ARBA:ARBA00022967, ECO:0000256|RuleBase:RU003525}.
FT DOMAIN 1..78
FT /note="2Fe-2S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51085"
FT DOMAIN 78..117
FT /note="4Fe-4S His(Cys)3-ligated-type"
FT /evidence="ECO:0000259|PROSITE:PS51839"
FT DOMAIN 216..272
FT /note="4Fe-4S Mo/W bis-MGD-type"
FT /evidence="ECO:0000259|PROSITE:PS51669"
SQ SEQUENCE 712 AA; 76327 MW; 343731833D0A325A CRC64;
MVEIELDGQK VEIAEGSMVM HAAEKAGTYI PHFCYHKKLS IAANCRMCLV DVEKAPKPMP
ACATPVTQGM IVRTKSDKAI QAQKSVMEFL LINHPLDCPI CDQGGECQLQ DLAVGYGASS
TRYEEEKRVV HFKDVGPLIS MQEMTRCIHC TRCVRFGQEV AGVMELGMIH RGEHSEITTV
AGDTIDSELS GNMIDICPVG ALTSKPFRYS ARTWELSRRK SVSPHDSTGA NLIVQVKNHK
VMRVLPFENE DVNECWIADR DRFSYEALAS EERLMHPMLK QGGEWAEVDW QTALEYVANG
LRCIQKEQGA QSIGALVSPH STLEELYLAG ALVRGLGSSN IDHRLRHADF TAPEGVRWLG
RSIASLSTLQ SVLVVGSSLR KDHPLFAQRI RQAARKGCTV MAIDAVARDW AMPVAQTLLA
APGAWAHALA DVAAVVAQEK GVTAPVNEGR SDNETARAIA LALLSGEHKA VLLGNAAAHH
AQATSLLALA NWIGAQTGAT VGYLTEAANT VGAQWVDAMP GKGGLNAAQM LEGGLKGLFL
LNNEPVYDSA AGAQAVAALS KVDMVVTLSP FKTNMEFSDV LLPIAPFTET SGSFVNAEGL
LQSFHAVVRP LGETRPAWKV LRVLANLMDL PGFDFETSQD VLSKATGASA GLVNAVPAER
LGNATQVTPH VATGAVAEPV VASIYQLDGL VRRASSLQLT ADARLGREGA PA
//