Annotations: 6ZJY

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth 1]	SCOP2B Superfamily	Nqo1 middle domain-like	8041342	3000871	SCOP2B (2022-06-29)
A [auth 1]	SCOP2B Superfamily	Nqo1C-terminal domain-like	8041340	3001171	SCOP2B (2022-06-29)
A [auth 1]	SCOP2B Superfamily	Nqo1 FMN-binding domain-like	8041341	3001265	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8053515	3002200	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8053512	3002200	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054164	3002280	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047669	3002280	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054163	3002280	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054162	3002280	SCOP2B (2022-06-29)
N	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054159	3002280	SCOP2B (2022-06-29)
N	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054158	3002280	SCOP2B (2022-06-29)
O [auth H]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054148	3002280	SCOP2B (2022-06-29)
B [auth 2]	SCOP2B Superfamily	Thioredoxin-like	8041344	3000031	SCOP2B (2022-06-29)
C [auth 3]	SCOP2B Superfamily	2Fe-2S ferredoxin-like	8041347	3000113	SCOP2B (2022-06-29)
C [auth 3]	SCOP2B Superfamily	4Fe-4S ferredoxins	8041348	3000020	SCOP2B (2022-06-29)
C [auth 3]	SCOP2B Superfamily	ADC-like	8041345	3001132	SCOP2B (2022-06-29)
C [auth 3]	SCOP2B Superfamily	Formate dehydrogenase/DMSO reductase, domains 1-3	8041346	3001453	SCOP2B (2022-06-29)
D [auth 4]	SCOP2B Superfamily	HydB/Nqo4-like	8041349	3001849	SCOP2B (2022-06-29)
E [auth 5]	SCOP2B Superfamily	Nqo5-like	8041351	3001071	SCOP2B (2022-06-29)
F [auth 6]	SCOP2B Superfamily	Nqo6/HydA N-terminal domain-like	8041352	3002291	SCOP2B (2022-06-29)
G [auth 9]	SCOP2B Superfamily	4Fe-4S ferredoxins	8041354	3000020	SCOP2B (2022-06-29)
H [auth 7]	SCOP2B Superfamily	Frataxin/Nqo15-like	8041353	3001840	SCOP2B (2022-06-29)
I [auth A]	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8106702	3002200	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth 1]	NADH_4Fe-4S	e6zjy11	A: alpha bundles	X: Bromodomain-like	H: Nqo1C-terminal domain-like (From Topology)	T: Nqo1C-terminal domain-like	F: NADH_4Fe-4S	ECOD (1.6)
A [auth 1]	SLBB	e6zjy12	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Nqo1 middle domain-like	F: SLBB	ECOD (1.6)
A [auth 1]	Complex1_51K	e6zjy13	A: a/b three-layered sandwiches	X: Nqo1 FMN-binding domain-like (From Topology)	H: Nqo1 FMN-binding domain-like (From Topology)	T: Nqo1 FMN-binding domain-like	F: Complex1_51K	ECOD (1.6)
J	Oxidored_q3	e6zjyJ1	A: extended segments	X: NADH-quinone oxidoreductase subunit J (From Topology)	H: NADH-quinone oxidoreductase subunit J (From Topology)	T: NADH-quinone oxidoreductase subunit J	F: Oxidored_q3	ECOD (1.6)
K	Oxidored_q2	e6zjyK1	A: alpha complex topology	X: NADH-quinone oxidoreductase subunit K (From Topology)	H: NADH-quinone oxidoreductase subunit K (From Topology)	T: NADH-quinone oxidoreductase subunit K	F: Oxidored_q2	ECOD (1.6)
L	Proton_antipo_M	e6zjyL1	A: alpha complex topology	X: Sodium/proton antiporter subunits-like (From Homology)	H: Sodium/proton antiporter subunits-like	T: NADH-quinone oxidoreductase subunit L (NuoL)-related	F: Proton_antipo_M	ECOD (1.6)
M	Proton_antipo_M	e6zjyM1	A: alpha complex topology	X: Sodium/proton antiporter subunits-like (From Homology)	H: Sodium/proton antiporter subunits-like	T: NADH-quinone oxidoreductase subunit L (NuoL)-related	F: Proton_antipo_M	ECOD (1.6)
N	Proton_antipo_M	e6zjyN1	A: alpha complex topology	X: Sodium/proton antiporter subunits-like (From Homology)	H: Sodium/proton antiporter subunits-like	T: NADH-quinone oxidoreductase subunit L (NuoL)-related	F: Proton_antipo_M	ECOD (1.6)
O [auth H]	NADHdh	e6zjyH1	A: alpha complex topology	X: Sodium/proton antiporter subunits-like (From Homology)	H: Sodium/proton antiporter subunits-like	T: NADH-quinone oxidoreductase subunit 8 (Nqo8)-related	F: NADHdh	ECOD (1.6)
B [auth 2]	2Fe-2S_thioredx_N	e6zjy21	A: alpha bundles	X: NQO2 helical bundle domain (From Topology)	H: NQO2 helical bundle domain (From Topology)	T: NQO2 helical bundle domain	F: 2Fe-2S_thioredx_N	ECOD (1.6)
B [auth 2]	2Fe-2S_thioredx_C	e6zjy22	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: 2Fe-2S_thioredx_C	ECOD (1.6)
C [auth 3]	Molydop_binding	e6zjy37	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: double psi	F: Molydop_binding	ECOD (1.6)
C [auth 3]	PRK09129	e6zjy34	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: PRK09129	ECOD (1.6)
C [auth 3]	Fer2_4	e6zjy31	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Fer2_4	ECOD (1.6)
C [auth 3]	Molybdop_Fe4S4	e6zjy32	A: a+b two layers	X: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)	H: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domain 1	F: Molybdop_Fe4S4	ECOD (1.6)
C [auth 3]	Molybdopterin_2nd	e6zjy35	A: a/b three-layered sandwiches	X: Rossmann-like	H: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domains 2 and 3	F: Molybdopterin_2nd	ECOD (1.6)
C [auth 3]	NuoG_2nd	e6zjy33	A: a/b three-layered sandwiches	X: Rossmann-like	H: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domains 2 and 3	F: NuoG_2nd	ECOD (1.6)
C [auth 3]	NADH-G_4Fe-4S_3	e6zjy36	A: extended segments	X: iron-sulfur center-binding helical hairpin (From Topology)	H: iron-sulfur center-binding helical hairpin (From Topology)	T: iron-sulfur center-binding helical hairpin	F: NADH-G_4Fe-4S_3	ECOD (1.6)
D [auth 4]	Complex1_49kDa_1st	e6zjy42	A: alpha complex topology	X: alpha-helical domain in nickel-iron hydrogenase, large subunit (From Topology)	H: alpha-helical domain in nickel-iron hydrogenase, large subunit (From Topology)	T: alpha-helical domain in nickel-iron hydrogenase, large subunit	F: Complex1_49kDa_1st	ECOD (1.6)
D [auth 4]	NuoD	e6zjy41	A: a+b two layers	X: FAD-linked reductases, C-terminal domain-like	H: Ni-Fe binding domain in nickel-iron hydrogenase large subunit (From Topology)	T: Ni-Fe binding domain in nickel-iron hydrogenase large subunit	F: NuoD	ECOD (1.6)
D [auth 4]	Complex1_49kDa_2nd	e6zjy43	A: a+b two layers	X: FAD-linked reductases, C-terminal domain-like	H: Ni-Fe binding domain in nickel-iron hydrogenase large subunit (From Topology)	T: Ni-Fe binding domain in nickel-iron hydrogenase large subunit	F: Complex1_49kDa_2nd	ECOD (1.6)
E [auth 5]	Complex1_30kDa	e6zjy51	A: a+b two layers	X: Nqo5-like	H: Nqo5-like (From Topology)	T: Nqo5-like	F: Complex1_30kDa	ECOD (1.6)
F [auth 6]	Oxidored_q6	e6zjy61	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F: Oxidored_q6	ECOD (1.6)
G [auth 9]	Fer4_21_1	e6zjy91	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
H [auth 7]	NADH_Oxid_Nqo15	e6zjy71	A: a+b two layers	X: Type III secretory system chaperone-like	H: Frataxin-like (From Topology)	T: Frataxin-like	F: NADH_Oxid_Nqo15	ECOD (1.6)
I [auth A]	Oxidored_q4	e6zjyA1	A: extended segments	X: NADH-quinone oxidoreductase subunit A (From Topology)	H: NADH-quinone oxidoreductase subunit A (From Topology)	T: NADH-quinone oxidoreductase subunit A	F: Oxidored_q4	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth 1]	PF10531	SLBB domain (SLBB)	SLBB domain	-	Domain
A [auth 1]	PF22461	SLBB domain (SLBB_2)	SLBB domain	This entry represents a set of SLBB domains [5].	Domain
A [auth 1]	PF01512	Respiratory-chain NADH dehydrogenase 51 Kd subunit (Complex1_51K)	Respiratory-chain NADH dehydrogenase 51 Kd subunit	-	Family
A [auth 1]	PF10589	NADH-ubiquinone oxidoreductase-F iron-sulfur binding region (NADH_4Fe-4S)	NADH-ubiquinone oxidoreductase-F iron-sulfur binding region	-	Domain
J	PF00499	NADH-ubiquinone/plastoquinone oxidoreductase chain 6 (Oxidored_q3)	NADH-ubiquinone/plastoquinone oxidoreductase chain 6	-	Family
K	PF00420	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L (Oxidored_q2)	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L	-	Family
L	PF00361	Proton-conducting membrane transporter (Proton_antipo_M)	Proton-conducting membrane transporter	-	Family
L	PF00662	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus (Proton_antipo_N)	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus	-	Family
M	PF00361	Proton-conducting membrane transporter (Proton_antipo_M)	Proton-conducting membrane transporter	-	Family
N	PF00361	Proton-conducting membrane transporter (Proton_antipo_M)	Proton-conducting membrane transporter	-	Family
O [auth H]	PF00146	NADH dehydrogenase (NADHdh)	NADH dehydrogenase	-	Family
B [auth 2]	PF01257	Thioredoxin-like [2Fe-2S] ferredoxin (2Fe-2S_thioredx)	Thioredoxin-like [2Fe-2S] ferredoxin	-	Family
C [auth 3]	PF01568	Molydopterin dinucleotide binding domain (Molydop_binding)	Molydopterin dinucleotide binding domain	This domain is found in various molybdopterin - containing oxidoreductases and tungsten formylmethanofuran dehydrogenase subunit d (FwdD) and molybdenum formylmethanofuran dehydrogenase subunit (FmdD); where the domain constitutes almost the entir ...	This domain is found in various molybdopterin - containing oxidoreductases and tungsten formylmethanofuran dehydrogenase subunit d (FwdD) and molybdenum formylmethanofuran dehydrogenase subunit (FmdD); where the domain constitutes almost the entire subunit. The formylmethanofuran dehydrogenase catalyses the first step in methane formation from CO2 in methanogenic archaea and has a molybdopterin dinucleotide cofactor [1]. This domain corresponds to the C-terminal domain IV in dimethyl sulfoxide (DMSO)reductase which interacts with the 2-amino pyrimidone ring of both molybdopterin guanine dinucleotide molecules [2].	Domain
C [auth 3]	PF04879	Molybdopterin oxidoreductase Fe4S4 domain (Molybdop_Fe4S4)	Molybdopterin oxidoreductase Fe4S4 domain	This domain is found in formate dehydrogenase H for which the structure is known. This first domain (residues 1 to 60) of PDB:1aa6 is an Fe4S4 cluster just below the protein surface [1].	Domain
C [auth 3]	PF00384	Molybdopterin oxidoreductase (Molybdopterin)	Molybdopterin oxidoreductase	-	Family
C [auth 3]	PF00111	2Fe-2S iron-sulfur cluster binding domain (Fer2)	2Fe-2S iron-sulfur cluster binding domain	-	Domain
C [auth 3]	PF22117	NADH-quinone oxidoreductase subunit 3, ferredoxin-like domain (Nqo3_Fer4)	NADH-quinone oxidoreductase subunit 3, ferredoxin-like domain	NADH-quinone oxidoreductase subunit 3 (Nqo3) is a component of respiratory complex I. This protein is located at the peripheral arm of the complex and consists of multiple domains. This entry represents the second ferredoxin-like domain which contain ...	NADH-quinone oxidoreductase subunit 3 (Nqo3) is a component of respiratory complex I. This protein is located at the peripheral arm of the complex and consists of multiple domains. This entry represents the second ferredoxin-like domain which contains Fe4-S4 cluster, one of the redox centers of the complex [1-5].	Domain
C [auth 3]	PF10588	NADH-ubiquinone oxidoreductase-G iron-sulfur binding region (NADH-G_4Fe-4S_3)	NADH-ubiquinone oxidoreductase-G iron-sulfur binding region	-	Domain
D [auth 4]	PF00346	Respiratory-chain NADH dehydrogenase, 49 Kd subunit (Complex1_49kDa)	Respiratory-chain NADH dehydrogenase, 49 Kd subunit	-	Family
E [auth 5]	PF00329	Respiratory-chain NADH dehydrogenase, 30 Kd subunit (Complex1_30kDa)	Respiratory-chain NADH dehydrogenase, 30 Kd subunit	-	Family
F [auth 6]	PF01058	NADH ubiquinone oxidoreductase, 20 Kd subunit (Oxidored_q6)	NADH ubiquinone oxidoreductase, 20 Kd subunit	-	Family
G [auth 9]	PF00037	4Fe-4S binding domain (Fer4)	4Fe-4S binding domain	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich.	Domain
H [auth 7]	PF11497	NADH-quinone oxidoreductase chain 15 (NADH_Oxid_Nqo15)	NADH-quinone oxidoreductase chain 15	-	Family
I [auth A]	PF00507	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3 (Oxidored_q4)	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth 1]	NADH-quinone oxidoreductase subunit 1	binding nucleotide binding FMN binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity binding nucleotide binding FMN binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity catalytic activity quinone binding NAD binding purine nucleotide binding adenyl nucleotide binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding cation binding metal ion binding	-	respiratory chain complex protein-containing complex catalytic complex membrane membrane protein complex cellular anatomical entity transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex cell periphery plasma membrane
J	NADH-quinone oxidoreductase subunit 10	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity catalytic activity binding quinone binding small molecule binding	-	cell periphery plasma membrane membrane cellular anatomical entity
K	NADH-quinone oxidoreductase subunit 11	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity binding quinone binding small molecule binding	aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds cellular metabolic process ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy respiratory electron transport chain metabolic process cellular process	cell periphery plasma membrane membrane cellular anatomical entity
L	NADH-quinone oxidoreductase subunit 12	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity catalytic activity binding quinone binding small molecule binding	aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds cellular metabolic process ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy respiratory electron transport chain metabolic process cellular process	cell periphery plasma membrane membrane cellular anatomical entity
M	NADH-quinone oxidoreductase subunit 13	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity catalytic activity binding quinone binding small molecule binding	aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds cellular metabolic process ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy respiratory electron transport chain metabolic process cellular process	cell periphery plasma membrane membrane cellular anatomical entity
N	NADH-quinone oxidoreductase subunit 14	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity binding quinone binding small molecule binding	aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds cellular metabolic process ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy respiratory electron transport chain metabolic process cellular process	cell periphery plasma membrane membrane cellular anatomical entity
O [auth H]	NADH-quinone oxidoreductase subunit 8	oxidoreductase activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor catalytic activity binding quinone binding small molecule binding	-	cell periphery plasma membrane membrane cellular anatomical entity
B [auth 2]	NADH-quinone oxidoreductase subunit 2	oxidoreductase activity catalytic activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding cation binding ion binding metal ion binding quinone binding	-	respiratory chain complex protein-containing complex catalytic complex membrane membrane protein complex cellular anatomical entity transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex cell periphery plasma membrane
C [auth 3]	NADH-quinone oxidoreductase subunit 3	iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreductase activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity catalytic activity quinone binding organic cyclic compound binding molybdopterin cofactor binding 4 iron, 4 sulfur cluster binding cation binding ion binding metal ion binding	aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds cellular metabolic process ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy respiratory electron transport chain metabolic process cellular process	cell periphery plasma membrane membrane cellular anatomical entity
D [auth 4]	NADH-quinone oxidoreductase subunit 4	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity NAD binding binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding adenyl nucleotide binding nucleotide binding heterocyclic compound binding oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity NAD binding binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding adenyl nucleotide binding nucleotide binding heterocyclic compound binding small molecule binding quinone binding	-	cell periphery plasma membrane membrane cellular anatomical entity
E [auth 5]	NADH-quinone oxidoreductase subunit 5	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity binding quinone binding small molecule binding	-	cell periphery plasma membrane membrane cellular anatomical entity
F [auth 6]	NADH-quinone oxidoreductase subunit 6	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity quinone binding	-	cell periphery plasma membrane membrane cellular anatomical entity
G [auth 9]	NADH-quinone oxidoreductase subunit 9	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding quinone binding	-	cell periphery plasma membrane membrane cellular anatomical entity
H [auth 7]	NADH-quinone oxidoreductase subunit 15	cation binding ferric iron binding transition metal ion binding iron ion binding ion binding binding metal ion binding small molecule binding quinone binding	cellular component biogenesis cellular component organization metallo-sulfur cluster assembly cellular component assembly iron-sulfur cluster assembly cellular process cellular component organization or biogenesis	cell periphery plasma membrane membrane cellular anatomical entity
I [auth A]	NADH-quinone oxidoreductase subunit 7	oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity oxidoreductase activity NADH:ubiquinone reductase (non-electrogenic) activity oxidoreductase activity, acting on NAD(P)H catalytic activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity binding quinone binding small molecule binding	-	cell periphery plasma membrane membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth 1]	IPR019575	NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain	Domain
A [auth 1]	IPR019554	Soluble ligand binding domain	Domain
A [auth 1]	IPR011537	NADH ubiquinone oxidoreductase, F subunit	Family
A [auth 1]	IPR001949	NADH:ubiquinone oxidoreductase, 51kDa subunit, conserved site	Conserved Site
A [auth 1]	IPR037225	NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain superfamily	Homologous Superfamily
A [auth 1]	IPR037207	NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain superfamily	Homologous Superfamily
A [auth 1]	IPR011538	NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain	Domain
J	IPR042106	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	Homologous Superfamily
J	IPR001457	NADH:ubiquinone/plastoquinone oxidoreductase, chain 6	Family
K	IPR001133	NADH-ubiquinone oxidoreductase chain 4L/K	Family
K	IPR039428	NADH-ubiquinone oxidoreductase chain 4L/Mnh complex subunit C1-like	Family
L	IPR003945	NADH-quinone oxidoreductase, chain 5-like	Family
L	IPR001516	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminal	Domain
L	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, membrane subunit	Domain
L	IPR018393	NADH-plastoquinone oxidoreductase, chain 5 subgroup	Family
M	IPR003918	NADH:ubiquinone oxidoreductase	Family
M	IPR010227	NADH-quinone oxidoreductase, chain M/4	Family
M	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, membrane subunit	Domain
N	IPR010096	NAD(P)H-quinone oxidoreductase, subunit N/subunit 2	Family
N	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, membrane subunit	Domain
O [auth H]	IPR001694	NADH:ubiquinone oxidoreductase, subunit 1/F420H2 oxidoreductase subunit H	Family
O [auth H]	IPR018086	NADH:ubiquinone oxidoreductase, subunit 1, conserved site	Conserved Site
B [auth 2]	IPR042128	NuoE domain	Domain
B [auth 2]	IPR002023	NADH-quinone oxidoreductase subunit E-like	Family
B [auth 2]	IPR041921	NADH-quinone oxidoreductase subunit E, N-terminal	Homologous Superfamily
B [auth 2]	IPR036249	Thioredoxin-like superfamily	Homologous Superfamily
C [auth 3]	IPR006963	Molybdopterin oxidoreductase, 4Fe-4S domain	Domain
C [auth 3]	IPR006657	Molybdopterin dinucleotide-binding domain	Domain
C [auth 3]	IPR001387	Cro/C1-type helix-turn-helix domain	Domain
C [auth 3]	IPR006656	Molybdopterin oxidoreductase	Domain
C [auth 3]	IPR036010	2Fe-2S ferredoxin-like superfamily	Homologous Superfamily
C [auth 3]	IPR001041	2Fe-2S ferredoxin-type iron-sulfur binding domain	Domain
C [auth 3]	IPR000283	NADH:ubiquinone oxidoreductase, 75kDa subunit, conserved site	Conserved Site
C [auth 3]	IPR054351	NADH-ubiquinone oxidoreductase, ferredoxin-like domain	Domain
C [auth 3]	IPR010228	NADH:ubiquinone oxidoreductase, subunit G	Family
C [auth 3]	IPR009010	Aspartate decarboxylase-like domain superfamily	Homologous Superfamily
C [auth 3]	IPR050123	Prokaryotic molybdopterin-containing oxidoreductase	Family
C [auth 3]	IPR019574	NADH:ubiquinone oxidoreductase, subunit G, iron-sulphur binding	Domain
D [auth 4]	IPR022885	NAD(P)H-quinone oxidoreductase subunit D/H	Family
D [auth 4]	IPR014029	NADH:ubiquinone oxidoreductase, 49kDa subunit, conserved site	Conserved Site
D [auth 4]	IPR029014	[NiFe]-hydrogenase, large subunit	Homologous Superfamily
D [auth 4]	IPR001135	NADH-quinone oxidoreductase, subunit D	Domain
E [auth 5]	IPR037232	NADH:ubiquinone oxidoreductase, 30kDa subunit superfamily	Homologous Superfamily
E [auth 5]	IPR001268	NADH:ubiquinone oxidoreductase, 30kDa subunit	Domain
E [auth 5]	IPR020396	NADH:ubiquinone oxidoreductase, 30kDa subunit, conserved site	Conserved Site
E [auth 5]	IPR010218	NADH dehydrogenase, subunit C	Family
F [auth 6]	IPR006138	NADH-ubiquinone oxidoreductase, 20 Kd subunit	Family
F [auth 6]	IPR006137	NADH:ubiquinone oxidoreductase-like, 20kDa subunit	Domain
G [auth 9]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
G [auth 9]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
G [auth 9]	IPR010226	NADH-quinone oxidoreductase, chain I	Family
H [auth 7]	IPR021093	NADH-quinone oxidoreductase, subunit15	Family
H [auth 7]	IPR038458	NADH-quinone oxidoreductase, subunit 15 superfamily	Homologous Superfamily
H [auth 7]	IPR036524	Frataxin/CyaY superfamily	Homologous Superfamily
I [auth A]	IPR023043	NAD(P)H-quinone oxidoreductase subunit 3, bacterial/plastid	Family
I [auth A]	IPR000440	NADH:ubiquinone/plastoquinone oxidoreductase, chain 3	Family
I [auth A]	IPR038430	NADH:ubiquinone oxidoreductase, subunit 3 superfamily	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A [auth 1], B [auth 2], C [auth 3], D [auth 4], E [auth 5] A [auth 1], B [auth 2], C [auth 3], D [auth 4], E [auth 5], F [auth 6], G [auth 9], H [auth 7], I [auth A], J, K, L, M, N, O [auth H]	OPM	Transmembrane	Alpha-helical polytopic	Electron transport chain complex I (NADH dehydrogenase) and supercomplexes	H+ or Na+ translocating NADH dehydrogenase

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A [auth 1], B [auth 2], C [auth 3], D [auth 4], E [auth 5] A [auth 1], B [auth 2], C [auth 3], D [auth 4], E [auth 5], F [auth 6], G [auth 9], H [auth 7], I [auth A], J, K, L, M, N, O [auth H]	PDBTM	Annotated as membrane protein by PDBTM