Annotations: 7NYH

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D [auth K]	SCOP2B Superfamily	NADH-quinone oxidoreductase subunit 11-like	8104293	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	PF00507	e7nyhA1	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: PF00507	ECOD (1.6)
B [auth H]	PF00146	e7nyhH1	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: PF00146	ECOD (1.6)
F [auth M]	PF00361	e7nyhM1	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: PF00361	ECOD (1.6)
C [auth J]	PF00499	e7nyhJ1	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: PF00499	ECOD (1.6)
D [auth K]	PF00420	e7nyhK1	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: PF00420	ECOD (1.6)
E [auth L]	PF00361,PF00662	e7nyhL1	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: PF00361,PF00662	ECOD (1.6)
G [auth N]	PF00361	e7nyhN1	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: PF00361	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00507	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3 (Oxidored_q4)	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3	-	Family
B [auth H]	PF00146	NADH dehydrogenase (NADHdh)	NADH dehydrogenase	-	Family
F [auth M]	PF00361	Proton-conducting membrane transporter (Proton_antipo_M)	Proton-conducting membrane transporter	-	Family
C [auth J]	PF00499	NADH-ubiquinone/plastoquinone oxidoreductase chain 6 (Oxidored_q3)	NADH-ubiquinone/plastoquinone oxidoreductase chain 6	-	Family
D [auth K]	PF00420	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L (Oxidored_q2)	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L	-	Family
E [auth L]	PF00361	Proton-conducting membrane transporter (Proton_antipo_M)	Proton-conducting membrane transporter	-	Family
E [auth L]	PF00662	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus (Proton_antipo_N)	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus	-	Family
G [auth N]	PF00361	Proton-conducting membrane transporter (Proton_antipo_M)	Proton-conducting membrane transporter	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	NADH-quinone oxidoreductase subunit A	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	cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy	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 respirasome oxidoreductase complex cell periphery plasma membrane 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 respirasome oxidoreductase complex cell periphery plasma membrane plasma membrane protein complex plasma membrane respirasome plasma membrane respiratory chain complex I
B [auth H]	NADH-quinone oxidoreductase subunit H	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	cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy aerobic respiration	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 respirasome oxidoreductase complex cell periphery plasma membrane 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 respirasome oxidoreductase complex cell periphery plasma membrane plasma membrane protein complex plasma membrane respirasome plasma membrane respiratory chain complex I
F [auth M]	NADH-quinone oxidoreductase subunit M	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 ubiquinone binding small molecule binding	electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport aerobic respiration cellular respiration energy derivation by oxidation of organic compounds cellular metabolic process metabolic process generation of precursor metabolites and energy oxidative phosphorylation ATP synthesis coupled electron transport electron transport chain respiratory electron transport chain	membrane cellular anatomical entity respiratory chain complex protein-containing complex catalytic complex plasma membrane protein complex plasma membrane respirasome plasma membrane membrane protein complex transporter complex NADH dehydrogenase complex cell periphery transmembrane transporter complex respiratory chain complex I membrane cellular anatomical entity respiratory chain complex protein-containing complex catalytic complex plasma membrane protein complex plasma membrane respirasome plasma membrane membrane protein complex transporter complex NADH dehydrogenase complex cell periphery transmembrane transporter complex respiratory chain complex I respirasome oxidoreductase complex plasma membrane respiratory chain complex I
C [auth J]	NADH-quinone oxidoreductase subunit J	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	cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy	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 respirasome oxidoreductase complex cell periphery plasma membrane 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 respirasome oxidoreductase complex cell periphery plasma membrane plasma membrane protein complex plasma membrane respirasome plasma membrane respiratory chain complex I
D [auth K]	NADH-quinone oxidoreductase subunit K	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	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 respirasome oxidoreductase complex cell periphery plasma membrane 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 respirasome oxidoreductase complex cell periphery plasma membrane plasma membrane protein complex plasma membrane respirasome plasma membrane respiratory chain complex I
E [auth L]	NADH-quinone oxidoreductase subunit L	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	electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport 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	membrane cellular anatomical entity respiratory chain complex protein-containing complex catalytic complex plasma membrane protein complex plasma membrane respirasome plasma membrane membrane protein complex transporter complex NADH dehydrogenase complex cell periphery transmembrane transporter complex respiratory chain complex I membrane cellular anatomical entity respiratory chain complex protein-containing complex catalytic complex plasma membrane protein complex plasma membrane respirasome plasma membrane membrane protein complex transporter complex NADH dehydrogenase complex cell periphery transmembrane transporter complex respiratory chain complex I respirasome oxidoreductase complex plasma membrane respiratory chain complex I
G [auth N]	NADH-quinone oxidoreductase subunit N	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	electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport aerobic respiration cellular respiration energy derivation by oxidation of organic compounds cellular metabolic process metabolic process generation of precursor metabolites and energy oxidative phosphorylation ATP synthesis coupled electron transport electron transport chain respiratory electron transport chain	membrane cellular anatomical entity respiratory chain complex protein-containing complex catalytic complex plasma membrane protein complex plasma membrane respirasome plasma membrane membrane protein complex transporter complex NADH dehydrogenase complex cell periphery transmembrane transporter complex respiratory chain complex I membrane cellular anatomical entity respiratory chain complex protein-containing complex catalytic complex plasma membrane protein complex plasma membrane respirasome plasma membrane membrane protein complex transporter complex NADH dehydrogenase complex cell periphery transmembrane transporter complex respiratory chain complex I respirasome oxidoreductase complex plasma membrane respiratory chain complex I

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR023043	NAD(P)H-quinone oxidoreductase subunit 3, bacterial/plastid	Family
A	IPR000440	NADH:ubiquinone/plastoquinone oxidoreductase, chain 3	Family
A	IPR038430	NADH:ubiquinone oxidoreductase, subunit 3 superfamily	Homologous Superfamily
B [auth H]	IPR001694	NADH:ubiquinone oxidoreductase, subunit 1/F420H2 oxidoreductase subunit H	Family
B [auth H]	IPR018086	NADH:ubiquinone oxidoreductase, subunit 1, conserved site	Conserved Site
F [auth M]	IPR003918	NADH:ubiquinone oxidoreductase	Family
F [auth M]	IPR010227	NADH-quinone oxidoreductase, chain M/4	Family
F [auth M]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, membrane subunit	Domain
C [auth J]	IPR042106	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	Homologous Superfamily
C [auth J]	IPR001457	NADH:ubiquinone/plastoquinone oxidoreductase, chain 6	Family
D [auth K]	IPR001133	NADH-ubiquinone oxidoreductase chain 4L/K	Family
D [auth K]	IPR039428	NADH-ubiquinone oxidoreductase chain 4L/Mnh complex subunit C1-like	Family
E [auth L]	IPR003945	NADH-quinone oxidoreductase, chain 5-like	Family
E [auth L]	IPR001516	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminal	Domain
E [auth L]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, membrane subunit	Domain
E [auth L]	IPR018393	NADH-plastoquinone oxidoreductase, chain 5 subgroup	Family
G [auth N]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, membrane subunit	Domain
G [auth N]	IPR010096	NAD(P)H-quinone oxidoreductase, subunit N/subunit 2	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B [auth H], C [auth J], D [auth K], E [auth L] A, B [auth H], C [auth J], D [auth K], E [auth L], F [auth M], G [auth N]	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, B [auth H], C [auth J], D [auth K], E [auth L] A, B [auth H], C [auth J], D [auth K], E [auth L], F [auth M], G [auth N]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B [auth H], C [auth J], D [auth K], E [auth L] A, B [auth H], C [auth J], D [auth K], E [auth L], F [auth M], G [auth N]	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B [auth H], C [auth J], D [auth K], E [auth L] A, B [auth H], C [auth J], D [auth K], E [auth L], F [auth M], G [auth N]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Electron Transport Chain Complexes: Complex I	Complex I complete, focused refinement of cytoplasmic arm

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.