4HE8

Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4he8a_	Membrane and cell surface proteins and peptides	Non-antiporter membrane subunits from respiratory complex I	Respiratory complex I subunit NuoA-like	Respiratory complex I subunit NuoA-like	NADH-quinone oxidoreductase subunit A, NuoA/Nqo7	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)
B [auth J]	d4he8j_	Membrane and cell surface proteins and peptides	Non-antiporter membrane subunits from respiratory complex I	Respiratory complex I subunit NuoJ-like	Respiratory complex I subunit NuoJ-like	NADH-quinone oxidoreductase subunit J, NuoJ/Nqo10	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)
C [auth K]	d4he8k_	Membrane and cell surface proteins and peptides	Non-antiporter membrane subunits from respiratory complex I	Respiratory complex I subunit NuoK-like	Respiratory complex I subunit NuoK-like	NADH-quinone oxidoreductase subunit K, NuoK/Nqo11	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)
D [auth L]	d4he8l_	Membrane and cell surface proteins and peptides	Antiporter-like subunits from respiratory complex I	Antiporter-like subunits from respiratory complex I	Double antiporter-like subunits from respiratory complex I	NADH-quinone oxidoreductase subunit L, NuoL/Nqo12	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)
E [auth M]	d4he8m_	Membrane and cell surface proteins and peptides	Antiporter-like subunits from respiratory complex I	Antiporter-like subunits from respiratory complex I	Double antiporter-like subunits from respiratory complex I	NADH-quinone oxidoreductase subunit M, NuoM/Nqo13	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)
F [auth N]	d4he8n_	Membrane and cell surface proteins and peptides	Antiporter-like subunits from respiratory complex I	Antiporter-like subunits from respiratory complex I	Double antiporter-like subunits from respiratory complex I	NADH-quinone oxidoreductase subunit N, NuoN/Nqo14	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)
N [auth C]	d4he8c_	Membrane and cell surface proteins and peptides	Antiporter-like subunits from respiratory complex I	Antiporter-like subunits from respiratory complex I	Single antiporter-like subunits from respiratory complex I	NADH-quinone oxidoreductase subunit 8, Nqo8 / NADH dehydrogenase subunit 1	(Thermus thermophilus HB8 ) [TaxId: 300852 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	NADH-ubiquinone oxidoreductase chain 3-like	8047839	4005842	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	NADH-quinone oxidoreductase subunit 11-like	8106702	3002200	SCOP2 (2022-06-29)
H [auth B]	SCOP2B Superfamily	NADH-quinone oxidoreductase subunit 11-like	8106702	3002200	SCOP2B (2022-06-29)
B [auth J]	SCOP2B Superfamily	NADH-quinone oxidoreductase subunit 11-like	8053515	3002200	SCOP2B (2022-06-29)
I [auth D]	SCOP2B Superfamily	NADH-quinone oxidoreductase subunit 11-like	8053515	3002200	SCOP2B (2022-06-29)
C [auth K]	SCOP2B Superfamily	NADH-quinone oxidoreductase subunit 11-like	8053512	3002200	SCOP2B (2022-06-29)
J [auth E]	SCOP2B Superfamily	NADH-quinone oxidoreductase subunit 11-like	8053512	3002200	SCOP2B (2022-06-29)
D [auth L]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054164	3002280	SCOP2B (2022-06-29)
D [auth L]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047669	3002280	SCOP2B (2022-06-29)
K [auth F]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054164	3002280	SCOP2B (2022-06-29)
K [auth F]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047669	3002280	SCOP2B (2022-06-29)
E [auth M]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054163	3002280	SCOP2B (2022-06-29)
E [auth M]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054162	3002280	SCOP2B (2022-06-29)
L [auth G]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054163	3002280	SCOP2B (2022-06-29)
L [auth G]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054162	3002280	SCOP2B (2022-06-29)
F [auth N]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054158	3002280	SCOP2B (2022-06-29)
F [auth N]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054159	3002280	SCOP2B (2022-06-29)
M [auth I]	SCOP2 Family	ND4 antiporter-like subunits	8047665	4005749	SCOP2 (2022-06-29)
M [auth I]	SCOP2 Superfamily	Antiporter subunits half-channel-like	8054158	3002280	SCOP2 (2022-06-29)
M [auth I]	SCOP2 Superfamily	Antiporter subunits half-channel-like	8054159	3002280	SCOP2 (2022-06-29)
G [auth H]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054148	3002280	SCOP2B (2022-06-29)
N [auth C]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054148	3002280	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	e4he8A1	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)
H [auth B]	PF00507	e4he8B2	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 J]	PF00499	e4he8J1	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)
I [auth D]	PF00499	e4he8D1	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)
C [auth K]	PF00420	e4he8K1	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)
J [auth E]	PF00420	e4he8E1	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)
D [auth L]	PF00361,PF00662	e4he8L1	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)
K [auth F]	PF00361,PF00662	e4he8F1	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)
E [auth M]	PF00361	e4he8M1	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)
L [auth G]	PF00361	e4he8G1	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)
F [auth N]	PF00361	e4he8N1	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)
M [auth I]	PF00361	e4he8I1	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)
G [auth H]	PF00146	e4he8H1	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)
N [auth C]	PF00146	e4he8C1	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.58.1610	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
H [auth B]	1.20.58.1610	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B [auth J]	1.20.120.1200	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	CATH (4.3.0)
I [auth D]	1.20.120.1200	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	CATH (4.3.0)
C [auth K]	1.10.287.3510	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)
J [auth E]	1.10.287.3510	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)
D [auth L]	1.20.5.2700	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
K [auth F]	1.20.5.2700	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, H [auth B]	NADH-quinone oxidoreductase subunit 7	electron transfer activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity primary active transmembrane transporter activity transporter activity transmembrane transporter activity binding quinone binding small molecule binding	-	cell periphery plasma membrane membrane cellular anatomical entity
B [auth J], I [auth D]	NADH-quinone oxidoreductase subunit 10	electron transfer activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity primary active transmembrane transporter activity transporter activity transmembrane transporter activity binding quinone binding small molecule binding	-	cell periphery plasma membrane membrane cellular anatomical entity
C [auth K], J [auth E]	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
D [auth L], K [auth F]	NADH-quinone oxidoreductase subunit 12	electron transfer activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity primary active 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
E [auth M], L [auth G]	NADH-quinone oxidoreductase subunit 13	electron transfer activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity primary active 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
F [auth N], M [auth I]	NADH-quinone oxidoreductase subunit 14	electron transfer activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity primary active 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
G [auth H], N [auth C]	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

InterPro: Protein Family Classification InterPro Database Homepage

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

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

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