6QC4

Ovine respiratory supercomplex I+III2 open class 3

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
V [auth D1]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054146	3002280	SCOP2B (2022-06-29)
W [auth D6]	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8053518	3002200	SCOP2B (2022-06-29)
X [auth 4L]	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8053514	3002200	SCOP2B (2022-06-29)
Y [auth D5]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8048258	3002280	SCOP2B (2022-06-29)
Y [auth D5]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047664	3002280	SCOP2B (2022-06-29)
Z [auth D4]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8048501	3002280	SCOP2B (2022-06-29)
Z [auth D4]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054155	3002280	SCOP2B (2022-06-29)
AA [auth D2]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054160	3002280	SCOP2B (2022-06-29)
AA [auth D2]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047670	3002280	SCOP2B (2022-06-29)
XA [auth V2]	SCOP2B Superfamily	Thioredoxin-like	8100908	3000031	SCOP2B (2022-06-29)
FB [auth S4]	SCOP2B Superfamily	NADH-ubiquinone oxidoreductase-like	8053980	3002258	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 a1]	Peptidase_M16_C	e6qc4a11	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16_C	ECOD (1.6)
A [auth a1]	Peptidase_M16	e6qc4a12	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16	ECOD (1.6)
K [auth a3]	Peptidase_M16_C	e6qc4a32	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16_C	ECOD (1.6)
K [auth a3]	Peptidase_M16	e6qc4a31	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16	ECOD (1.6)
J [auth i1]	UCR_UQCRX_QCR9	e6qc4i11	A: extended segments	X: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UCR_UQCRX_QCR9	ECOD (1.6)
T [auth i2]	UCR_UQCRX_QCR9	e6qc4i21	A: extended segments	X: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UCR_UQCRX_QCR9	ECOD (1.6)
U [auth D3]	Oxidored_q4	e6qc4D31	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)
V [auth D1]	NADHdh	e6qc4D11	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)
W [auth D6]	Oxidored_q3_1	e6qc4D61	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_1	ECOD (1.6)
X [auth 4L]	Oxidored_q2	e6qc44L1	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)
Y [auth D5]	Proton_antipo_M	e6qc4D51	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)
Z [auth D4]	Proton_antipo_M	e6qc4D41	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)
AA [auth D2]	Proton_antipo_M	e6qc4D21	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)
CA [auth B5]	NDUF_B5	e6qc4B51	A: extended segments	X: Mitochondrial complex I, SGDH subunit (From Topology)	H: Mitochondrial complex I, SGDH subunit (From Topology)	T: Mitochondrial complex I, SGDH subunit	F: NDUF_B5	ECOD (1.6)
B [auth a2]	Peptidase_M16_C	e6qc4a22	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16_C	ECOD (1.6)
B [auth a2]	Peptidase_M16	e6qc4a21	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16	ECOD (1.6)
L [auth a4]	Peptidase_M16_C	e6qc4a42	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16_C	ECOD (1.6)
L [auth a4]	Peptidase_M16	e6qc4a41	A: a+b two layers	X: LuxS, MPP, ThrRS/AlaRS common domain	H: LuxS, MPP, ThrRS/AlaRS common domain	T: LuxS/MPP-like metallohydrolase	F: Peptidase_M16	ECOD (1.6)
DA [auth AB]	PP-binding	e6qc4AB1	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP) (From Topology)	T: Acyl-carrier protein (ACP)	F: PP-binding	ECOD (1.6)
MB [auth AA]	PP-binding	e6qc4AA1	A: alpha bundles	X: ACP-like	H: Acyl-carrier protein (ACP) (From Topology)	T: Acyl-carrier protein (ACP)	F: PP-binding	ECOD (1.6)
EA [auth A8]	CHCH	e6qc4A81	A: few secondary structure elements	X: p8-MTCP1-related (From Topology)	H: p8-MTCP1-related (From Topology)	T: p8-MTCP1-related	F: CHCH	ECOD (1.6)
FA [auth BJ]	NDUFB10	e6qc4BJ1	A: alpha bundles	X: Mitochondrial complex I, PDSW subunit (From Topology)	H: Mitochondrial complex I, PDSW subunit (From Topology)	T: Mitochondrial complex I, PDSW subunit	F: NDUFB10	ECOD (1.6)
GA [auth AJ]	dNK_2	e6qc4AJ1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: dNK_2	ECOD (1.6)
HA [auth S5]	Ndufs5	e6qc4S51	A: alpha bundles	X: cytochrome bc1 complex 11 kDa protein-like	H: CHCH domain (From Topology)	T: CHCH domain	F: Ndufs5	ECOD (1.6)
IA [auth A3]	NADHdh_A3	e6qc4A31	A: extended segments	X: Mitochondrial complex I, B9 subunit (From Topology)	H: Mitochondrial complex I, B9 subunit (From Topology)	T: Mitochondrial complex I, B9 subunit	F: NADHdh_A3	ECOD (1.6)
KA [auth C2]	NDUF_C2	e6qc4C21	A: extended segments	X: Mitochondrial complex I, B14.5b subunit (From Topology)	H: Mitochondrial complex I, B14.5b subunit (From Topology)	T: Mitochondrial complex I, B14.5b subunit	F: NDUF_C2	ECOD (1.6)
MA [auth AM]	GRIM-19	e6qc4AM1	A: extended segments	X: Mitochondrial complex I, B16.6 subunit (From Topology)	H: Mitochondrial complex I, B16.6 subunit (From Topology)	T: Mitochondrial complex I, B16.6 subunit	F: GRIM-19	ECOD (1.6)
C [auth b1]	Cytochrom_B_C	e6qc4b12	A: alpha bundles	X: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: Cytochrom_B_C	ECOD (1.6)
C [auth b1]	Cytochrome_B	e6qc4b11	A: alpha bundles	X: Transmembrane heme-binding four-helical bundle (From Homology)	H: Transmembrane heme-binding four-helical bundle	T: Transmembrane di-heme cytochromes	F: Cytochrome_B	ECOD (1.6)
M [auth b2]	Cytochrom_B_C	e6qc4b21	A: alpha bundles	X: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: Cytochrom_B_C	ECOD (1.6)
M [auth b2]	Cytochrome_B	e6qc4b22	A: alpha bundles	X: Transmembrane heme-binding four-helical bundle (From Homology)	H: Transmembrane heme-binding four-helical bundle	T: Transmembrane di-heme cytochromes	F: Cytochrome_B	ECOD (1.6)
PA [auth B9]	Complex1_LYR	e6qc4B91	A: alpha bundles	X: LYR protein (From Topology)	H: LYR protein (From Topology)	T: LYR protein	F: Complex1_LYR	ECOD (1.6)
QA [auth B2]	NADH_B2	e6qc4B21	A: extended segments	X: Mitochondrial complex I, AGGG subunit (From Topology)	H: Mitochondrial complex I, AGGG subunit (From Topology)	T: Mitochondrial complex I, AGGG subunit	F: NADH_B2	ECOD (1.6)
TA [auth C1]	NADH_dh_m_C1	e6qc4C11	A: extended segments	X: Mitochondrial complex I, KFYI subunit (From Topology)	H: Mitochondrial complex I, KFYI subunit (From Topology)	T: Mitochondrial complex I, KFYI subunit	F: NADH_dh_m_C1	ECOD (1.6)
UA [auth B1]	NADH_oxidored	e6qc4B11	A: extended segments	X: Mitochondrial complex I, MNLL subunit (From Topology)	H: Mitochondrial complex I, MNLL subunit (From Topology)	T: Mitochondrial complex I, MNLL subunit	F: NADH_oxidored	ECOD (1.6)
VA [auth A1]	MWFE	e6qc4A11	A: extended segments	X: Mitochondrial complex I, MWFE subunit (From Topology)	H: Mitochondrial complex I, MWFE subunit (From Topology)	T: Mitochondrial complex I, MWFE subunit	F: MWFE	ECOD (1.6)
WA [auth V1]	NADH_4Fe-4S	e6qc4V13	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)
WA [auth V1]	SLBB	e6qc4V11	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Nqo1 middle domain-like	F: SLBB	ECOD (1.6)
WA [auth V1]	Complex1_51K	e6qc4V12	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)
D [auth c1]	Cytochrom_C1_N	e6qc4c12	A: alpha arrays	X: Cytochrome c-like	H: Cytochrome c (From Topology)	T: Cytochrome c	F: Cytochrom_C1_N	ECOD (1.6)
D [auth c1]	Cytochrom_C1_C	e6qc4c11	A: extended segments	X: cytochrome c1 transmembrane anchor (From Topology)	H: cytochrome c1 transmembrane anchor (From Topology)	T: cytochrome c1 transmembrane anchor	F: Cytochrom_C1_C	ECOD (1.6)
N [auth c2]	Cytochrom_C1_N	e6qc4c21	A: alpha arrays	X: Cytochrome c-like	H: Cytochrome c (From Topology)	T: Cytochrome c	F: Cytochrom_C1_N	ECOD (1.6)
N [auth c2]	Cytochrom_C1_C	e6qc4c22	A: extended segments	X: cytochrome c1 transmembrane anchor (From Topology)	H: cytochrome c1 transmembrane anchor (From Topology)	T: cytochrome c1 transmembrane anchor	F: Cytochrom_C1_C	ECOD (1.6)
XA [auth V2]	2Fe-2S_thioredx_N	e6qc4V22	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)
XA [auth V2]	2Fe-2S_thioredx_C	e6qc4V21	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: 2Fe-2S_thioredx_C	ECOD (1.6)
YA [auth S1]	PRK09129	e6qc4S13	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)
YA [auth S1]	Fer2_4	e6qc4S16	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Fer2_4	ECOD (1.6)
YA [auth S1]	Molybdop_Fe4S4_1	e6qc4S15	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_1	ECOD (1.6)
YA [auth S1]	Molybdopterin_2nd	e6qc4S11	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)
YA [auth S1]	Molybdopterin_1st	e6qc4S14	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_1st	ECOD (1.6)
YA [auth S1]	NADH-G_4Fe-4S_3	e6qc4S12	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)
AB [auth S3]	Complex1_30kDa	e6qc4S31	A: a+b two layers	X: Nqo5-like	H: Nqo5-like (From Topology)	T: Nqo5-like	F: Complex1_30kDa	ECOD (1.6)
BB [auth S7]	Oxidored_q6	e6qc4S71	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F: Oxidored_q6	ECOD (1.6)
CB [auth S8]	Fer4_21_1	e6qc4S81	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)
EB [auth S6]	zf-CHCC	e6qc4S61	A: few secondary structure elements	X: Rubredoxin-like	H: Rubredoxin-related	T: Cytochrome c oxidase Subunit F	F: zf-CHCC	ECOD (1.6)
FB [auth S4]	ETC_C1_NDUFA4	e6qc4S41	A: a+b two layers	X: Putative oxidoreductase (From Topology)	H: Putative oxidoreductase (From Topology)	T: Putative oxidoreductase	F: ETC_C1_NDUFA4	ECOD (1.6)
GB [auth A9]	NAD_binding_10	e6qc4A91	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: NAD_binding_10	ECOD (1.6)
E [auth f1]	Rieske_cytochrome_bc1,Rieske_6	e6qc4f12	A: beta sandwiches	X: ISP domain (From Topology)	H: ISP domain (From Topology)	T: ISP domain	F: Rieske_cytochrome_bc1,Rieske_6	ECOD (1.6)
E [auth f1]	UCR_TM	e6qc4f11	A: extended segments	X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology)	H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology)	T: iron-sulfur subunit (ISP) transmembrane anchor	F: UCR_TM	ECOD (1.6)
O [auth f2]	Rieske_cytochrome_bc1,Rieske_6	e6qc4f21	A: beta sandwiches	X: ISP domain (From Topology)	H: ISP domain (From Topology)	T: ISP domain	F: Rieske_cytochrome_bc1,Rieske_6	ECOD (1.6)
O [auth f2]	UCR_TM	e6qc4f22	A: extended segments	X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology)	H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology)	T: iron-sulfur subunit (ISP) transmembrane anchor	F: UCR_TM	ECOD (1.6)
HB [auth A2]	L51_S25_CI-B8	e6qc4A21	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: L51_S25_CI-B8	ECOD (1.6)
IB [auth A5]	ETC_C1_NDUFA5	e6qc4A51	A: extended segments	X: FATC domain (From Topology)	H: FATC domain (From Topology)	T: FATC domain	F: ETC_C1_NDUFA5	ECOD (1.6)
JB [auth A6]	Complex1_LYR	e6qc4A61	A: alpha bundles	X: LYR protein (From Topology)	H: LYR protein (From Topology)	T: LYR protein	F: Complex1_LYR	ECOD (1.6)
LB [auth AL]	NDUFA12	e6qc4AL1	A: a+b three layers	X: Mitochondrial complex I, B17.2 subunit (From Topology)	H: Mitochondrial complex I, B17.2 subunit (From Topology)	T: Mitochondrial complex I, B17.2 subunit	F: NDUFA12	ECOD (1.6)
F [auth d1]	UCR_14kD	e6qc4d11	A: alpha arrays	X: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UCR_14kD	ECOD (1.6)
P [auth d2]	UCR_14kD	e6qc4d21	A: alpha arrays	X: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UCR_14kD	ECOD (1.6)
G [auth q1]	UcrQ	e6qc4q11	A: extended segments	X: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UcrQ	ECOD (1.6)
Q [auth q2]	UcrQ	e6qc4q21	A: extended segments	X: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	H: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UcrQ	ECOD (1.6)
R [auth h2]	UCR_hinge	e6qc4h21	A: alpha bundles	X: cytochrome bc1 complex 11 kDa protein-like	H: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UCR_hinge	ECOD (1.6)
H [auth h1]	UCR_hinge	e6qc4h11	A: alpha bundles	X: cytochrome bc1 complex 11 kDa protein-like	H: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)	T: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)	F: UCR_hinge	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
U [auth D3]	PF00507	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3 (Oxidored_q4)	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3	-	Family
V [auth D1]	PF00146	NADH dehydrogenase (NADHdh)	NADH dehydrogenase	-	Family
W [auth D6]	PF00499	NADH-ubiquinone/plastoquinone oxidoreductase chain 6 (Oxidored_q3)	NADH-ubiquinone/plastoquinone oxidoreductase chain 6	-	Family
X [auth 4L]	PF00420	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L (Oxidored_q2)	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L	-	Family
Y [auth D5]	PF00361	NADH:quinone oxidoreductase/Mrp antiporter, TM (Proton_antipo_M)	NADH:quinone oxidoreductase/Mrp antiporter, TM	This entry includes membrane transporters and represents some 7 of potentially 14-16 TM regions. In many instances, its members forms part of complex I that catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associa ...	This entry includes membrane transporters and represents some 7 of potentially 14-16 TM regions. In many instances, its members forms part of complex I that catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associated with proton translocation across the membrane, and in this context is a combination predominantly of subunits 2, 4, 5, 14, L, M and N [1]. In many bacterial species these proteins are probable stand-alone transporters not coupled with oxidoreduction [2].	Domain
Y [auth D5]	PF06455	NADH dehydrogenase subunit 5 C-terminus (NADH5_C)	NADH dehydrogenase subunit 5 C-terminus	This entry represents the C-terminal region of several NADH dehydrogenase subunit 5 proteins and is found in conjunction with Pfam:PF00361 and Pfam:PF00662.	Domain
Y [auth D5]	PF00662	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus (Proton_antipo_N)	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminus	This entry represents an amino terminal extension of Pfam:PF00361. Only NADH-Ubiquinone chain 5 and eubacterial chain L are in this family. This sub-family is part of complex I which catalyses the transfer of two electrons from NADH to ubiquinone in ...	This entry represents an amino terminal extension of Pfam:PF00361. Only NADH-Ubiquinone chain 5 and eubacterial chain L are in this family. This sub-family is part of complex I which catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associated with proton translocation across the membrane.	Domain
Z [auth D4]	PF00361	NADH:quinone oxidoreductase/Mrp antiporter, TM (Proton_antipo_M)	NADH:quinone oxidoreductase/Mrp antiporter, TM	This entry includes membrane transporters and represents some 7 of potentially 14-16 TM regions. In many instances, its members forms part of complex I that catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associa ...	This entry includes membrane transporters and represents some 7 of potentially 14-16 TM regions. In many instances, its members forms part of complex I that catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associated with proton translocation across the membrane, and in this context is a combination predominantly of subunits 2, 4, 5, 14, L, M and N [1]. In many bacterial species these proteins are probable stand-alone transporters not coupled with oxidoreduction [2].	Domain
Z [auth D4]	PF01059	NADH-ubiquinone oxidoreductase chain 4, amino terminus (Oxidored_q5_N)	NADH-ubiquinone oxidoreductase chain 4, amino terminus	This domain is found at the N-terminal end of NADH-ubiquinone oxidoreductase chain 4 and similar sequences from bacteria and eukaryotes. This domain is found upstream of Pfam:PF00361 and shows an all-alpha structure.	Domain
AA [auth D2]	PF00361	NADH:quinone oxidoreductase/Mrp antiporter, TM (Proton_antipo_M)	NADH:quinone oxidoreductase/Mrp antiporter, TM	This entry includes membrane transporters and represents some 7 of potentially 14-16 TM regions. In many instances, its members forms part of complex I that catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associa ...	This entry includes membrane transporters and represents some 7 of potentially 14-16 TM regions. In many instances, its members forms part of complex I that catalyses the transfer of two electrons from NADH to ubiquinone in a reaction that is associated with proton translocation across the membrane, and in this context is a combination predominantly of subunits 2, 4, 5, 14, L, M and N [1]. In many bacterial species these proteins are probable stand-alone transporters not coupled with oxidoreduction [2].	Domain
AA [auth D2]	PF06444	NADH dehydrogenase subunit 2 C-terminus (NADH_dehy_S2_C)	NADH dehydrogenase subunit 2 C-terminus	This family consists of the C-terminal region specific to the eukaryotic NADH dehydrogenase subunit 2 protein and is found in conjunction with Pfam:PF00361.	Domain
DA [auth AB], MB [auth AA]	PF00550	Phosphopantetheine attachment site (PP-binding)	Phosphopantetheine attachment site	A 4'-phosphopantetheine prosthetic group is attached through a serine. This prosthetic group acts as a a 'swinging arm' for the attachment of activated fatty acid and amino-acid groups. This domain forms a four helix bundle. This family includes memb ...	A 4'-phosphopantetheine prosthetic group is attached through a serine. This prosthetic group acts as a a 'swinging arm' for the attachment of activated fatty acid and amino-acid groups. This domain forms a four helix bundle. This family includes members not included in Prosite. The inclusion of these members is supported by sequence analysis and functional evidence. The related domain of Swiss:P19828 has the attachment serine replaced by an alanine.	Domain
KA [auth C2]	PF06374	NADH-ubiquinone oxidoreductase subunit b14.5b (NDUFC2) (NDUF_C2)	NADH-ubiquinone oxidoreductase subunit b14.5b (NDUFC2)	-	Family
LA [auth B4]	PF07225	NADH-ubiquinone oxidoreductase B15 subunit (NDUFB4) (NDUF_B4)	NADH-ubiquinone oxidoreductase B15 subunit (NDUFB4)	-	Family
NA [auth B6]	PF09782	NADH:ubiquinone oxidoreductase, NDUFB6/B17 subunit (NDUF_B6)	NADH:ubiquinone oxidoreductase, NDUFB6/B17 subunit	-	Family
QA [auth B2]	PF00033	Cytochrome b/b6/petB (Cytochrome_B)	Cytochrome b/b6/petB		Domain
UA [auth B1]	PF00033	Cytochrome b/b6/petB (Cytochrome_B)	Cytochrome b/b6/petB		Domain
WA [auth V1]	PF22461	SLBB domain (SLBB_2)	SLBB domain	This entry represents a set of SLBB domains [5].	Domain
WA [auth V1]	PF01512	Nuo51 FMN-binding domain (Complex1_51K)	Nuo51 FMN-binding domain	This entry represents the FMN-binding domain of NADH-ubiquinone oxidoreductase 51kDa subunit from NADH:ubiquinone oxidoreductase.	Domain
WA [auth V1]	PF10589	NADH-ubiquinone oxidoreductase-F iron-sulfur binding region (NADH_4Fe-4S)	NADH-ubiquinone oxidoreductase-F iron-sulfur binding region		Domain
XA [auth V2]	PF01257	Thioredoxin-like [2Fe-2S] ferredoxin (2Fe-2S_thioredx)	Thioredoxin-like [2Fe-2S] ferredoxin	-	Family
AB [auth S3]	PF00329	Respiratory-chain NADH dehydrogenase, 30 Kd subunit (Complex1_30kDa)	Respiratory-chain NADH dehydrogenase, 30 Kd subunit		Domain
FB [auth S4]	PF04800	NADH dehydrogenase ubiquinone Fe-S protein 4 (NDUS4)	NADH dehydrogenase ubiquinone Fe-S protein 4	-	Family
JB [auth A6]	PF05347	Complex 1 protein (LYR family) (Complex1_LYR)	Complex 1 protein (LYR family)	-	Family
KB [auth A7]	PF07347	NADH:ubiquinone oxidoreductase subunit B14.5a (Complex I-B14.5a) (CI-B14_5a)	NADH:ubiquinone oxidoreductase subunit B14.5a (Complex I-B14.5a)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth a1], K [auth a3]	UQCRC1	-	-	-
J [auth i1], T [auth i2]	Ubiquinol-cytochrome c reductase, complex III subunit X	-	-	-
U [auth D3]	NADH-ubiquinone oxidoreductase chain 3	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 NADH dehydrogenase activity oxidoreductase 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 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 NADH dehydrogenase activity oxidoreductase 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 catalytic activity transmembrane transporter activity	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
V [auth D1]	NADH-ubiquinone oxidoreductase chain 1	oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor 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 oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor 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	protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
W [auth D6]	NADH-ubiquinone oxidoreductase chain 6	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 NADH dehydrogenase activity oxidoreductase 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 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 NADH dehydrogenase activity oxidoreductase 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 catalytic activity transmembrane transporter activity	protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
X [auth 4L]	NADH-ubiquinone oxidoreductase chain 4L	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 NADH dehydrogenase activity oxidoreductase 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 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 NADH dehydrogenase activity oxidoreductase 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 catalytic activity transmembrane transporter activity	aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds respiratory electron transport chain ATP synthesis coupled electron transport electron transport chain metabolic process cellular process generation of precursor metabolites and energy	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
Y [auth D5]	NADH-ubiquinone oxidoreductase chain 5	oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor 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 oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor 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	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 protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
Z [auth D4]	NADH-ubiquinone oxidoreductase chain 4	binding quinone binding ubiquinone binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor electron transfer activity active monoatomic ion transmembrane transporter activity binding quinone binding ubiquinone binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor 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	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 protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
AA [auth D2]	NADH-ubiquinone oxidoreductase chain 2	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 NADH dehydrogenase activity oxidoreductase 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 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 NADH dehydrogenase activity oxidoreductase 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 catalytic activity transmembrane transporter activity	protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization reactive oxygen species metabolic process metabolic process protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization reactive oxygen species metabolic process metabolic process aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
BA [auth AK]	NDUFA11	-	-	-
CA [auth B5]	NADH:ubiquinone oxidoreductase subunit B5	-	-	-
B [auth a2], L [auth a4]	Ubiquinol-cytochrome c reductase core protein 2	-	-	-
DA [auth AB], MB [auth AA]	Acyl carrier protein	phosphopantetheine-dependent carrier activity prosthetic group binding binding acyl carrier activity molecular carrier activity ACP phosphopantetheine attachment site binding acyl binding small molecule binding	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle
EA [auth A8]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8	-	-	-
FA [auth BJ]	NDUFB10	-	-	-
GA [auth AJ]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrial	-	-	-
HA [auth S5]	NADH:ubiquinone oxidoreductase subunit S5	-	-	-
IA [auth A3]	NADH:ubiquinone oxidoreductase subunit A3	-	-	-
JA [auth B3]	NADH:ubiquinone oxidoreductase subunit B3	-	-	-
KA [auth C2]	NADH dehydrogenase [ubiquinone] 1 subunit C2	-	protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
LA [auth B4]	NADH:ubiquinone oxidoreductase subunit B4	-	-	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
MA [auth AM]	NDUFA13	-	-	-
C [auth b1], M [auth b2]	Cytochrome b	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity oxidoreductase activity, acting on diphenols and related substances as donors primary active transmembrane transporter activity oxidoreductase activity electron transfer activity active monoatomic ion transmembrane transporter 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 ubiquinol-cytochrome-c reductase activity catalytic activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity oxidoreductase activity, acting on diphenols and related substances as donors primary active transmembrane transporter activity oxidoreductase activity electron transfer activity active monoatomic ion transmembrane transporter 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 ubiquinol-cytochrome-c reductase activity catalytic activity transmembrane transporter activity cation binding ion binding binding metal ion binding small molecule binding	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, ubiquinol to cytochrome c respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex cytochrome complex membrane protein complex transporter complex respiratory chain complex III transmembrane transporter complex oxidoreductase complex
NA [auth B6]	NDUFB6	-	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
OA [auth B7]	NADH:ubiquinone oxidoreductase subunit B7	-	-	-
PA [auth B9]	NADH:ubiquinone oxidoreductase subunit B9	-	-	-
QA [auth B2]	NADH:ubiquinone oxidoreductase subunit B2	-	-	-
RA [auth B8]	NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrial	-	protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
SA [auth BK]	NDUFB11	-	-	-
TA [auth C1]	NDUFC1	-	-	-
UA [auth B1]	NDUFB1	-	-	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
VA [auth A1]	NDUFA1	-	-	-
WA [auth V1]	NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial	FMN binding binding nucleoside phosphate binding ion binding anion binding nucleotide 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 FMN binding binding nucleoside phosphate binding ion binding anion binding nucleotide 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 NADH dehydrogenase activity oxidoreductase 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 catalytic activity transmembrane transporter activity 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	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
D [auth c1], N [auth c2]	Cytochrome c1	-	-	-
XA [auth V2]	NDUFV2	iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity NADH dehydrogenase activity cation binding ion binding metal ion binding	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle
YA [auth S1]	NADH:ubiquinone oxidoreductase core subunit S1	-	-	-
ZA [auth S2]	NDUFS2	-	-	-
AB [auth S3]	NADH:ubiquinone oxidoreductase core subunit S3	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 NADH dehydrogenase activity oxidoreductase 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 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 NADH dehydrogenase activity oxidoreductase 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 catalytic activity transmembrane transporter activity	-	-
BB [auth S7]	NDUFS7	-	-	-
CB [auth S8]	NDUFS8	-	-	-
DB [auth V3]	NDUFV3	-	-	-
EB [auth S6]	NDUFS6	-	-	-
FB [auth S4]	NADH:ubiquinone oxidoreductase subunit S4	-	electron transport chain metabolic process cellular process generation of precursor metabolites and energy	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
GB [auth A9]	NADH:ubiquinone oxidoreductase subunit A9	-	-	-
E [auth f1], O [auth f2]	Cytochrome b-c1 complex subunit Rieske, mitochondrial	-	-	-
HB [auth A2]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2	-	-	-
IB [auth A5]	NDUFA5	-	-	-
JB [auth A6]	NADH:ubiquinone oxidoreductase subunit A6	-	protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization response to oxidative stress response to stimulus protein-containing complex organization NADH dehydrogenase complex assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly mitochondrial respiratory chain complex assembly protein-containing complex assembly cellular process cellular component organization or biogenesis mitochondrial respiratory chain complex I assembly mitochondrion organization response to oxidative stress response to stimulus response to stress	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex membrane protein complex transporter complex NADH dehydrogenase complex transmembrane transporter complex respiratory chain complex I oxidoreductase complex
KB [auth A7]	NDUFA7	-	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, NADH to ubiquinone respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane
LB [auth AL]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12	-	-	-
F [auth d1], P [auth d2]	UQCRB	-	-	-
G [auth q1], Q [auth q2]	Ubiquinol-cytochrome c reductase complex III subunit VII	-	aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation energy derivation by oxidation of organic compounds ATP synthesis coupled electron transport electron transport chain generation of precursor metabolites and energy mitochondrial electron transport, ubiquinol to cytochrome c respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport	membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm membrane-bounded organelle mitochondrial membrane intracellular anatomical structure organelle inner membrane mitochondrion membrane intracellular membrane-bounded organelle mitochondrial inner membrane intracellular organelle organelle envelope cellular anatomical structure organelle mitochondrial envelope cytoplasm organelle membrane respiratory chain complex protein-containing complex catalytic complex cytochrome complex membrane protein complex transporter complex respiratory chain complex III transmembrane transporter complex oxidoreductase complex
H [auth h1], R [auth h2]	Cytochrome b-c1 complex subunit 6	-	-	-
I [auth x1], S [auth x2]	UQCRFS1N	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
U [auth D3]	IPR000440	NADH:ubiquinone/plastoquinone oxidoreductase, chain 3	Family
U [auth D3]	IPR038430	NADH:ubiquinone oxidoreductase, subunit 3 superfamily	Homologous Superfamily
V [auth D1]	IPR001694	NADH:ubiquinone oxidoreductase, subunit 1/F420H2 oxidoreductase subunit H	Family
V [auth D1]	IPR018086	NADH:ubiquinone oxidoreductase, subunit 1, conserved site	Conserved Site
W [auth D6]	IPR050269	Complex I Subunit 6	Family
W [auth D6]	IPR042106	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	Homologous Superfamily
W [auth D6]	IPR001457	NADH:ubiquinone/plastoquinone oxidoreductase, chain 6	Family
X [auth 4L]	IPR001133	NADH-ubiquinone oxidoreductase chain 4L/K	Family
X [auth 4L]	IPR039428	NADH-ubiquinone oxidoreductase chain 4L/Mnh complex subunit C1-like	Family
Y [auth D5]	IPR003945	NADH-quinone oxidoreductase, chain 5-like	Family
Y [auth D5]	IPR010934	NADH dehydrogenase subunit 5, C-terminal	Domain
Y [auth D5]	IPR001516	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminal	Domain
Y [auth D5]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
Y [auth D5]	IPR018393	NADH-plastoquinone oxidoreductase, chain 5 subgroup	Family
Z [auth D4]	IPR003918	NADH:ubiquinone oxidoreductase	Family
Z [auth D4]	IPR010227	NADH-quinone oxidoreductase, chain M/4	Family
Z [auth D4]	IPR000260	NADH:ubiquinone oxidoreductase chain 4, N-terminal	Domain
Z [auth D4]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
AA [auth D2]	IPR010933	NADH dehydrogenase subunit 2, C-terminal	Domain
AA [auth D2]	IPR003917	NADH:ubiquinone oxidoreductase, chain 2	Family
AA [auth D2]	IPR050175	Complex I Subunit 2	Family
AA [auth D2]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
DA [auth AB], MB [auth AA]	IPR006162	Phosphopantetheine attachment site	PTM
DA [auth AB], MB [auth AA]	IPR009081	Phosphopantetheine binding ACP domain	Domain
DA [auth AB], MB [auth AA]	IPR036736	ACP-like superfamily	Homologous Superfamily
DA [auth AB], MB [auth AA]	IPR003231	Acyl carrier protein	Family
KA [auth C2]	IPR009423	NADH dehydrogenase [ubiquinone] 1 subunit C2, NDUC2	Family
LA [auth B4]	IPR009866	NADH:ubiquinone oxidoreductase, subunit NDUFB4	Family
C [auth b1], M [auth b2]	IPR036150	Cytochrome b/b6, C-terminal domain superfamily	Homologous Superfamily
C [auth b1], M [auth b2]	IPR027387	Cytochrome b/b6-like domain superfamily	Homologous Superfamily
C [auth b1], M [auth b2]	IPR048260	Cytochrome b/b6, C-terminal domain, eukaryotic/bacterial	Domain
C [auth b1], M [auth b2]	IPR016174	Di-haem cytochrome, transmembrane	Homologous Superfamily
C [auth b1], M [auth b2]	IPR005798	Cytochrome b/b6, C-terminal	Domain
C [auth b1], M [auth b2]	IPR048259	Cytochrome b/b6, N-terminal domain, eukaryotic/bacterial	Domain
C [auth b1], M [auth b2]	IPR030689	Cytochrome b	Family
C [auth b1], M [auth b2]	IPR005797	Cytochrome b/b6, N-terminal domain	Domain
NA [auth B6]	IPR019174	NADH dehydrogenase 1, beta subcomplex, subunit 6	Family
RA [auth B8]	IPR008699	NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8	Family
RA [auth B8]	IPR016551	NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, metazoa	Family
UA [auth B1]	IPR012575	NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 1, NDUB1	Family
WA [auth V1]	IPR019575	NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain	Domain
WA [auth V1]	IPR054765	SLBB domain	Domain
WA [auth V1]	IPR011537	NADH ubiquinone oxidoreductase, F subunit	Family
WA [auth V1]	IPR001949	NADH:ubiquinone oxidoreductase, 51kDa subunit, conserved site	Conserved Site
WA [auth V1]	IPR037225	NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain superfamily	Homologous Superfamily
WA [auth V1]	IPR037207	NADH-ubiquinone oxidoreductase 51kDa subunit, iron-sulphur binding domain superfamily	Homologous Superfamily
WA [auth V1]	IPR011538	NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain	Domain
WA [auth V1]	IPR050837	Complex I 51 kDa subunit	Family
XA [auth V2]	IPR042128	NuoE domain	Domain
XA [auth V2]	IPR002023	NADH-quinone oxidoreductase subunit E-like	Family
XA [auth V2]	IPR041921	NADH-quinone oxidoreductase subunit E, N-terminal	Homologous Superfamily
XA [auth V2]	IPR036249	Thioredoxin-like superfamily	Homologous Superfamily
AB [auth S3]	IPR037232	NADH:ubiquinone oxidoreductase, 30kDa subunit superfamily	Homologous Superfamily
AB [auth S3]	IPR001268	NADH:ubiquinone oxidoreductase, 30kDa subunit	Domain
AB [auth S3]	IPR020396	NADH:ubiquinone oxidoreductase, 30kDa subunit, conserved site	Conserved Site
AB [auth S3]	IPR010218	NADH dehydrogenase, subunit C	Family
FB [auth S4]	IPR038532	NADH dehydrogenase ubiquinone Fe-S protein 4-like superfamily	Homologous Superfamily
FB [auth S4]	IPR006885	NADH dehydrogenase ubiquinone Fe-S protein 4 mitochondrial-like	Family
JB [auth A6]	IPR016488	NADH dehydrogenase [ubiquinone] (complex I), alpha subcomplex, subunit 6	Family
JB [auth A6]	IPR008011	Complex 1 LYR protein domain	Domain
JB [auth A6]	IPR045299	NDUFA6, LYR domain	Domain
KB [auth A7]	IPR009947	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 7	Family
G [auth q1], Q [auth q2]	IPR004205	Cytochrome b-c1 complex subunit 8	Family
G [auth q1], Q [auth q2]	IPR036642	Cytochrome b-c1 complex subunit 8 superfamily	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
AA [auth D2], C [auth b1], FB [auth S4], G [auth q1], JB [auth A6] AA [auth D2], C [auth b1], FB [auth S4], G [auth q1], JB [auth A6], KA [auth C2], KB [auth A7], LA [auth B4], M [auth b2], NA [auth B6], Q [auth q2], RA [auth B8], U [auth D3], UA [auth B1], V [auth D1], W [auth D6], WA [auth V1], X [auth 4L], Y [auth D5], Z [auth D4]	OPM	Transmembrane	Alpha-helical polytopic	Electron transport chain complex I (NADH dehydrogenase) and supercomplexes	H+ or Na+ translocating NADH dehydrogenase

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
AA [auth D2], C [auth b1], FB [auth S4], G [auth q1], JB [auth A6] AA [auth D2], C [auth b1], FB [auth S4], G [auth q1], JB [auth A6], KA [auth C2], KB [auth A7], LA [auth B4], M [auth b2], NA [auth B6], Q [auth q2], RA [auth B8], U [auth D3], UA [auth B1], V [auth D1], W [auth D6], WA [auth V1], X [auth 4L], Y [auth D5], Z [auth D4]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Electron Transport Chain Supercomplexes (Respirasome)	Electron Transport Chain (ETC) Super Complex I+III₂, closed class