6ZKL | pdb_00006zkl

Complex I inhibited by rotenone, open1

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: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: mpstruc
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
Z [auth g]	d6zklg_	Membrane and cell surface proteins and peptides	LYR proteins from mammalian respiratory complex I	LYR protein-like	LYR proteins	automated matches	(Ovis aries ) [TaxId: 9940 ],	SCOPe (2.08)
Q [auth X]	d6zklx_	All alpha proteins	Acyl carrier protein-like	ACP-like	automated matches	automated matches	(Ovis aries ) [TaxId: 9940 ],	SCOPe (2.08)
CA [auth j]	d6zklj_	All alpha proteins	Acyl carrier protein-like	ACP-like	automated matches	automated matches	(Ovis aries ) [TaxId: 9940 ],	SCOPe (2.08)
A [auth 1]	d6zkl13	All alpha proteins	Bromodomain-like	Nqo1C-terminal domain-like	automated matches	automated matches	(Ovis aries ) [TaxId: 9940 ],	SCOPe (2.08)
A [auth 1]	d6zkl11	Alpha and beta proteins (a/b)	Nqo1 FMN-binding domain-like	Nqo1 FMN-binding domain-like	automated matches	automated matches	(Ovis aries ) [TaxId: 9940 ],	SCOPe (2.08)
A [auth 1]	d6zkl12	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Nqo1 middle domain-like	automated matches	automated matches	(Ovis aries ) [TaxId: 9940 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
I [auth H]	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054146	3002280	SCOP2B (2022-06-29)
H [auth A]	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8106704	3002200	SCOP2B (2022-06-29)
N	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054160	3002280	SCOP2B (2022-06-29)
N	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047670	3002280	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Antiporter subunits half-channel-like	8054155	3002280	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Antiporter subunits half-channel-like	8048501	3002280	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Antiporter subunits half-channel-like	8047664	3002280	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Antiporter subunits half-channel-like	8048258	3002280	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8053514	3002200	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8053518	3002200	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
I [auth H]	e6zklH1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
H [auth A]	e6zklA1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
G [auth 9]	e6zkl91	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
F [auth 6]	e6zkl61	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
E [auth 5]	e6zkl51	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
SA [auth z]	e6zklz1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
RA [auth y]	e6zkly1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
QA [auth x]	e6zklx1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
NA [auth u]	e6zklu1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
MA [auth t]	e6zklt1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
JA [auth q]	e6zklq1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
HA [auth o]	e6zklo1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
FA [auth m]	e6zklm1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
EA [auth l]	e6zkll1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
C [auth 3]	e6zkl31	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
DA [auth k]	e6zklk1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
BA [auth i]	e6zkli1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
Z [auth g]	e6zklg1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
Y [auth f]	e6zklf1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
X [auth e]	e6zkle1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
W [auth d]	e6zkld1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
V [auth c]	e6zklc1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
U [auth b]	e6zklb1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
B [auth 2]	e6zkl21	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
S [auth Z]	e6zklZ1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
R [auth Y]	e6zklY1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
Q [auth X]	e6zklX1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
CA [auth j]	e6zklj1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
P [auth W]	e6zklW1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
N	e6zklN1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
M	e6zklM1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
L	e6zklL1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
K	e6zklK1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
J	e6zklJ1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)
A [auth 1]	e6zkl11	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: VWD	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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 (utative)
A [auth 1]	3.40.50.11540	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NADH-ubiquinone oxidoreductase 51kDa subunit	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
I [auth H]	PF00146	NADH dehydrogenase (NADHdh)	NADH dehydrogenase	-	Family
H [auth A]	PF00507	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3 (Oxidored_q4)	NADH-ubiquinone/plastoquinone oxidoreductase, chain 3	-	Family
N	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
N	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
M	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
M	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
L	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
L	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
L	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
K	PF00420	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L (Oxidored_q2)	NADH-ubiquinone/plastoquinone oxidoreductase chain 4L	-	Family
J	PF00499	NADH-ubiquinone/plastoquinone oxidoreductase chain 6 (Oxidored_q3)	NADH-ubiquinone/plastoquinone oxidoreductase chain 6	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
I [auth H]	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 electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity 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 electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active 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
H [auth A]	NADH-ubiquinone oxidoreductase chain 3	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter 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
G [auth 9]	Mitochondrial complex I, TYKY subunit	-	-	-
F [auth 6]	Mitochondrial complex I, PSST subunit	-	-	-
E [auth 5]	NADH:ubiquinone oxidoreductase core subunit S3	-	-	-
SA [auth z]	Mitochondrial complex I, MWFE subunit	-	-	-
RA [auth y]	Mitochondrial complex I, MNLL subunit	-	-	-
QA [auth x]	Mitochondrial complex I, KFYI subunit	-	-	-
PA [auth w]	Mitochondrial complex I, ESSS subunit	-	-	-
OA [auth v]	NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrial	-	-	-
D [auth 4]	Mitochondrial complex I, 49 kDa subunit	-	-	-
NA [auth u]	NADH:ubiquinone oxidoreductase subunit B2	-	-	-
MA [auth t]	NADH:ubiquinone oxidoreductase subunit B9	-	-	-
LA [auth s]	NADH:ubiquinone oxidoreductase subunit B7	-	-	-
KA [auth r]	Mitochondrial complex I, B17 subunit	-	-	-
JA [auth q]	Mitochondrial complex I, B16.6 subunit	-	-	-
IA [auth p]	NADH:ubiquinone oxidoreductase subunit B4	-	-	-
HA [auth o]	NADH dehydrogenase [ubiquinone] 1 subunit C2	-	-	-
GA [auth n]	NADH:ubiquinone oxidoreductase subunit B3	-	-	-
FA [auth m]	NADH:ubiquinone oxidoreductase subunit A3	-	-	-
EA [auth l]	NADH:ubiquinone oxidoreductase subunit S5	-	-	-
C [auth 3]	NADH:ubiquinone oxidoreductase core subunit S1	-	-	-
DA [auth k]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrial	-	-	-
BA [auth i]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12	-	-	-
AA [auth h]	Mitochondrial complex I, B14.5a subunit	-	-	-
Z [auth g]	NADH:ubiquinone oxidoreductase subunit A6	-	-	-
Y [auth f]	Mitochondrial complex I, B13 subunit	-	-	-
X [auth e]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 2	-	-	-
W [auth d]	NADH:ubiquinone oxidoreductase subunit A9	-	-	-
V [auth c]	NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrial	-	-	-
U [auth b]	Mitochondrial complex I, 13 kDa subunit	-	-	-
T [auth a]	Mitochondrial complex I, 10 kDa subunit	-	-	-
B [auth 2]	Mitochondrial complex I, 24 kDa subunit	-	-	-
S [auth Z]	Mitochondrial complex I, PDSW subunit	-	-	-
R [auth Y]	NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8	-	-	-
CA [auth j], Q [auth X]	Acyl carrier protein	-	-	-
P [auth W]	NADH:ubiquinone oxidoreductase subunit B5	-	-	-
O [auth V]	Mitochondrial complex I, B14.7 subunit	-	-	-
N	NADH-ubiquinone oxidoreductase chain 2	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity 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 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
M	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 electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) 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 electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active 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 establishment of localization monoatomic cation transmembrane transport 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 electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport establishment of localization monoatomic cation transmembrane transport 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
L	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 electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity 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 electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active 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 establishment of localization monoatomic cation transmembrane transport 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 electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport establishment of localization monoatomic cation transmembrane transport 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
K	NADH-ubiquinone oxidoreductase chain 4L	oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter 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
J	NADH-ubiquinone oxidoreductase chain 6	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity 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
A [auth 1]	NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
I [auth H]	IPR001694	NADH:ubiquinone oxidoreductase, subunit 1/F420H2 oxidoreductase subunit H	Family
I [auth H]	IPR018086	NADH:ubiquinone oxidoreductase, subunit 1, conserved site	Conserved Site
H [auth A]	IPR000440	NADH:ubiquinone/plastoquinone oxidoreductase, chain 3	Family
H [auth A]	IPR038430	NADH:ubiquinone oxidoreductase, subunit 3 superfamily	Homologous Superfamily
N	IPR010933	NADH dehydrogenase subunit 2, C-terminal	Domain
N	IPR003917	NADH:ubiquinone oxidoreductase, chain 2	Family
N	IPR050175	Complex I Subunit 2	Family
N	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
M	IPR003918	NADH:ubiquinone oxidoreductase	Family
M	IPR010227	NADH-quinone oxidoreductase, chain M/4	Family
M	IPR000260	NADH:ubiquinone oxidoreductase chain 4, N-terminal	Domain
M	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
L	IPR003945	NADH-quinone oxidoreductase, chain 5-like	Family
L	IPR010934	NADH dehydrogenase subunit 5, C-terminal	Domain
L	IPR001516	NADH-Ubiquinone oxidoreductase (complex I), chain 5 N-terminal	Domain
L	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
L	IPR018393	NADH-plastoquinone oxidoreductase, chain 5 subgroup	Family
K	IPR001133	NADH-ubiquinone oxidoreductase chain 4L/K	Family
K	IPR039428	NADH-ubiquinone oxidoreductase chain 4L/Mnh complex subunit C1-like	Family
J	IPR050269	Complex I Subunit 6	Family
J	IPR042106	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	Homologous Superfamily
J	IPR001457	NADH:ubiquinone/plastoquinone oxidoreductase, chain 6	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
H [auth A], I [auth H], J, K, L H [auth A], I [auth H], J, K, L, M, N	OPM	Transmembrane	Alpha-helical polytopic	Electron transport chain complex I (NADH dehydrogenase) and supercomplexes	H+ or Na+ translocating NADH dehydrogenase

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
H [auth A], I [auth H], J, K, L H [auth A], I [auth H], J, K, L, M, N	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
H [auth A], I [auth H], J, K, L H [auth A], I [auth H], J, K, L, M, N	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Electron Transport Chain Complexes: Complex I	Mitochondrial Complex I: native complex, closed

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
D [auth 4]	2MR	Parent Component: ARG RESID: AA0067 PSI-MOD : symmetric dimethyl-L-arginine MOD:00076
DA [auth k]	SEP	Parent Component: SER RESID: AA0067 , AA0037 PSI-MOD : symmetric dimethyl-L-arginine MOD:00076 , O-phospho-L-serine MOD:00046
AA [auth h]	AYA	Parent Component: ALA RESID: AA0067 , AA0037
O [auth V]	AYA	Parent Component: ALA RESID: AA0067 , AA0037
M	FME	Parent Component: MET RESID: AA0067 , AA0037 , AA0021 , AA0566 PSI-MOD : symmetric dimethyl-L-arginine MOD:00076 , O-phospho-L-serine MOD:00046 , N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891
L	FME	Parent Component: MET RESID: AA0067 , AA0037 , AA0021 , AA0566 , AA0021 , AA0566 PSI-MOD : symmetric dimethyl-L-arginine MOD:00076 , O-phospho-L-serine MOD:00046 , N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891 , N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891
K	FME	Parent Component: MET RESID: AA0067 , AA0037 , AA0021 , AA0566 , AA0021 , AA0566 , AA0021 , AA0566 PSI-MOD : symmetric dimethyl-L-arginine MOD:00076 , O-phospho-L-serine MOD:00046 , N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891 , N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891 , N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891