Annotations: 9I6F

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B [auth A]	SCOP2B Superfamily	Cytochrome c oxidase subunit I-like	8094379	3000653	SCOP2B (2022-06-29)
D [auth C]	SCOP2B Superfamily	Cytochrome c oxidase subunit III-like	8094417	3000671	SCOP2B (2022-06-29)
G [auth F]	SCOP2B Superfamily	Rubredoxin-like	8093876	3001257	SCOP2B (2022-06-29)
H [auth G]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit VIa	8094056	3000592	SCOP2B (2022-06-29)
I [auth H]	SCOP2B Superfamily	Cytochrome c oxidase subunit h	8094433	3000395	SCOP2B (2022-06-29)
K [auth J]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit VIIa	8094110	3000606	SCOP2B (2022-06-29)
L [auth K]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit VIIb	8094463	3000613	SCOP2B (2022-06-29)
M [auth L]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit VIIc (aka VIIIa)	8094535	3000624	SCOP2B (2022-06-29)
F [auth E]	SCOP2B Superfamily	Cytochrome c oxidase subunit E	8094335	3001402	SCOP2B (2022-06-29)
E [auth D]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit IV	8093930	3000582	SCOP2B (2022-06-29)
N [auth M]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit VIIIb (aka IX)	8095689	3000633	SCOP2B (2022-06-29)
J [auth I]	SCOP2B Superfamily	Mitochondrial cytochrome c oxidase subunit VIc	8093998	3000598	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth A]	e9i6fA1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T:	F:	ECOD (20:10:01)
C [auth B]	e9i6fB1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T:	F:	ECOD (20:10:01)
D [auth C]	e9i6fC1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T:	F:	ECOD (20:10:01)
G [auth F]	e9i6fF1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T: MbtH	F:	ECOD (20:10:01)
H [auth G]	e9i6fG1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T: MbtH	F:	ECOD (20:10:01)
I [auth H]	e9i6fH1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: Galactose-binding domain-like	T:	F:	ECOD (20:10:01)
K [auth J]	e9i6fJ1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T: MbtH	F:	ECOD (20:10:01)
L [auth K]	e9i6fK1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T: MbtH	F:	ECOD (20:10:01)
M [auth L]	e9i6fL1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T:	F:	ECOD (20:10:01)
F [auth E]	e9i6fE1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: Galactose-binding domain-like	T:	F:	ECOD (20:10:01)
E [auth D]	e9i6fD1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: Galactose-binding domain-like	T:	F:	ECOD (20:10:01)
N [auth M]	e9i6fM1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T: MbtH	F:	ECOD (20:10:01)
J [auth I]	e9i6fI1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: N-terminal domain of the delta subunit of the F1F0-ATP synthase	T: MbtH	F:	ECOD (20:10:01)
A [auth N]	e9i6fN1	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: Galactose-binding domain-like	T:	F:	ECOD (20:10:01)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth A]	PF00115	Cytochrome C and Quinol oxidase polypeptide I (COX1)	Cytochrome C and Quinol oxidase polypeptide I	-	Family
C [auth B]	PF00116	Cytochrome C oxidase subunit II, periplasmic domain (COX2)	Cytochrome C oxidase subunit II, periplasmic domain		Domain
C [auth B]	PF02790	Cytochrome C oxidase subunit II, transmembrane domain (COX2_TM)	Cytochrome C oxidase subunit II, transmembrane domain	-	Family
D [auth C]	PF00510	Cytochrome c oxidase subunit III (COX3)	Cytochrome c oxidase subunit III		Domain
I [auth H]	PF02297	Cytochrome oxidase c subunit VIb (COX6B)	Cytochrome oxidase c subunit VIb	Cytochrome c oxidase, a 13 sub-unit complex, EC:1.9.3.1 is the terminal oxidase in the mitochondrial electron transport chain. This family is composed of the potentially heme-binding subunit IVb of the oxidase.	Domain
K [auth J]	PF02238	Cytochrome c oxidase subunit VII (COX7a)	Cytochrome c oxidase subunit VII	-	Family
N [auth M]	PF02285	Cytochrome oxidase c subunit VIII (COX8)	Cytochrome oxidase c subunit VIII	-	Family
J [auth I]	PF02937	Cytochrome c oxidase subunit VIc (COX6C)	Cytochrome c oxidase subunit VIc	-	Family
A [auth N]	PF04588	Hypoxia induced protein conserved region (HIG_1_N)	Hypoxia induced protein conserved region	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth A]	Cytochrome c oxidase subunit 1	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity binding tetrapyrrole binding heme binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity binding tetrapyrrole binding heme binding cation binding ion binding metal ion binding small molecule binding	response to electrical stimulus response to stimulus response to abiotic stimulus 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, cytochrome c to oxygen respiratory electron transport chain metabolic process response to electrical stimulus response to stimulus response to abiotic stimulus 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport response to copper ion response to metal ion response to chemical response to decreased oxygen levels response to hypoxia response to stress response to oxygen levels response to oxidative stress developmental process multicellular organismal process head development animal organ development brain development nervous system development multicellular organism development cerebellum development central nervous system development metencephalon development anatomical structure development hindbrain development system development	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
C [auth B]	Cytochrome c oxidase subunit 2	oxidoreductase activity catalytic activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity cation binding oxidoreductase activity catalytic activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity cation binding transition metal ion binding copper ion 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport response to decreased oxygen levels 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport response to decreased oxygen levels response to stimulus response to hypoxia response to stress response to oxygen levels response to abiotic stimulus developmental process regulation of body fluid levels secretion transport mammary gland development gland development animal organ development biological regulation establishment of localization body fluid secretion localization anatomical structure development lactation regulation of biological quality response to alcohol response to chemical response to oxygen-containing compound response to ethanol	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex membrane-enclosed lumen mitochondrial matrix intracellular organelle lumen organelle lumen
D [auth C]	Cytochrome c oxidase subunit 3	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport respiratory chain complex IV assembly 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport respiratory chain complex IV assembly cytochrome complex assembly cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular component organization or biogenesis	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
G [auth F]	Cytochrome c oxidase subunit 5B, mitochondrial	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity cation binding ion binding binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity cation binding ion binding binding metal ion binding small molecule binding	multicellular organismal process respiratory gaseous exchange by respiratory system 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process multicellular organismal process respiratory gaseous exchange by respiratory system 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, cytochrome c to oxygen 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane acrosomal vesicle intracellular vesicle endomembrane system cytoplasmic vesicle secretory granule secretory vesicle vesicle respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
H [auth G]	Cytochrome c oxidase subunit 6A1, mitochondrial	oxidoreductase activity catalytic activity enzyme regulator activity molecular function regulator 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, cytochrome c to oxygen 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex cell projection sperm principal piece cilium 9+2 motile cilium sperm flagellum motile cilium plasma membrane bounded cell projection
I [auth H]	Cytochrome c oxidase subunit 6B1	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport developmental 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport developmental process multicellular organismal process head development animal organ development brain development nervous system development substantia nigra development multicellular organism development central nervous system development midbrain development anatomical structure development neural nucleus development system development	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane cell projection sperm principal piece cilium 9+2 motile cilium sperm flagellum motile cilium plasma membrane bounded cell projection respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
K [auth J]	Cytochrome c oxidase subunit 7A2, mitochondrial	oxidoreductase activity catalytic activity	monoatomic cation transmembrane transport transmembrane transport localization transport proton transmembrane transport monoatomic ion transmembrane transport monoatomic ion transport cellular process monoatomic cation transport establishment of localization aerobic respiration cellular respiration aerobic electron transport chain oxidative phosphorylation monoatomic cation transmembrane transport transmembrane transport localization transport proton transmembrane transport monoatomic ion transmembrane transport monoatomic ion transport cellular process monoatomic cation transport establishment of localization 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, cytochrome c to oxygen respiratory electron transport chain metabolic 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
L [auth K]	Cytochrome c oxidase subunit 7B, mitochondrial	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport developmental 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport developmental process multicellular organism development multicellular organismal process central nervous system development anatomical structure development nervous system development system development	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
M [auth L]	Cytochrome c oxidase subunit 7C, mitochondrial	-	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, cytochrome c to oxygen 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
F [auth E]	Cytochrome c oxidase subunit 5A, mitochondrial	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity cation binding ion binding binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter 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, cytochrome c to oxygen 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane mitochondrial intermembrane space membrane-enclosed lumen intracellular organelle lumen organelle envelope lumen organelle lumen respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
E [auth D]	Cytochrome c oxidase subunit 4 isoform 1, mitochondrial	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport response to nutrient levels 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, cytochrome c to oxygen respiratory electron transport chain metabolic process cellular process mitochondrial ATP synthesis coupled electron transport response to nutrient levels response to stimulus response to chemical response to nutrient	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex cytosol nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen mitochondrial intermembrane space organelle envelope lumen
N [auth M]	Cytochrome c oxidase subunit 8A, mitochondrial	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity cytochrome-c oxidase activity electron transfer activity active monoatomic ion transmembrane transporter 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, cytochrome c to oxygen 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
J [auth I]	Cytochrome c oxidase subunit 6C	-	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, cytochrome c to oxygen 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 mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane mitochondrial intermembrane space membrane-enclosed lumen intracellular organelle lumen organelle envelope lumen organelle lumen respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex respiratory chain complex IV transporter complex
A [auth N]	HIG1 domain family member 2A, mitochondrial	-	mitochondrial respirasome assembly protein-containing complex organization 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 mitochondrion organization regulation of biological process regulation of cellular process negative regulation of programmed cell death mitochondrial respirasome assembly protein-containing complex organization 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 mitochondrion organization regulation of biological process regulation of cellular process negative regulation of programmed cell death regulation of apoptotic process biological regulation negative regulation of biological process regulation of programmed cell death cell death negative regulation of apoptotic process negative regulation of cellular process apoptotic process programmed cell death	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth A]	IPR036927	Cytochrome c oxidase-like, subunit I superfamily	Homologous Superfamily
B [auth A]	IPR000883	Cytochrome c oxidase subunit I	Family
B [auth A]	IPR023615	Cytochrome c oxidase, subunit I, copper-binding site	Binding Site
B [auth A]	IPR023616	Cytochrome c oxidase-like, subunit I domain	Domain
B [auth A]	IPR033944	Cytochrome c oxidase subunit I domain	Domain
C [auth B]	IPR011759	Cytochrome C oxidase subunit II, transmembrane domain	Domain
C [auth B]	IPR036257	Cytochrome C oxidase subunit II, transmembrane domain superfamily	Homologous Superfamily
C [auth B]	IPR034210	Cytochrome c oxidase subunit 2, C-terminal	Domain
C [auth B]	IPR045187	Cytochrome c/quinol oxidase subunit II	Family
C [auth B]	IPR002429	Cytochrome c oxidase subunit II-like C-terminal	Domain
C [auth B]	IPR008972	Cupredoxin	Homologous Superfamily
C [auth B]	IPR001505	Copper centre Cu(A)	Binding Site
C [auth B]	IPR014222	Cytochrome c oxidase, subunit II	Domain
D [auth C]	IPR035973	Cytochrome c oxidase subunit III-like superfamily	Homologous Superfamily
D [auth C]	IPR000298	Cytochrome c oxidase subunit III-like	Domain
D [auth C]	IPR033945	Cytochrome c oxidase subunit III domain	Domain
D [auth C]	IPR013833	Cytochrome c oxidase, subunit III, 4-helical bundle	Homologous Superfamily
D [auth C]	IPR024791	Cytochrome c oxidase subunit III	Family
G [auth F]	IPR002124	Cytochrome c oxidase, subunit Vb	Family
G [auth F]	IPR036972	Cytochrome c oxidase, subunit Vb superfamily	Homologous Superfamily
H [auth G]	IPR018507	Cytochrome c oxidase, subunit VIa, conserved site	Conserved Site
H [auth G]	IPR036418	Cytochrome c oxidase, subunit VIa superfamily	Homologous Superfamily
H [auth G]	IPR001349	Cytochrome c oxidase, subunit VIa	Family
I [auth H]	IPR036549	Cytochrome c oxidase subunit 6B/Cytochrome c oxidase assembly factor 6-like superfamily	Homologous Superfamily
I [auth H]	IPR048280	Cytochrome oxidase c subunit VIb-like	Family
I [auth H]	IPR003213	Cytochrome c oxidase, subunit VIb	Family
K [auth J]	IPR003177	Cytochrome c oxidase subunit VIIa, metazoa	Family
K [auth J]	IPR036539	Cytochrome c oxidase, subunit VIIa superfamily	Homologous Superfamily
K [auth J]	IPR039297	Cytochrome c oxidase subunit VII	Family
L [auth K]	IPR023272	Cytochrome C oxidase, subunit VIIB domain superfamily	Homologous Superfamily
L [auth K]	IPR008433	Cytochrome C oxidase, subunit VIIB	Family
M [auth L]	IPR036636	Cytochrome c oxidase subunit VIIc superfamily	Homologous Superfamily
M [auth L]	IPR004202	Cytochrome c oxidase subunit VIIc	Family
F [auth E]	IPR003204	Cytochrome c oxidase, subunit Va/VI	Family
F [auth E]	IPR036545	Cytochrome c oxidase, subunit Va/VI superfamily	Homologous Superfamily
E [auth D]	IPR004203	Cytochrome c oxidase subunit IV family	Family
E [auth D]	IPR013288	Cytochrome c oxidase subunit IV	Family
E [auth D]	IPR036639	Cytochrome c oxidase subunit IV superfamily	Homologous Superfamily
N [auth M]	IPR003205	Cytochrome c oxidase, subunit 8	Family
N [auth M]	IPR036548	Cytochrome c oxidase, subunit 8 superfamily	Homologous Superfamily
J [auth I]	IPR037169	Mitochondrial cytochrome c oxidase subunit VIc/VIIs superfamily	Homologous Superfamily
J [auth I]	IPR051389	Cytochrome c oxidase subunit VIc	Family
J [auth I]	IPR034884	Mitochondrial cytochrome c oxidase subunit VIc/VIIs	Family
A [auth N]	IPR007667	Hypoxia induced protein, domain	Domain
A [auth N]	IPR050355	Mitochondrial Respiratory Supercomplex Factor 1	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B [auth A]	Pharos: P00395	cytochrome-c oxidase deficiency disease Leber hereditary optic neuropathy nonsyndromic genetic deafness MELAS syndrome sarcomatoid carcinoma aminoglycoside-induced deafness carcinoma cardiomyopathy Mammary Neoplasms, Experimental deafness, sensorineural, autosomal-mitochondrial type myoglobinuria, recurrent colorectal cancer mitochondrial non-syndromic sensorineural deafness helminthiasis peripheral nervous system disease cytochrome-c oxidase deficiency disease Leber hereditary optic neuropathy nonsyndromic genetic deafness MELAS syndrome sarcomatoid carcinoma aminoglycoside-induced deafness carcinoma cardiomyopathy Mammary Neoplasms, Experimental deafness, sensorineural, autosomal-mitochondrial type myoglobinuria, recurrent colorectal cancer mitochondrial non-syndromic sensorineural deafness helminthiasis peripheral nervous system disease undifferentiated carcinoma colon carcinoma peripheral neuropathy genetic recurrent myoglobinuria inborn errors of metabolism mammary neoplasms, animal
C [auth B]	Pharos: P00403	cytochrome-c oxidase deficiency disease MELAS syndrome neuroblastoma Diabetes Mellitus, Experimental tenosynovitis bursitis juvenile idiopathic arthritis rheumatoid arthritis synovitis depressive disorder gout osteoarthritis tendinitis ankylosing spondylitis colorectal cancer cytochrome-c oxidase deficiency disease MELAS syndrome neuroblastoma Diabetes Mellitus, Experimental tenosynovitis bursitis juvenile idiopathic arthritis rheumatoid arthritis synovitis depressive disorder gout osteoarthritis tendinitis ankylosing spondylitis colorectal cancer inborn errors of metabolism patent ductus arteriosus
D [auth C]	Pharos: P00414	Leber hereditary optic neuropathy cytochrome-c oxidase deficiency disease MELAS syndrome Leigh syndrome temporal lobe epilepsy genetic recurrent myoglobinuria muscle tissue disease myopathy Epilepsy, Benign Psychomotor, Childhood inborn errors of metabolism muscular disease peripheral nervous system disease mitochondrial encephalomyopathy myoglobinuria, recurrent peripheral neuropathy
G [auth F]	Pharos: P10606	colorectal cancer myocardial ischemia plasma cell myeloma coronary artery disease ovarian cancer Sjogren syndrome Mitochondrial Diseases pancreatic ductal adenocarcinoma ulcerative colitis
H [auth G]	Pharos: P12074	Charcot-Marie-Tooth disease Charcot-Marie-Tooth disease recessive intermediate D peripheral neuropathy motor peripheral neuropathy neurodegenerative disease Mitochondrial Diseases peripheral nervous system disease
I [auth H]	Pharos: P14854	cytochrome-c oxidase deficiency disease breast cancer intellectual disability Mitochondrial Diseases plasma cell myeloma lung cancer osteosarcoma inborn errors of metabolism lymphoplasmacytic lymphoma ovarian cancer
K [auth J]	Pharos: P14406	astrocytic tumor Mitochondrial Diseases diabetes mellitus osteosarcoma lung cancer psoriasis
L [auth K]	Pharos: P24311	linear skin defects with multiple congenital anomalies 2 Pick disease psoriasis astrocytic tumor Ehlers-Danlos syndrome intellectual disability linear skin defects with multiple congenital anomalies 1 MICROPHTHALMIA, SYNDROMIC 7 oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma pituitary cancer ulcerative colitis atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma linear skin defects with multiple congenital anomalies 2 Pick disease psoriasis astrocytic tumor Ehlers-Danlos syndrome intellectual disability linear skin defects with multiple congenital anomalies 1 MICROPHTHALMIA, SYNDROMIC 7 oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma pituitary cancer ulcerative colitis atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm polycystic ovary syndrome breast cancer hereditary spastic paraplegia linear skin defects with multiple congenital anomalies malignant glioma pancreatic ductal adenocarcinoma
M [auth L]	Pharos: P15954	obesity disorder astrocytic tumor ovarian cancer Mitochondrial Diseases plasma cell myeloma
F [auth E]	Pharos: P20674	cytochrome-c oxidase deficiency disease astrocytic tumor glioblastoma malignant ependymoma plasma cell myeloma celiac disease hypertensive disorder Mitochondrial Diseases systemic lupus erythematosus lung cancer ovarian cancer
E [auth D]	Pharos: P13073	atypical teratoid rhabdoid tumor large cell medulloblastoma ovarian cancer B-cell chronic lymphocytic leukemia Mitochondrial Diseases psoriasis glioblastoma osteosarcoma tuberculosis
N [auth M]	Pharos: P10176	cytochrome-c oxidase deficiency disease Alcoholic Intoxication ovarian cancer bipolar disorder lung cancer plasma cell myeloma breast cancer psoriasis
J [auth I]	Pharos: P09669	breast cancer lymphoplasmacytic lymphoma skin basal cell carcinoma breast carcinoma Mitochondrial Diseases lung cancer plasma cell myeloma
A [auth N]	Pharos: Q9BW72	liver cancer Condition, Preneoplastic precancerous condition liver neoplasm

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B [auth A]	FME	Parent Component: MET RESID: AA0021 , AA0566 PSI-MOD : 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
D [auth C]	FME	Parent Component: MET RESID: AA0021 , AA0566 , AA0021 , AA0566 PSI-MOD : 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