9FZL | pdb_00009fzl

Perkinsus marinus respiratory supercomplex CII2CIII2CIV2 in an intermediate state

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
DB [auth 2s], G [auth 2S]	PF20715	Domain of unknown function (DUF6827) (DUF6827)	Domain of unknown function (DUF6827)	This presumed domain is functionally uncharacterised. This domain is predominantly found in sequences from Apicomplexa. There are highly conserved motifs: NWxD, EDxxDH and GxGLAI/LLRQ.	Domain
RC [auth 4x], UA [auth 4X]	PF01215	Cytochrome c oxidase subunit Vb (COX5B)	Cytochrome c oxidase subunit Vb		Domain
KC [auth 4q], NA [auth 4Q]	PF00115	Cytochrome C and Quinol oxidase polypeptide I (COX1)	Cytochrome C and Quinol oxidase polypeptide I	-	Family
HC [auth 4n], KA [auth 4N]	PF00116	Cytochrome C oxidase subunit II, periplasmic domain (COX2)	Cytochrome C oxidase subunit II, periplasmic domain		Domain
UB [auth 4a], X [auth 4A]	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
QB [auth 3j], T [auth 3J]	PF02320	Ubiquinol-cytochrome C reductase hinge protein (UCR_hinge)	Ubiquinol-cytochrome C reductase hinge protein	The ubiquinol-cytochrome C reductase complex (cytochrome bc1 complex) is a respiratory multienzyme complex [1]. This Pfam family represents the 'hinge' protein of the complex which is thought to mediate formation of the cytochrome c1 and cytochrome c ...	The ubiquinol-cytochrome C reductase complex (cytochrome bc1 complex) is a respiratory multienzyme complex [1]. This Pfam family represents the 'hinge' protein of the complex which is thought to mediate formation of the cytochrome c1 and cytochrome c complex.	Domain
B [auth 2N], YA [auth 2n]	PF13085	2Fe-2S iron-sulfur cluster binding domain (Fer2_3)	2Fe-2S iron-sulfur cluster binding domain	The 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which abeta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated.	Domain
B [auth 2N], YA [auth 2n]	PF13534	4Fe-4S dicluster domain (Fer4_17)	4Fe-4S dicluster domain	This family includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. The structure of the domain is an alpha-antiparallel beta sandwich.	Domain
PB [auth 3i], S [auth 3I]	PF02271	Ubiquinol-cytochrome C reductase complex 14kD subunit (UCR_14kD)	Ubiquinol-cytochrome C reductase complex 14kD subunit	-	Family
OB [auth 3h], R [auth 3H]	PF00355	Rieske [2Fe-2S] domain (Rieske)	Rieske [2Fe-2S] domain	The rieske domain has a [2Fe-2S] centre. Two conserved cysteines coordinate one Fe ion, while the other Fe ion is coordinated by two conserved histidines. In hyperthermophilic archaea there is a SKTPCX(2-3)C motif at the C-terminus. The cysteines in ...	The rieske domain has a [2Fe-2S] centre. Two conserved cysteines coordinate one Fe ion, while the other Fe ion is coordinated by two conserved histidines. In hyperthermophilic archaea there is a SKTPCX(2-3)C motif at the C-terminus. The cysteines in this motif form a disulphide bridge, which stabilises the protein [4].	Domain
NB [auth 3g], Q [auth 3G]	PF00032	Cytochrome b(C-terminal)/b6/petD (Cytochrom_B_C)	Cytochrome b(C-terminal)/b6/petD		Domain
NB [auth 3g], Q [auth 3G]	PF00033	Cytochrome b/b6/petB (Cytochrome_B)	Cytochrome b/b6/petB		Domain
LB [auth 3e], O [auth 3E]	PF05365	Cytochrome b-c1 complex subunit 9 (UCR_UQCRX_QCR9)	Cytochrome b-c1 complex subunit 9	-	Family
JB [auth 3c], M [auth 3C]	PF02167	Cytochrome C1 family (Cytochrom_C1)	Cytochrome C1 family	-	Family
IB [auth 3b], L [auth 3B]	PF05193	Peptidase M16 inactive domain (Peptidase_M16_C)	Peptidase M16 inactive domain	Peptidase M16 consists of two structurally related domains. One is the active peptidase, whereas the other is inactive. The two domains hold the substrate like a clamp [1].	Domain
IB [auth 3b], L [auth 3B]	PF00675	Insulinase (Peptidase family M16) (Peptidase_M16)	Insulinase (Peptidase family M16)	-	Family
HB [auth 3a], K [auth 3A]	PF05193	Peptidase M16 inactive domain (Peptidase_M16_C)	Peptidase M16 inactive domain	Peptidase M16 consists of two structurally related domains. One is the active peptidase, whereas the other is inactive. The two domains hold the substrate like a clamp [1].	Domain
HB [auth 3a], K [auth 3A]	PF00675	Insulinase (Peptidase family M16) (Peptidase_M16)	Insulinase (Peptidase family M16)	-	Family
A [auth 2M], XA [auth 2m]	PF02910	Fumarate reductase flavoprotein C-term (Succ_DH_flav_C)	Fumarate reductase flavoprotein C-term	This family contains fumarate reductases, succinate dehydrogenases and L-aspartate oxidases.	Domain
A [auth 2M], XA [auth 2m]	PF00890	FAD binding domain (FAD_binding_2)	FAD binding domain	This family includes members that bind FAD. This family includes the flavoprotein subunits from succinate and fumarate dehydrogenase, aspartate oxidase and the alpha subunit of adenylylsulphate reductase.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
FB [auth 2u], I [auth 2U]	Syntaxin-1A	SNAP receptor activity protein-macromolecule adaptor activity molecular adaptor activity	cellular localization establishment of protein localization nitrogen compound transport transport intracellular transport establishment of localization localization protein transport establishment of localization in cell macromolecule localization cellular process intracellular protein localization intracellular protein transport vesicle-mediated transport cellular localization establishment of protein localization nitrogen compound transport transport intracellular transport establishment of localization localization protein transport establishment of localization in cell macromolecule localization cellular process intracellular protein localization intracellular protein transport vesicle-mediated transport regulation of cellular process negative regulation of small molecule metabolic process oxoacid metabolic process ketone metabolic process regulation of lipid metabolic process negative regulation of biological process lipid biosynthetic process organic acid metabolic process organic acid biosynthetic process negative regulation of lipid biosynthetic process carboxylic acid biosynthetic process regulation of primary metabolic process regulation of small molecule metabolic process negative regulation of cellular process small molecule metabolic process negative regulation of fatty acid biosynthetic process regulation of biosynthetic process regulation of biological process fatty acid metabolic process negative regulation of fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process negative regulation of metabolic process biological regulation carboxylic acid metabolic process primary metabolic process fatty acid biosynthetic process regulation of ketone metabolic process biosynthetic process negative regulation of biosynthetic process regulation of fatty acid metabolic process regulation of fatty acid biosynthetic process metabolic process regulation of lipid biosynthetic process monocarboxylic acid metabolic process regulation of metabolic process negative regulation of lipid metabolic process lipid metabolic process	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cullin-RING ubiquitin ligase complex protein-containing complex ubiquitin ligase complex catalytic complex Cul4-RING E3 ubiquitin ligase complex transferase complex intracellular protein-containing complex
EB [auth 2t], H [auth 2T]	Rab-GAP TBC domain-containing protein	small GTPase binding protein binding binding enzyme binding GTPase binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity	-	cellular anatomical structure membrane
DB [auth 2s], G [auth 2S]	DUF6827 domain-containing protein	-	-	-
CB [auth 2r], F [auth 2R]	SDHH	-	-	-
BB [auth 2q], E [auth 2Q]	Kinesin-like protein	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cytoskeletal protein binding microtubule binding protein binding tubulin binding microtubule motor activity polypeptide conformation or assembly isomerase activity isomerase activity cytoskeletal motor activity macromolecular conformation isomerase activity catalytic activity ATP-dependent activity	microtubule-based movement microtubule-based process cellular process spindle elongation microtubule cytoskeleton organization cellular component organization organelle organization nuclear chromosome segregation cell cycle cellular component organization or biogenesis cytoskeleton organization chromosome segregation spindle organization cell cycle process microtubule-based movement microtubule-based process cellular process spindle elongation microtubule cytoskeleton organization cellular component organization organelle organization nuclear chromosome segregation cell cycle cellular component organization or biogenesis cytoskeleton organization chromosome segregation spindle organization cell cycle process mitotic cell cycle mitotic spindle organization mitotic cell cycle process microtubule cytoskeleton organization involved in mitosis	cellular anatomical structure membrane intracellular organelle protein-containing complex intracellular anatomical structure cytoskeleton organelle membraneless organelle microtubule associated complex intracellular membraneless organelle microtubule cytoskeleton cytoplasm polymeric cytoskeletal fiber supramolecular fiber cellular anatomical structure membrane intracellular organelle protein-containing complex intracellular anatomical structure cytoskeleton organelle membraneless organelle microtubule associated complex intracellular membraneless organelle microtubule cytoskeleton cytoplasm polymeric cytoskeletal fiber supramolecular fiber microtubule supramolecular polymer supramolecular complex
TC [auth 4z], WA [auth 4Z]	Cytochrome c oxidase subunit 31	-	-	cellular anatomical structure membrane
SC [auth 4y], VA [auth 4Y]	Cytochrome c oxidase subunit 18	-	-	-
RC [auth 4x], UA [auth 4X]	Cytochrome Coxidase subunit, putative	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 organelle envelope cellular anatomical structure intracellular anatomical structure mitochondrion mitochondrial envelope organelle cytoplasm intracellular membrane-bounded organelle respiratory chain complex protein-containing complex cytochrome complex catalytic complex membrane-bounded organelle intracellular organelle organelle envelope cellular anatomical structure intracellular anatomical structure mitochondrion mitochondrial envelope organelle cytoplasm intracellular membrane-bounded organelle respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane membrane protein complex respiratory chain complex IV transporter complex
QC [auth 4w], TA [auth 4W]	Cytochrome c oxidase subunit 19	-	-	-
PC [auth 4v], SA [auth 4V]	Cytochrome c oxidase subunit 4	-	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 respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle respiratory chain complex protein-containing complex cytochrome complex catalytic complex transmembrane transporter complex membrane membrane protein complex respiratory chain complex IV transporter complex
OC [auth 4u], RA [auth 4U]	Amino acid transporter transmembrane domain-containing protein	L-amino acid transmembrane transporter activity amino acid transmembrane transporter activity transporter activity carboxylic acid transmembrane transporter activity transmembrane transporter activity	-	cellular anatomical structure membrane
NC [auth 4t], QA [auth 4T]	Cytochrome c oxidase subunit 13	iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle membrane
MC [auth 4s], PA [auth 4S]	Cytochrome c oxidase subunit 7C	-	-	cellular anatomical structure membrane
LC [auth 4r], OA [auth 4R]	Cytochrome c oxidase subunit 32	-	-	cellular anatomical structure membrane
KC [auth 4q], NA [auth 4Q]	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	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 electron transport coupled proton transport 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 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 monoatomic cation 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
AB [auth 2p], D [auth 2P]	Transmembrane protein	-	-	cellular anatomical structure membrane
JC [auth 4p], MA [auth 4P]	Cytochrome c oxidase subunit 2A	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule 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 cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule 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	-	cellular anatomical structure membrane
IC [auth 4o], LA [auth 4O]	GINS subunit domain-containing protein	-	mitotic DNA replication DNA-templated DNA replication DNA strand elongation involved in mitotic DNA replication nuclear DNA replication cell cycle DNA replication primary metabolic process DNA metabolic process DNA strand elongation involved in nuclear cell cycle DNA replication nucleic acid metabolic process mitotic cell cycle nucleobase-containing compound metabolic process DNA strand elongation DNA replication mitotic cell cycle process DNA strand elongation involved in cell cycle DNA replication mitotic DNA replication DNA-templated DNA replication DNA strand elongation involved in mitotic DNA replication nuclear DNA replication cell cycle DNA replication primary metabolic process DNA metabolic process DNA strand elongation involved in nuclear cell cycle DNA replication nucleic acid metabolic process mitotic cell cycle nucleobase-containing compound metabolic process DNA strand elongation DNA replication mitotic cell cycle process DNA strand elongation involved in cell cycle DNA replication metabolic process cellular process macromolecule metabolic process cell cycle DNA strand elongation involved in DNA replication cell cycle process	GINS complex membrane-bounded organelle DNA replication preinitiation complex protein-containing complex intracellular anatomical structure protein-DNA complex nucleus membrane-enclosed lumen nuclear protein-containing complex nuclear chromosome intracellular membraneless organelle chromosome intracellular membrane-bounded organelle intracellular organelle lumen GINS complex membrane-bounded organelle DNA replication preinitiation complex protein-containing complex intracellular anatomical structure protein-DNA complex nucleus membrane-enclosed lumen nuclear protein-containing complex nuclear chromosome intracellular membraneless organelle chromosome intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle membraneless organelle nuclear lumen membrane
HC [auth 4n], KA [auth 4N]	Cytochrome c oxidase polypeptide II	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule 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 cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule 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	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	cellular anatomical structure membrane
GC [auth 4m], JA [auth 4M]	Cytochrome c oxidase subunit 35	-	-	-
FC [auth 4l], IA [auth 4L]	Cytochrome c oxidase subunit 7A	-	-	cellular anatomical structure membrane
EC [auth 4k], HA [auth 4K]	Cytochrome c oxidase subunit 37	-	-	cellular anatomical structure membrane
DC [auth 4j], GA [auth 4J]	Cytochrome c oxidase subunit 24	-	-	cellular anatomical structure membrane
CC [auth 4i], FA [auth 4I]	Cytochrome c oxidase subunit 6C	-	-	-
BC [auth 4h], EA [auth 4H]	Cytochrome c oxidase subunit 30	-	-	-
AC [auth 4g], DA [auth 4G]	Cytochrome c oxidase subunit 33	-	-	cellular anatomical structure membrane
C [auth 2O], ZA [auth 2o]	SDHG	-	-	-
CA [auth 4F], ZB [auth 4f]	Ubiquitin, putative	-	-	cellular anatomical structure membrane
BA [auth 4E], YB [auth 4e]	Merozoite surface protein, putative	-	-	-
AA [auth 4D], XB [auth 4d]	Cytochrome c oxidase subunit 34	-	-	cellular anatomical structure membrane
WB [auth 4c], Z [auth 4C]	Cytochrome c oxidase subunit 40	-	-	cellular anatomical structure membrane
VB [auth 4b], Y [auth 4B]	Peptidase M14 carboxypeptidase A domain-containing protein	peptidase activity catalytic activity, acting on a protein metallocarboxypeptidase activity hydrolase activity metallopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity carboxypeptidase activity cation binding transition metal ion binding zinc ion binding ion binding binding peptidase activity catalytic activity, acting on a protein metallocarboxypeptidase activity hydrolase activity metallopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity carboxypeptidase activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure membrane extracellular region extracellular space
UB [auth 4a], X [auth 4A]	Cytochrome c oxidase subunit 6B	-	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle
TB [auth 41], W [auth 40]	Cytochrome c oxidase subunit 3	-	-	-
SB [auth 3l], V [auth 3L]	Aurora kinase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups	-	cellular anatomical structure membrane
RB [auth 3k], U [auth 3K]	Cu-binding protein	-	-	-
QB [auth 3j], T [auth 3J]	Ubiquinol-cytochrome c reductase complex 7.8 kDa protein, putative	-	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
B [auth 2N], YA [auth 2n]	Succinate dehydrogenase [ubiquinone] iron-sulfur subunit, mitochondrial	iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding 3 iron, 4 sulfur cluster binding oxidoreductase activity succinate dehydrogenase activity oxidoreductase activity, acting on the CH-CH group of donors oxidoreductase activity, acting on the CH-CH group of donors, quinone or related compound as acceptor catalytic activity succinate dehydrogenase (quinone) activity 4 iron, 4 sulfur cluster binding electron transfer activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding 3 iron, 4 sulfur cluster binding oxidoreductase activity succinate dehydrogenase activity oxidoreductase activity, acting on the CH-CH group of donors oxidoreductase activity, acting on the CH-CH group of donors, quinone or related compound as acceptor catalytic activity succinate dehydrogenase (quinone) activity 4 iron, 4 sulfur cluster binding electron transfer activity cation binding ion binding metal ion binding	aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds primary metabolic process metabolic process cellular process generation of precursor metabolites and energy respiratory electron transport chain electron transport chain	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
PB [auth 3i], S [auth 3I]	Ubiquinol-cytochrome C reductase complex 14kD subunit, putative	-	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 cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex transporter complex respiratory chain complex III
OB [auth 3h], R [auth 3H]	Ubiquinol-cytochrome c reductase, iron-sulfur subunit, putative	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity quinol-cytochrome-c reductase activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity quinol-cytochrome-c reductase activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	-	cellular anatomical structure membrane
NB [auth 3g], Q [auth 3G]	Cytochrome b	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity quinol-cytochrome-c reductase 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 electron transfer activity active monoatomic ion transmembrane transporter activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity quinol-cytochrome-c reductase 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, 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
MB [auth 3f], P [auth 3F]	QCR10	-	-	cellular anatomical structure membrane
LB [auth 3e], O [auth 3E]	QCR9	-	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 cytochrome complex catalytic complex transmembrane transporter complex membrane protein complex transporter complex respiratory chain complex III
KB [auth 3d], N [auth 3D]	QCR8	-	-	-
JB [auth 3c], M [auth 3C]	Iso-1-cytochrome c	binding tetrapyrrole binding heme binding electron transfer activity cation binding ion 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
IB [auth 3b], L [auth 3B]	Alpha-MPP	cation binding ion binding binding metal ion binding small molecule binding	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle
HB [auth 3a], K [auth 3A]	Mitochondrial processing peptidase beta subunit	peptidase activity catalytic activity, acting on a protein metallopeptidase activity hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle
GB [auth 2v], J [auth 2V]	SDHI	-	-	-
A [auth 2M], XA [auth 2m]	Succinate dehydrogenase [ubiquinone] flavoprotein subunit, mitochondrial	flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding small molecule binding oxidoreductase activity succinate dehydrogenase activity oxidoreductase activity, acting on the CH-CH group of donors oxidoreductase activity, acting on the CH-CH group of donors, quinone or related compound as acceptor catalytic activity succinate dehydrogenase (quinone) activity flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding small molecule binding oxidoreductase activity succinate dehydrogenase activity oxidoreductase activity, acting on the CH-CH group of donors oxidoreductase activity, acting on the CH-CH group of donors, quinone or related compound as acceptor catalytic activity succinate dehydrogenase (quinone) activity electron transfer activity	aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds primary metabolic process metabolic process cellular process generation of precursor metabolites and energy mitochondrial electron transport, succinate to ubiquinone aerobic electron transport chain oxidative phosphorylation ATP synthesis coupled electron transport electron transport chain respiratory electron transport chain aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds primary metabolic process metabolic process cellular process generation of precursor metabolites and energy mitochondrial electron transport, succinate to ubiquinone aerobic electron transport chain oxidative phosphorylation ATP synthesis coupled electron transport electron transport chain 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

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
FB [auth 2u], I [auth 2U]	IPR006012	Syntaxin/epimorphin, conserved site	Conserved Site
FB [auth 2u], I [auth 2U]	IPR045151	DDB1- and CUL4-associated factor 8-like	Family
FB [auth 2u], I [auth 2U]	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
FB [auth 2u], I [auth 2U]	IPR000727	Target SNARE coiled-coil homology domain	Domain
FB [auth 2u], I [auth 2U]	IPR010989	SNARE	Homologous Superfamily
FB [auth 2u], I [auth 2U]	IPR001680	WD40 repeat	Repeat
FB [auth 2u], I [auth 2U]	IPR006011	Syntaxin, N-terminal domain	Domain
FB [auth 2u], I [auth 2U]	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
EB [auth 2t], H [auth 2T]	IPR035969	Rab-GAP-TBC domain superfamily	Homologous Superfamily
EB [auth 2t], H [auth 2T]	IPR050302	Rab GTPase-activating TBC domain-containing protein	Family
EB [auth 2t], H [auth 2T]	IPR000195	Rab-GAP-TBC domain	Domain
DB [auth 2s], G [auth 2S]	IPR049230	Domain of unknown function DUF6827	Domain
BB [auth 2q], E [auth 2Q]	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
BB [auth 2q], E [auth 2Q]	IPR001752	Kinesin motor domain	Domain
BB [auth 2q], E [auth 2Q]	IPR027640	Kinesin-like protein	Family
BB [auth 2q], E [auth 2Q]	IPR019821	Kinesin motor domain, conserved site	Conserved Site
BB [auth 2q], E [auth 2Q]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
RC [auth 4x], UA [auth 4X]	IPR002124	Cytochrome c oxidase, subunit Vb	Family
RC [auth 4x], UA [auth 4X]	IPR036972	Cytochrome c oxidase, subunit Vb superfamily	Homologous Superfamily
PC [auth 4v], SA [auth 4V]	IPR036639	Cytochrome c oxidase subunit IV superfamily	Homologous Superfamily
OC [auth 4u], RA [auth 4U]	IPR013057	Amino acid transporter, transmembrane domain	Domain
NC [auth 4t], QA [auth 4T]	IPR009038	GOLD domain	Domain
NC [auth 4t], QA [auth 4T]	IPR042216	MitoNEET, CDGSH iron-sulfur domain	Homologous Superfamily
NC [auth 4t], QA [auth 4T]	IPR052950	CDGSH iron-sulfur domain-containing protein	Family
KC [auth 4q], NA [auth 4Q]	IPR036927	Cytochrome c oxidase-like, subunit I superfamily	Homologous Superfamily
KC [auth 4q], NA [auth 4Q]	IPR000883	Cytochrome c oxidase subunit I	Family
KC [auth 4q], NA [auth 4Q]	IPR023615	Cytochrome c oxidase, subunit I, copper-binding site	Binding Site
KC [auth 4q], NA [auth 4Q]	IPR023616	Cytochrome c oxidase-like, subunit I domain	Domain
JC [auth 4p], MA [auth 4P]	IPR002429	Cytochrome c oxidase subunit II-like C-terminal	Domain
JC [auth 4p], MA [auth 4P]	IPR036257	Cytochrome C oxidase subunit II, transmembrane domain superfamily	Homologous Superfamily
JC [auth 4p], MA [auth 4P]	IPR008972	Cupredoxin	Homologous Superfamily
IC [auth 4o], LA [auth 4O]	IPR005339	GINS complex, subunit Psf1	Family
IC [auth 4o], LA [auth 4O]	IPR036224	GINS, helical bundle-like domain superfamily	Homologous Superfamily
HC [auth 4n], KA [auth 4N]	IPR002429	Cytochrome c oxidase subunit II-like C-terminal	Domain
HC [auth 4n], KA [auth 4N]	IPR008972	Cupredoxin	Homologous Superfamily
HC [auth 4n], KA [auth 4N]	IPR001505	Copper centre Cu(A)	Binding Site
HC [auth 4n], KA [auth 4N]	IPR045187	Cytochrome c/quinol oxidase subunit II	Family
CA [auth 4F], ZB [auth 4f]	IPR029071	Ubiquitin-like domain superfamily	Homologous Superfamily
CA [auth 4F], ZB [auth 4f]	IPR000626	Ubiquitin-like domain	Domain
VB [auth 4b], Y [auth 4B]	IPR000834	Peptidase M14, carboxypeptidase A	Domain
UB [auth 4a], X [auth 4A]	IPR036549	Cytochrome c oxidase subunit 6B/Cytochrome c oxidase assembly factor 6-like superfamily	Homologous Superfamily
UB [auth 4a], X [auth 4A]	IPR048280	Cytochrome oxidase c subunit VIb-like	Family
SB [auth 3l], V [auth 3L]	IPR017441	Protein kinase, ATP binding site	Binding Site
SB [auth 3l], V [auth 3L]	IPR000719	Protein kinase domain	Domain
SB [auth 3l], V [auth 3L]	IPR030616	Aurora kinase-like	Family
SB [auth 3l], V [auth 3L]	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
SB [auth 3l], V [auth 3L]	IPR008271	Serine/threonine-protein kinase, active site	Active Site
QB [auth 3j], T [auth 3J]	IPR003422	Cytochrome b-c1 complex, subunit 6	Family
QB [auth 3j], T [auth 3J]	IPR023184	Ubiquinol-cytochrome C reductase hinge domain	Domain
QB [auth 3j], T [auth 3J]	IPR036811	Ubiquinol-cytochrome C reductase hinge domain superfamily	Homologous Superfamily
B [auth 2N], YA [auth 2n]	IPR025192	Succinate dehydogenase/fumarate reductase N-terminal	Domain
B [auth 2N], YA [auth 2n]	IPR036010	2Fe-2S ferredoxin-like superfamily	Homologous Superfamily
B [auth 2N], YA [auth 2n]	IPR001041	2Fe-2S ferredoxin-type iron-sulfur binding domain	Domain
B [auth 2N], YA [auth 2n]	IPR006058	2Fe-2S ferredoxin, iron-sulphur binding site	Binding Site
B [auth 2N], YA [auth 2n]	IPR004489	Succinate dehydrogenase/fumarate reductase iron-sulphur protein	Family
B [auth 2N], YA [auth 2n]	IPR009051	Alpha-helical ferredoxin	Homologous Superfamily
B [auth 2N], YA [auth 2n]	IPR050573	Succinate Dehydrogenase/Fumarate Reductase Iron-Sulfur	Family
B [auth 2N], YA [auth 2n]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
B [auth 2N], YA [auth 2n]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
B [auth 2N], YA [auth 2n]	IPR012675	Beta-grasp domain superfamily	Homologous Superfamily
PB [auth 3i], S [auth 3I]	IPR003197	Cytochrome b-c1 complex subunit 7	Family
PB [auth 3i], S [auth 3I]	IPR036544	Cytochrome b-c1 complex subunit 7 superfamily	Homologous Superfamily
OB [auth 3h], R [auth 3H]	IPR017941	Rieske [2Fe-2S] iron-sulphur domain	Domain
OB [auth 3h], R [auth 3H]	IPR005805	Rieske iron-sulphur protein, C-terminal	Domain
OB [auth 3h], R [auth 3H]	IPR036922	Rieske [2Fe-2S] iron-sulphur domain superfamily	Homologous Superfamily
OB [auth 3h], R [auth 3H]	IPR014349	Rieske iron-sulphur protein	Family
OB [auth 3h], R [auth 3H]	IPR006317	Ubiquinol-cytochrome c reductase, iron-sulphur subunit	Domain
NB [auth 3g], Q [auth 3G]	IPR036150	Cytochrome b/b6, C-terminal domain superfamily	Homologous Superfamily
NB [auth 3g], Q [auth 3G]	IPR027387	Cytochrome b/b6-like domain superfamily	Homologous Superfamily
NB [auth 3g], Q [auth 3G]	IPR016174	Di-haem cytochrome, transmembrane	Homologous Superfamily
NB [auth 3g], Q [auth 3G]	IPR005798	Cytochrome b/b6, C-terminal	Domain
NB [auth 3g], Q [auth 3G]	IPR005797	Cytochrome b/b6, N-terminal domain	Domain
LB [auth 3e], O [auth 3E]	IPR008027	Cytochrome b-c1 complex subunit 9	Family
LB [auth 3e], O [auth 3E]	IPR036656	Cytochrome b-c1 complex subunit 9 superfamily	Homologous Superfamily
JB [auth 3c], M [auth 3C]	IPR036909	Cytochrome c-like domain superfamily	Homologous Superfamily
JB [auth 3c], M [auth 3C]	IPR002326	Cytochrome c1	Family
JB [auth 3c], M [auth 3C]	IPR021157	Cytochrome c1, transmembrane anchor, C-terminal	Homologous Superfamily
IB [auth 3b], L [auth 3B]	IPR007863	Peptidase M16, C-terminal	Domain
IB [auth 3b], L [auth 3B]	IPR011765	Peptidase M16, N-terminal	Domain
IB [auth 3b], L [auth 3B]	IPR011249	Metalloenzyme, LuxS/M16 peptidase-like	Homologous Superfamily
IB [auth 3b], L [auth 3B]	IPR050361	Mitochondrial Processing Peptidase/Ubiquinol-cytochrome c Reductase Complex	Family
HB [auth 3a], K [auth 3A]	IPR007863	Peptidase M16, C-terminal	Domain
HB [auth 3a], K [auth 3A]	IPR011765	Peptidase M16, N-terminal	Domain
HB [auth 3a], K [auth 3A]	IPR011249	Metalloenzyme, LuxS/M16 peptidase-like	Homologous Superfamily
HB [auth 3a], K [auth 3A]	IPR050361	Mitochondrial Processing Peptidase/Ubiquinol-cytochrome c Reductase Complex	Family
A [auth 2M], XA [auth 2m]	IPR003953	FAD-dependent oxidoreductase 2, FAD-binding domain	Domain
A [auth 2M], XA [auth 2m]	IPR015939	Fumarate reductase/succinate dehydrogenase flavoprotein-like, C-terminal	Domain
A [auth 2M], XA [auth 2m]	IPR003952	Fumarate reductase/succinate dehydrogenase, FAD-binding site	Binding Site
A [auth 2M], XA [auth 2m]	IPR037099	Fumarate reductase/succinate dehydrogenase flavoprotein-like, C-terminal domain superfamily	Homologous Superfamily
A [auth 2M], XA [auth 2m]	IPR036188	FAD/NAD(P)-binding domain superfamily	Homologous Superfamily
A [auth 2M], XA [auth 2m]	IPR030664	FAD-dependent oxidoreductase SdhA/FrdA/AprA	Family
A [auth 2M], XA [auth 2m]	IPR027477	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain superfamily	Homologous Superfamily
A [auth 2M], XA [auth 2m]	IPR014006	Succinate dehydrogenase/fumarate reductase, flavoprotein subunit	Family
A [auth 2M], XA [auth 2m]	IPR011281	Succinate dehydrogenase, flavoprotein subunit	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
DB [auth 2s], G [auth 2S]	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359