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9FKS

Respiratory supercomplex CIII2-CIV2 from alphaproteobacterium

Functional Information from GO Data
ChainGOidnamespacecontents
a0005886cellular_componentplasma membrane
a0008121molecular_functionquinol-cytochrome-c reductase activity
a0009055molecular_functionelectron transfer activity
a0016020cellular_componentmembrane
a0016491molecular_functionoxidoreductase activity
a0022900biological_processelectron transport chain
a0022904biological_processrespiratory electron transport chain
a0045275cellular_componentrespiratory chain complex III
a0046872molecular_functionmetal ion binding
a1902600biological_processproton transmembrane transport
b0009055molecular_functionelectron transfer activity
b0020037molecular_functionheme binding
c0005886cellular_componentplasma membrane
c0008121molecular_functionquinol-cytochrome-c reductase activity
c0016020cellular_componentmembrane
c0051537molecular_function2 iron, 2 sulfur cluster binding
c1902600biological_processproton transmembrane transport
d0005886cellular_componentplasma membrane
d0008121molecular_functionquinol-cytochrome-c reductase activity
d0009055molecular_functionelectron transfer activity
d0016020cellular_componentmembrane
d0016491molecular_functionoxidoreductase activity
d0022900biological_processelectron transport chain
d0022904biological_processrespiratory electron transport chain
d0045275cellular_componentrespiratory chain complex III
d0046872molecular_functionmetal ion binding
d1902600biological_processproton transmembrane transport
e0009055molecular_functionelectron transfer activity
e0020037molecular_functionheme binding
f0005886cellular_componentplasma membrane
f0008121molecular_functionquinol-cytochrome-c reductase activity
f0016020cellular_componentmembrane
f0051537molecular_function2 iron, 2 sulfur cluster binding
f1902600biological_processproton transmembrane transport
g0004129molecular_functioncytochrome-c oxidase activity
g0005886cellular_componentplasma membrane
g0006119biological_processoxidative phosphorylation
g0009060biological_processaerobic respiration
g0015990biological_processelectron transport coupled proton transport
g0016020cellular_componentmembrane
g0020037molecular_functionheme binding
g0022904biological_processrespiratory electron transport chain
g0045277cellular_componentrespiratory chain complex IV
h0004129molecular_functioncytochrome-c oxidase activity
h0005507molecular_functioncopper ion binding
h0016020cellular_componentmembrane
h0016491molecular_functionoxidoreductase activity
h0022900biological_processelectron transport chain
i0004129molecular_functioncytochrome-c oxidase activity
i0005886cellular_componentplasma membrane
i0009055molecular_functionelectron transfer activity
i0009060biological_processaerobic respiration
i0016020cellular_componentmembrane
i0019646biological_processaerobic electron transport chain
i0022904biological_processrespiratory electron transport chain
i1902600biological_processproton transmembrane transport
k0004129molecular_functioncytochrome-c oxidase activity
k0005886cellular_componentplasma membrane
k0006119biological_processoxidative phosphorylation
k0009060biological_processaerobic respiration
k0015990biological_processelectron transport coupled proton transport
k0016020cellular_componentmembrane
k0020037molecular_functionheme binding
k0022904biological_processrespiratory electron transport chain
k0045277cellular_componentrespiratory chain complex IV
l0004129molecular_functioncytochrome-c oxidase activity
l0005507molecular_functioncopper ion binding
l0016020cellular_componentmembrane
l0016491molecular_functionoxidoreductase activity
l0022900biological_processelectron transport chain
m0004129molecular_functioncytochrome-c oxidase activity
m0005886cellular_componentplasma membrane
m0009055molecular_functionelectron transfer activity
m0009060biological_processaerobic respiration
m0016020cellular_componentmembrane
m0019646biological_processaerobic electron transport chain
m0022904biological_processrespiratory electron transport chain
m1902600biological_processproton transmembrane transport
o0005886cellular_componentplasma membrane
o0009055molecular_functionelectron transfer activity
o0020037molecular_functionheme binding
p0005886cellular_componentplasma membrane
p0009055molecular_functionelectron transfer activity
p0020037molecular_functionheme binding
Functional Information from PROSITE/UniProt
site_idPS00077
Number of Residues55
DetailsCOX1_CUB Heme-copper oxidase catalytic subunit, copper B binding region signature. WFFGHPeVyiiilpgfgiishvistfakkpifgylpmvlamaaigilgfvvwa..HH
ChainResidueDetails
gTRP272-HIS326

site_idPS00078
Number of Residues49
DetailsCOX2 CO II and nitrous oxide reductase dinuclear copper centers signature. ViHawtipafavkqdavpgriaqlwfsvdqegvyfgq......CselCginHayM
ChainResidueDetails
hVAL208-MET256

256448

PDB entries from 2026-07-15

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