mitochondrial respiratory chain complex I, membrane segment
mitochondrial respiratory chain complex I, peripheral segment
NarGHI complex
respiratory chain complex I +
respiratory chain complex II +
respiratory chain complex III +
respiratory chain complex IV +
A part of the respiratory chain, containing the 13 polypeptide subunits of cytochrome c oxidase, including cytochrome a and cytochrome a3. Catalyzes the oxidation of reduced cytochrome c by dioxygen (O2).