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MoleculeMETABOLITE RECORD

Molecular oxygen

The terminal electron acceptor in mitochondrial respiration.

2-carbon moleculeOxidative phosphorylationHomo sapiens
REFERENCE IDENTIFIERCHEBI:15379ChEBI record
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Molecular oxygen is a small molecule that cells make, use, or change in connected metabolic reactions.

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Record type: molecule. The terminal electron acceptor in mitochondrial respiration.
QUICK FACTS

At a glance

Carbon backbone 2 CThis carbon count is shown where it is defined for the molecule.

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Connected records

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Used inOxidative phosphorylationHandled byCytochrome c oxidase
STRUCTURED REACTIONS

Where it appears

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4

Oxygen reduction at complex IV

Cytochrome c oxidase transfers four electrons to one oxygen molecule and forms two waters.

Oxidative phosphorylation · irreversible