Fold Commons

← FoldLens Junior · ages 9–14 · free forever

Myoglobin

Myoglobin sits in muscle and holds onto oxygen until your muscle needs a burst. It is why steak is red.

Myoglobin: its AlphaFold model, drawn in one colour
Picture, in one colour: AlphaFold DB model v6 for UniProt P02144, from Fold Commons' snapshot of 2026-10-22. A prediction, not an experiment.

See it in 3D

Fun fact

Deep-diving whales have more than ten times as much myoglobin in their muscles as people do. That store of oxygen helps them stay underwater for an hour or more.

Words to know

NGSS alignment

Structure

Rendered in FoldLens Junior from AlphaFold Database entry P02144. See the underlying prediction at alphafold.ebi.ac.uk/entry/P02144.

For teachers and platforms

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