Myoglobin

myoglobin /myo·glo·bin/ (mi?o-glo´bin) the oxygen-transporting pigment of muscle, a hemoprotein that resembles a single subunit of hemoglobin, being composed of one globin polypeptide chain and one heme group.

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my·o·glo·bin (m-glbn)

n. Abbr. Mb

The oxygen-transporting protein of muscle, resembling blood hemoglobin in function but with only one heme as part of the molecule and with one-fourth the molecular weight. Also called muscle hemoglobin.

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Myoglobin

A protein that holds oxygen in heart and skeletal muscle. It rises after damage to either of these muscle types.

Mentioned in: Myoglobin Test

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myoglobin (mīˑ·ō·glōˈ·bin),

n oxygen- and iron-carrying compound in muscles.

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myoglobin

the oxygen-transporting pigment of muscle, a conjugated protein resembling a single subunit of hemoglobin, being composed of one globin polypeptide chain and one heme group.