prosthetic group

American  

noun

Biochemistry.

1. the nonprotein acid constituent of a conjugate protein, as the heme group of hemoglobin.

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prosthetic group British  

noun

1. the nonprotein component of a conjugated protein, such as the lipid group in a lipoprotein

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prosthetic group Scientific  

1. The nonprotein component of a conjugated protein, as the heme group in hemoglobin.

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Etymology

Origin of prosthetic group

First recorded in 1895–1900

Example Sentences

Autenrieth, F., Tajkhorshid, E., Baudry, J. & Luthey-Schulten, Z. Classical force field parameters for the heme prosthetic group of cytochrome c.

From Nature

Proteids.—These substances are combinations of one or more albumins with a radical of an essentially different nature, termed by Kossel a ``prosthetic group.''

From Project Gutenberg