Ubiquitin
noun
1.
a small protein, present in all eukaryotic cells, that participates in the destruction of defective proteins and in the synthesis of new proteins.
noun
1.
(biochem) a small polypeptide, found in most eukaryotic cells, that combines with other proteins to make them susceptible to degradation
ubiquitin u·biq·ui·tin (yōō-bĭk’wĭ-tĭn)
n.
A polypeptide found in all eukaryotic cells including plant cells that participates in a variety of cellular functions including protein degradation.
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adjective 1. existing or being everywhere, especially at the same time; omnipresent: ubiquitous fog; ubiquitous little ants. adjective 1. having or seeming to have the ability to be everywhere at once; omnipresent
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adjective 1. existing or being everywhere, especially at the same time; omnipresent: ubiquitous fog; ubiquitous little ants. adjective 1. having or seeming to have the ability to be everywhere at once; omnipresent
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noun 1. a poetic motif emphasizing the transitory nature of youth, life, and beauty, found especially in medieval Latin poems.