Definition of proteasome in English:

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Pronunciation: /ˈprəʊtɪəˌsəʊm/


A complex of proteinases involved in breaking down selected intracellular proteins.
Example sentences
  • In the context of the cell, the unfolding process participates in several important steps in cellular physiology, such as protein turnover in proteasomes.
  • Among the archaebacterial-specific genes several ribosomal proteins, DNA metabolic enzymes, and proteasome subunits are prominent.
  • The proteasome and other endoproteolytic enzymes are located in the cytosol and may also be involved in the catabolism of larger fragments.


1980s: from protein + -some3.

For editors and proofreaders

Line breaks: pro¦te|asome

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