Ubiquitin, a central component of selective cytoplasmic proteolysis, is linked to proteins residing at the locus of non-selective proteolysis, the vacuole

Angela Simeon, Ida J. van der Klei, Marten Veenhuis, Dieter H. Wolf

Research output: Contribution to journalArticleAcademicpeer-review

30 Citations (Scopus)
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Abstract

Ubiquitin, an evolutionary highly conserved protein, is known to be involved in selective proteolysis in the cytoplasm. Here we show that ubiquitin-protein conjugates are also found in the yeast vacuole. Mutants defective in the major vacuolar endopeptidases, proteinase yscA and yscB, lead to accumulation of ubiquitin-protein conjugates in this cellular organelle.

Original languageEnglish
Pages (from-to)231-235
Number of pages5
JournalFEBS Letters
Volume301
Issue number2
DOIs
Publication statusPublished - 20-Apr-1992

Keywords

  • PROTEOLYSIS
  • UBIQUITIN
  • VACUOLE
  • LYSOSOME
  • YEAST
  • SACCHAROMYCES-CEREVISIAE
  • CELLS
  • LOCALIZATION
  • GLYCOPROTEIN
  • DEGRADATION
  • CATALYSTS
  • TURNOVER
  • ENZYMES
  • GROWTH

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