Article
Mutants of the deubiquitinating enzyme Ubp14 decipher pathway diversity of ubiquitin-proteasome linked protein degradation.
Biochemical and biophysical research communications - 17 Nov 2006
Eisele Frederik, Braun Bernhard, Pfirrmann Thorsten, Wolf Dieter H
Abstract excerpt
Selective proteolysis is an important regulatory mechanism in all cells. In eukaryotes, this process gains specificity by tagging proteins with the small protein ubiquitin. K48 linked polyubiquitin chains of four and more ubiquitin moieties target proteins for hydrolysis by the proteasome. Prior to degradation the polyubiquitin chain is removed from the protein, cleaved into single units, and recycled. The...
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