1204
PINK1 and Parkin accumulate on damaged mitochondria , promote their segregation from the mitochondrial network , and target these organelles for autophagic degradation in a process that requires Parkin - dependent ubiquitination of mitochondrial proteins .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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