Subject	protein
Predicate	need
Object	to be broken down
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9829
Neighborhood Sigma	0.9830
Local Sigma	0.9900
Example Sentences	Sentence Occurrences Source proteins need to be broken down 2 Google Autocomplete, Answers.com Questions protein need to be broken down 2 Google Autocomplete, Answers.com Questions