Assertion: nucleolus's protein | /r/HasProperty | involved in regulating the process
Facets:
Source sentences:
text: Since the nucleus is the site of transcription, it also contains a variety of proteins that either directly mediate transcription or are involved in regulating the process.
text: Since the nucleus is the site of transcription, it also contains a variety of proteins that either directly mediate transcription or are involved in regulating the process.