PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20091742-10 2010 In addition, through the use of cycloheximide and the proteasome inhibitor MG132, we showed that hyperosmolarity significantly increased the half-life and inhibited the protein level of TGF-beta RI by polyubiquitination and proteasomal degradation. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 75-80 transforming growth factor beta 1 Homo sapiens 186-194