PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20924043-4 2010 Notably, we found that PTU treatment enhanced the conversion of cholesterol into pregnenolone, whereas the protein level of the cytochrome P450 side-chain cleavage enzyme (P450scc, which is the enzyme responding to this conversion) was not affected. Propylthiouracil 23-26 cytochrome P450, family 11, subfamily a, polypeptide 1 Rattus norvegicus 172-179