PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18607541-4 2009 From the SAR studies, it reveals that, the substitution at N-terminal in hydantoin ring plays key role in the antiproliferative activity. Hydantoins 73-82 sarcosine dehydrogenase Homo sapiens 9-12