PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14709091-0 2004 [Ni0]-catalyzed Co-oligomerization of 1,3-butadiene and ethylene: a theoretical mechanistic investigation of competing routes for generation of linear and cyclic C10-olefins. ethylene 56-64 homeobox C10 Homo sapiens 162-165