PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14611220-1 2003 Polyfunctionalized (E)-alk-1-enyl halides 3 were efficiently synthesized in high yields via a novel regio- and stereoselective X- (X = I or Br)-triggered ring-opening coupling reaction of cyclopropenes 1 with organic halides 2. cyclopropene 188-201 activin A receptor like type 1 Homo sapiens 23-28