PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 288041-1 1979 A cyclic dipeptide in which L-Ala-Gly was cyclized with epsilon-aminocaproic acid has been synthesized as a model for a beta-bend. Aminocaproic Acid 56-81 amyloid beta precursor protein Homo sapiens 118-124