PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2834593-6 1987 W-7 as calmodulin antagonist indirectly inhibited the enzyme activity and nifedipine as calmodulin-dependent phosphodiesterase antagonist directly inhibited the enzyme activity. Nifedipine 74-84 calmodulin Bos taurus 88-98