EC 3.4.21.* (serine endopeptidase) inhibitor EC 3.4.21.4 (trypsin) inhibitor EC 3.4.21.4 (trypsin) inhibitor EC 3.4.21.4 (trypsin) inhibitors EC 3.4.21.4 inhibitor EC 3.4.21.4 inhibitors alpha-trypsin inhibitor alpha-trypsin inhibitors beta-trypsin inhibitor beta-trypsin inhibitors cocoonase inhibitor cocoonase inhibitors parenzyme inhibitor parenzyme inhibitors parenzymol inhibitor parenzymol inhibitors pseudotrypsin inhibitor pseudotrypsin inhibitors sperm receptor hydrolase inhibitor sperm receptor hydrolase inhibitors tripcellim inhibitor tripcellim inhibitors trypsin (EC 3.4.21.4) inhibitor trypsin (EC 3.4.21.4) inhibitors trypsin inhibitor trypsin inhibitors tryptar inhibitor tryptar inhibitors tryptase inhibitor tryptase inhibitors trypure inhibitor trypure inhibitors