protease inhibitor EC 3.4.21.* (serine endopeptidase) inhibitor EC 3.4.21.39 (chymase) inhibitor EC 3.4.21.39 (chymase) inhibitor EC 3.4.21.39 (chymase) inhibitors EC 3.4.21.39 inhibitor EC 3.4.21.39 inhibitors SK protease inhibitor SK protease inhibitors chymase (EC 3.4.21.39) inhibitor chymase (EC 3.4.21.39) inhibitors chymase inhibitor chymase inhibitors mast cell protease I inhibitor mast cell protease I inhibitors skeletal muscle (SK) protease inhibitor skeletal muscle (SK) protease inhibitors skeletal muscle protease inhibitor skeletal muscle protease inhibitors skin chymotryptic proteinase inhibitor skin chymotryptic proteinase inhibitors