any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis
同义词：protease, peptidase, proteolytic enzyme
proteinase详细解释
pro.tein.ase n.（名词）A protease that begins the hydrolytic breakdown of proteins usually by splitting them into polypeptide chains.蛋白酶：一种蛋白酶，通过把蛋白质分裂成多肽链后开始蛋白质水解
