. . . "114691445"^^ . . "14691445-n"^^ . . . "proenzyme"^^ . "any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active"@en-us . . "any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active"@en-us . "0"^^ . "zymogen"@en-us . . "113851405"@en-us . "0"^^ . . "proenzyme"@en-us . .