イソチームMeanings1nounisozymeBiochemistry term for enzymes that differ in amino acid sequence but catalyze the same chemical reaction.イソチームは、同おなじ反はん応のうを触しょく媒ばいするが構こう造ぞうが異ことなる酵こう素その一いち群ぐんを指さす。Isozymes refer to a group of enzymes that catalyze the same reaction but differ in structure.