Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Njem: E nwere ọtụtụ ụzọ e si achịkwa metabolism. N'ime nhazi nke onwe, ụzọ metabolic na-achịkwa onwe ya iji meghachi omume na mgbanwe na ọkwa nke substrates ma ọ bụ ngwaahịa; dịka ọmụmaatụ, mbelata nke ngwaahịa nwere ike ịbawanye ụba site na ụzọ iji kwụọ ụgwọ. Ụdị nhazi a na-agụnyekarị nhazi nke ọrụ nke ọtụtụ enzymes na ụzọ. Nchịkwa mpụga na-agụnye mkpụrụ ndụ n'ime ihe dị iche iche na-agbanwe agbanwe nke metabolism ya na nzaghachi nye akara sitere na mkpụrụ ndụ ndị ọzọ. Ihe mgbaàmà ndị a na- abụkarị n" ụdị ihe ndị na- ebu ozi ndị nwere ike ịgbaze agbaze, dị ka homonụ na ihe ndị na- eme ka mmadụ na- eto, ndị na- anabatakwa ha bụ ndị na- adị n" elu mkpụrụ ndụ. A na-ebufezi akara ndị a n'ime sel site na usoro ozi nke abụọ nke na-agụnyekarị phosphorylation nke protein. Ihe atụ a ghọtara nke ọma nke njikwa mpụga bụ nhazi nke glucose metabolism site na hormone insulin. A na - emepụta insulin n'ihi mmụba nke glucose n'ọbara. Njikọ nke homonụ na ndị na- anabata insulin na sel na- emesị rụọ ọrụ nke protein kinases nke na- eme ka mkpụrụ ndụ na- ewere glucose ma gbanwee ya n'ime mkpụrụ ndụ nchekwa dị ka fatty acids na glycogen. A na- achịkwa metabolism nke glycogen site na ọrụ nke phosphorylase, enzyme nke na- agbaji glycogen, na glycogen synthase, enzyme nke na- eme ya. A na - achịkwa enzymes ndị a n'ụzọ dị iche, na phosphorylation na - egbochi glycogen synthase, ma na - eme ka phosphorylase rụọ ọrụ. Insulin na - akpata njikọ nke glycogen site n'ime ka protein phosphatases rụọ ọrụ ma na - eme ka mbelata phosphorylation nke enzymes ndị a.  Ajụjụ: Gịnị ka ụdị iwu a na-agụnyekarị?
allosteric iwu nke ọrụ nke ọtụtụ enzymes na ụzọ