Lub luag haujlwm ntawm pawg tseem ceeb
⑴ Combine with the substrate to play a regulatory role
⑵Participate in the chemical reaction of the substrate
(3) Nws yog ib qho tsim nyog yuav tsum tswj hwm qhov sib txawv ntawm cov enzyme molecule
⑷ Determine the structure of the enzyme