homotropic

adjective

ho·​mo·​tro·​pic ˌhō-mə-ˈtrō-pik  ˌhäm-ə- 

: characterized by enzyme activity in which the substrate binds to the enzyme at two different sites of which one is the normal reactive site and the other is an allosteric site

homotropic enzymes

homotropic interaction

compare heterotropic