Allosteric enzymes may have more than one modulator 它可以有一个或多个调节物。
2.
Allosteric enzymes possess an allosteric site in addition to their active site 别构酶控制着别构部位和它的活性部位。
3.
Allosteric enzyme an enzyme whose catalytic activity can be modified by the noncovalent binding of a particular metabolite ( a modulator ) at a site ( the allosteric site ) other than the active site 别（变）构酶：这种酶除了有活性中心外，还有一个别构中心，当专一性的代谢物非共价的结合到别构中心上时，它的催化活性即发生改变。
