氮杂茂可与结核菌内的一些P 450酶类紧密结合使其失活。
They also bind tightly to some of the TB P450 enzymes and inactivate them.
汞的毒性作用可能与汞同蛋白质或酶类的- SH结合、继而阻止细胞的功能有关。
The toxic action of mercury may result from that the heavy metal binds sulfhydryl group (-sh) of proteins or enzymes and finally inhibits functions of cells.
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