xenobiotic response element造句

The AHR / ARNT complex binds to xenobiotic response elements to activate transcription of genes, most of which are involved primarily in xenobiotic metabolism.
Upon binding the transformed receptor translocates to the nucleus where it dimerises with ARNT ( aryl hydrocarbon receptor nuclear translocator ) and then binds xenobiotic response elements ( XREs ) in DNA located upstream of certain genes.
It's difficult to find xenobiotic response element in a sentence. 用xenobiotic response element造句挺难的