In 2 þ addition , the mgtCB operon is also regulated at the transcriptional level by a PhoPQ-independent mechanis .
In 2 þ addition , the mgtCB operon is also regulated at the transcriptional level by a PhoPQ-independent mechanis .
Discussion Multiple regulatory pathways control the MgtC protein The mgtCB operon is known to be regulated at the transcriptional level by the PhoPQ two-component system in response to external Mg concentration .