1069.txt
133 Bytes
In low-Mg2 + environment -LRB- extracytoplasmic Mg2 + -RRB- , the PhoPQ two-component systems directly activates mgtA transcription .In low-Mg2 + environment -LRB- extracytoplasmic Mg2 + -RRB- , the PhoPQ two-component systems directly activates mgtA transcription .