Bacillus subtilis develops genetic competence for the uptake of foreign DNA when cells enter stationary phase and a high cell density is reached. These signals are integrated by the competence transcr
Pleiotropic drug resistance (PDR) family of ATP-binding cassette (ABC) transporters play a key role in the simultaneous acquisition of resistance to a wide range of structurally and functionally unrel
Plant ABC transporter proteins that have been empirically shown to confer resistance or tolerance to xenobiotics are found in 3 classes identified in our analysis.