TCDB is operated by the Saier Lab Bioinformatics Group

2 component system: The H+- or Na+-translocating Bacterial Flagellar Motor/ExbBD Outer Membrane Transport Energizer (Mot/Exb) Superfamily

Q1DFL7 TonB system transport protein ExbB/TolQ
Q1DFL8 Biopolymer transport protein, ExbD/TolR family