Na(+)-translocating NADH-quinone reductase subunit A (NQRA)
This family consists of several bacterial Na(+)-translocating NADH-quinone reductase subunit A (NQRA) proteins. The Na(+)-translocating NADH: ubiquinone oxidoreductase (Na(+)-NQR) generates an electrochemical Na(+) potential driven by aerobic respiration.