Аннотация:The research aims at finding out the distictive lines of energetics in natronophilic microorganisms started to be described. Among used methods were analyses of respiratory characteristics, electrical potentialgeneration, pH changes in cells/vesicles suspension upon light/oxygenimpulses, effects of ionophoresand uncouplers,visualization ofsodiumtransport usingradioisotope 22Na, phylogenetics.