agaC (Escherichia coli K12): N-acetylgalactosamine-specific enzyme IIC component of PTS; The phosphoenolpyruvate-dependent sugar phosphotransferase system (PTS), a major carbohydrate active -transport system, catalyzes the phosphorylation of incoming sugar substrates concomitant with their translocation across the cell membrane. This system is involved in N- acetylgalactosamine transport.