The glucoamylase activity exhibited by ATCC 9763/YIpdAGSGd was 1.3-times and 4.9-times higher than those of ATCC 9763/YIpdAURSGd secreting the glucoamylase encoded for by ADC1p-GAM1 (0.92 U ml-1) and D. occidentalis, respectively (Ghang et al. 2007).