Fig. 1From: Efficient hydrolysis of raw starch and ethanol fermentation: a novel raw starch-digesting glucoamylase from Penicillium oxalicum SDS-PAGE and native-PAGE analysis of the purified raw starch-digesting enzyme. a SDS-PAGE analysis of the purified raw starch-digesting enzyme. Lane 1 protein molecular weight marker; lane 2 the purified raw starch-digesting enzyme. b Native-PAGE of the purified enzyme. Lane 1 the purified protein stained by Coomassie Brilliant Blue R-250; lane 2 amylase activity visualized by KI/I2 solutionBack to article page