hydrolase activity, hydrolyzing O-glycosyl compounds cellulase activity 1,4-(1,3;1,4)-beta-D-glucan 4-glucanohydrolase activity 9.5 cellulase activity Catalysis of the endohydrolysis of (1->4)-beta-D-glucosidic linkages in cellulose, lichenin and cereal beta-D-glucans. EC:3.2.1.4 GO:0008810 MetaCyc:RXN-2043 alkali cellulase activity avicelase activity beta-1,4-endoglucan hydrolase activity beta-1,4-glucanase activity carboxymethyl cellulase activity celluase A celludextrinase activity cellulase A 3 cellulosin AP endo-1,4-beta-D-glucanase activity endo-1,4-beta-D-glucanohydrolase activity endo-1,4-beta-glucanase activity endoglucanase D endoglucanase activity molecular_function pancellase SS