two highly purified cellulases , ex-1 [ exo-type , exo-cellobiohydrolase , ec 3.2.1.91 ] and en-1 [ endo-type , ec 3.2.1.4 ] obtained from driselase , a commercial enzyme preparation from irpex lacteus ( polyporus tulipiferae ) , were used in this work .
C1260229
cellulases
C0059939
exo-cellobiohydrolase