An Apparent Cellulase Complex in Tomato (Lycopersicon esculentum L.) Fruit 1

AUTOR(ES)
RESUMO

Four enzyme-containing fractions were separated by ammonium sulfate fractionation of 2-day, postbreaker tomato (Lycopersicon esculentum L. cv. Manhattan). The pH optima and substrate specificities are reported. The enzymes were identified as a nonspecific β-glucosidase, an exo-β-1,4-glucanase, and two endocellulases. Both endocellulase fractions were able to catalyze the hydrolysis of various insoluble cellulose materials.

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