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Science 13 December 1968:
Vol. 162. no. 3859, pp. 1283 - 1284
DOI: 10.1126/science.162.3859.1283
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Articles

Zymogen Granules in Enzyme Liberation and Activation in Pea Seeds

A. M. Mayer 1 and Y. Shain 1

1 Botany Department, Hebrew University, Jerusalem, Israel

Pea seeds have zymogen-like granules that contain an inactive form of the enzyme amylopectin-1,6-glucosidase. The enzyme can be liberated from the particles in the inactive form and can then be activated by limited proteolysis with trypsin.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)