β-1,3-Glucanase of Sea Urchin Eggs: Release from Particles at Fertilization

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Science  17 Jan 1969:
Vol. 163, Issue 3864, pp. 294-296
DOI: 10.1126/science.163.3864.294


β-1,3-Glucanase is a latent enzyme found in large and small particles in unfertilized eggs. At fertilization, the enzyme in the large particles is released into the surrounding perivitelline space. The enzyme may be involved in transformations of extracellular glycoproteins.

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