Isolation and characterization of proteases from Euphorbia lactea and Euphorbia lactea cristata

Latex from E. lactea yielded three homogeneous proteases, euphorbains, 1a1, 1a2 and 1a3 with Mr of 66 k, 44 k and 33 k respectively. Euphorbains 1a1 and 1a3 had unique pIs of, in order, 7.0 and 4.5, while 1a2 comprised three charged forms with pIs ranging from 5.0 to 6.4. From the latex of E. lactea...

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