Characterization of a Williopsis saturnus var. mrakii high molecular weight secreted killer toxin with broad-spectrum antimicrobial activity.


Williopsis saturnus var. mrakii MUCL 41968 secretes a killer toxin (WmKT), which is active against a wide range of pathogens. From the W. saturnus var. mrakii MUCL 41968 culture supernatant a protein of 85 kDa with killer activity was purified to homogeneity. The purified protein was demonstrated to be a killer toxin since it displays the toxin activity and… (More)

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