Purification and some characteristics of the human epidermal SH-protease inhibitor.


An inhibitor of papain and other SH-proteases was purified 520-fold from human epidermis extracts by acetone fractionation, heat treatment, papain-Sepharose affinity chromatography, and Sephadex G-50 chromatography. The purified inhibitor had a molecular weight of 12,600 and contained no hexose, as tested by the anthrone reaction. The inhibitor survived in… (More)


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