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Fructosyltransferase (EC.2.4.1.9) and invertase (EC.3.2.1.26) have been purified from the crude extract of Aspergillus niger AS0023 by successive chromatographies on DEAE-sephadex A-25, sepharose 6B, sephacryl S-200, and concanavalin A-Sepharose 4B columns. On acrylamide electophoresis the two enzymes, in native and denatured forms, gave diffused glycoprotein bands with different electrophoretic mobility...
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