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Table 4 Enzymatic activity of purified MTGase, comparison among the two best performing expression systems and wild type

From: High-level expression of a recombinant active microbial transglutaminase in Escherichia coli

NP650C001

NP668C003

AJ021

LacZ1–8PNP1–20Met-MTGase

LacZ1–8Met-MTGase

Wild type

15,1 U/mg

24 U/mg

22 U/mg