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EFFECT OF MUTAGENESIS AT Ser 177 RESIDURE IN PENICILLIN G ACYLASE ON ACTIVITY OF THE ENZYME

EFFECT OF MUTAGENESIS AT Ser 177 RESIDURE IN PENICILLIN G ACYLASE ON ACTIVITY OF THE ENZYME

青霉素G酰化酶α亚基Ser177的突变对酶活性的影响