3.4.22.10 1.9 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G378A, pH 7.4, 25°C 3.4.22.10 1.9 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G384D, pH 7.4, 25°C 3.4.22.10 2.5 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G382A, pH 7.4, 25°C 3.4.22.10 2.8 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin wild-type, pH 7.4, 25°C 3.4.22.10 2.8 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G380A, pH 7.4, 25°C 3.4.22.10 2.9 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G381A, pH 7.4, 25°C 3.4.22.10 3 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant T379A, pH 7.4, 25°C 3.4.22.10 3 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant T379V, pH 7.4, 25°C 3.4.22.10 4.4 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G384A, pH 7.4, 25°C 3.4.22.10 8.6 - acetyl-Ala-Ile-Arg-7-amino-4-methylcoumarin mutant G385A, pH 7.4, 25°C