3.1.1.41 15.5 - 7-aminocephalosporanic acid mutant lacking 10 amino acids at N-terminus, pH 8.0, 50°C 749261 3.1.1.41 20.2 - 7-aminocephalosporanic acid mutant lacking 4 amino acids at N-terminus, pH 8.0, 50°C 749261 3.1.1.41 23.8 - 7-aminocephalosporanic acid wild-type, pH 8.0, 50°C 749261 3.1.1.41 24.8 - 7-aminocephalosporanic acid wild-type including expression and purification tag, pH 8.0, 50°C 749261 3.1.1.41 32.2 - 4-methylumbelliferyl acetate mutant lacking 10 amino acids at N-terminus, pH 8.0, 50°C 749261 3.1.1.41 39.8 - 4-methylumbelliferyl acetate mutant lacking 4 amino acids at N-terminus, pH 8.0, 50°C 749261 3.1.1.41 42.7 - 4-methylumbelliferyl acetate wild-type including expression and purification tag, pH 8.0, 50°C 749261 3.1.1.41 47.8 - 4-nitrophenyl acetate mutant lacking 10 amino acids at N-terminus, pH 8.0, 50°C 749261 3.1.1.41 48.7 - 4-nitrophenyl acetate mutant lacking 4 amino acids at N-terminus, pH 8.0, 50°C 749261 3.1.1.41 55 - cephalothin - 170673