1.1.1.100 4 10 pH 4: about 60% of maximal activity, pH 10: about 75% of maximal activity 701783 1.1.1.100 5.5 8.5 about 50% of activity maximum at pH 5.5 and 8.5 285678 1.1.1.100 5.5 9.5 pH profile, detailed mechanistic pH-dependence analysis, overview 667646 1.1.1.100 5.8 10 pH profile, pH-dependence analysis, overview 667708 1.1.1.100 6 8.7 both reaction directions 285668