2.4.1.185 6.5 7.5 - 2.4.1.185 7.5 - naringenin 2.4.1.185 7.5 - 50% of maximal activity at pH 6.5, 62% of maximal activity at pH 9.0 2.4.1.185 7.5 8 hesperetin 2.4.1.185 7.5 8 dependent on the substrate 2.4.1.185 8 - at 30°C