3.1.2.2 4.5 7 about 75% of maximal activity at pH 4.5 and about half-maximal activity at pH 7.0, dodecanoyl-CoA as substrate 646179 3.1.2.2 5 10 - 646199 3.1.2.2 5 10 active and stable 646199 3.1.2.2 6 8 - 646124 3.1.2.2 6 10 - 80785 3.1.2.2 6.2 8 about half-maximal activity at pH 6.2 and pH 8.0, octadecanoyl-CoA as substrate 646179 3.1.2.2 7 8.5 - 646123 3.1.2.2 7 8.5 below pH 7 there is no detectable activity. In the range of pH 7–8.5, the activity shows a linear phase and reaches a plateau at pH 8.5 679171 3.1.2.2 7 9.8 - 646120 3.1.2.2 7.5 9 - 646121