2.5.1.122 0.029 - methylallyl diphosphate cosubstrate 4-hydroxyphenylalanine, pH 7.5, 37°C 737543 2.5.1.122 0.05 - (2Z)-3-chlorobut-2-en-1-yl diphosphate at pH 7.5 and 35°C 759054 2.5.1.122 0.07 - (2E)-but-2-en-1-yl diphosphate at pH 7.5 and 35°C 759054 2.5.1.122 0.12 - (2E,4Z)-2-methylhexa-2,4-dien-1-yl diphosphate at pH 7.5 and 35°C 759054 2.5.1.122 0.13 - cyclohex-1-en-1-ylmethyl diphosphate at pH 7.5 and 35°C 759054 2.5.1.122 0.13 - L-tyrosine pH 7.5, 37°C 725898 2.5.1.122 0.13 - methylallyl diphosphate cosubstrate 4-hydroxyphenylalanine, pH 7.5, 37°C 737543 2.5.1.122 0.17 - (2E)-2-methylpenta-2,4-dien-1-yl diphosphate at pH 7.5 and 35°C 759054 2.5.1.122 0.17 - dimethylallyl diphosphate pH 7.5, 37°C 725898, 737543 2.5.1.122 0.19 - 3,4-dihydroxy-L-phenylalanine at pH 7.5 and 37°C 729072