Table 3 Auxin conjugate hydrolase activity analysis of purified His-tagged SlILL proteins. Values shown are the means of three time points ± S.D. The detection limit was 1 nmol IAA released mg⁻¹ min⁻¹

IAA-Ala

62.3 ± 15.1

31.5 ± 6.2

36.2 ± 12.1

24.5 ± 15.3

23.6 ± 8.2

45.1 ± 14.5

39.2 ± 15.1

IAA-Ile

4.5 ± 1.3

2.3 ± 1.3

3.2 ± 2.6

3.6 ± 2.2

4.6 ± 2.1

4.3 ± 1.6

3.5 ± 1.9

IAA-Asp

3.5 ± 3.1

< 1

< 1

2.2 ± 1.8

< 1

< 1

< 1

IAA-Gly

14.2 ± 4.2

4.4 ± 1.3

5.2 ± 2.1

4.6 ± 1.7

6.4 ± 2.3

8.7 ± 3.2

8.2 ± 2.6

IAA-Trp

< 1

< 1

< 1

< 1

< 1

< 1

< 1