Table 2.

Kinetics of selected substrates with SttH wild type.

Substrate	K m [μm]	k cat [min−1]	k cat/K m×10−3 [min−1 μm −1]
tryptophan (1)	0.8±0.1	0.65±0.02	825±95
kynurenine (4)	241±32	0.51±0.02	2.1±0.30
anthranilamide (5)	1075±154	1.21±0.04	1.1±0.17