TABLE 2.

Kinetic parameters of H₆-DccA for catechol and substituted catechols

Substrate	Km (μM)	Vmax (μM/min)	Kcat (min−1)	Kcat/Km (min−1 μM−1)
Catechol	9.06 ± 0.88	0.44 ± 0.01	21.8	2.4
3MC	12.85 ± 1.52	0.63 ± 0.03	31.5	2.5
4MC	10.40 ± 1.35	4.63 ± 0.27	231.5	22.3
3CC	2.58 ± 0.38	0.42 ± 0.02	21.0	8.1
4CC	0.73 ± 0.06	0.78 ± 0.01	39.2	53.6
34DCC	0.48 ± 0.10	0.43 ± 0.02	21.3	44.2
45DCC	NDa	ND	ND	ND

^aND, not detected.