TABLE 1.

Growth of the wild-type strains and gene knockout strains on different substrates^a

Substrate	Strain (mean growth [g dry weight] ± SD)
	ΔdmpL	ΔdmpN	ΔdmpP	ΔdmpR	ZM02	JMP134
Tetrahydrofuran	NG	NG	NG	NG	0.30 ± 0.02	NG
2-Hydroxytetrahydrofuran	0.39 ± 0.03	0.40 ± 0.00	0.37 ± 0.03	0.52 ± 0.00	0.42 ± 0.01	0.37 ± 0.03
γ-Butyrolactone	0.59 ± 0.01	0.66 ± 0.02	0.58 ± 0.04	0.63 ± 0.01	0.65 ± 0.03	0.18 ± 0.00
Phenol	NG	NG	NG	NG	0.64 ± 0.01	0.79 ± 0.03
Catechol	0.58 ± 0.11	0.79 ± 0.03	0.50 ± 0.09	0.72 ± 0.04	0.66 ± 0.05	0.32 ± 0.01

^aAll of the strains were cultured in AMS medium containing 5 mM of each substrate at an initial OD₆₀₀ of 0.05 for 5 days at 30°C with 200 rpm. NG, no growth.