An evolved xylose transporter from Zymomonas mobilis enhances sugar transport in Escherichia coli

Table 1 whole cell pNPX transport assay results for wild type Glf and its mutants.

BL21(DE3)/pET30a-glf-xynB	Whole cells assay (nmol min^-1 mg dw^-1)		p value
	LB	LB/Glc	LB	LB/Glc
wild type	14.6 ± 2.0	0.6 ± 0.2	-	-
1-6C7	12.9 ± 0.3	1.2 ± 0.1	0.509	0.035
2-RD5	17.8 ± 2.6	7.1 ± 0.8	0.406	0.009

LB/Glc, LB medium supplemented with 20 g L^-1 glucose; the standard deviations shown above were from triplicate independent cultures.

ISSN: 1475-2859