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. 2015 Nov 3;25(2):322–337. doi: 10.1002/pro.2820

Table 2.

MICs of Sulfamethazine, Sulfadiazine, Sulfathiazole, and Sulfanilamide for Different MtrF Variants Expressed in E. coli BL21(DE3)ΔabgTΔpabA

Gene in BL21(DE3)ΔabgTΔpabA Sulfamethazine (μg/mL) Sulfadiazine (μg/mL) Sulfathiazole (μg/mL) Sulfanilamide (μg/mL)
Empty vector 62.5 31.25 62.5 500
mtrF (wild‐type) 2000 >250 >500 4000
mtrF (D193A) 1000 31.25 62.5 2000
mtrF (W420A) 125 31.25 62.5 2000
mtrF (P438A) 62.5 31.25 62.5 1000
mtrF (D449A) 62.5 31.25 62.5 1000