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. 2008 Sep 12;283(37):25589–25595. doi: 10.1074/jbc.M803995200

TABLE 1.

Properties of superfunctional MccJ25 derivative [Gly15]MccJ25

MccJ25 derivative Inhibition of RNAP (IC50)a
μm
MccJ25 2.5
[Gly15]MccJ25 2.5
MccJ25 derivative
Inhibition of bacterial growth (inhibition zone diameter)b
E. coli DH5α S. flexneri BK 12440
mm
MccJ25 3 ± 1 8 ± 1.5
[Gly15]MccJ25 9 ± 1 13 ± 1.7
a

IC50 is the concentration of MccJ25 derivative resulting in 50% inhibition of RNAP.

b

Mean results of three independent measurements with S.D. values are presented.