Table 1. MIC (μg/mL) for Lys_2–11 Teixobactin Analogues.

	MIC μg/mL (ATCC strains)
	Gram (+)		Gram (−)
entry	S. aureus	B. subtilis	E. coli	P. aeruginosa
Arg10–teixobactin (2)7	2	0.5	64	NI
Lys2	NIa	NI	NI	NI
Lys3	4	0.25	32	128
Lys4	4	1	32	128
Lys5	NI	NI	NI	NI
Lys6	NI	NI	NI	NI
Lys7	32	8	256	256
Lys9b	6	1	50	100
Lys11	NI	NI	NI	NI
meropenemc	0.0625	0.0625	0.03125	0.25

^aNI: no inhibition.

^bThe starting concentration is 100 μg/mL.

^cUsed as controls.