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. Author manuscript; available in PMC: 2015 Mar 1.

Published in final edited form as: Mol Microbiol. 2014 Jan 21;91(5):965–975. doi: 10.1111/mmi.12508

Table 1.

Minimal inhibitory concentration values of various AcrB mutants.

AcrAB proteins^a	MIC (μg ml^-1)^b
AcrAB proteins^a	Erythromycin	Novobiocin

AcrA⁺ AcrB⁺	>128	>128
AcrA^- AcrB^-	2	2
AcrA⁺ AcrB H1_Δ252-256	16	8-16
AcrA⁺ AcrB Poly A H1_252-256	64-128	64
AcrA⁺ AcrB H2_Δ793-797	128	64
AcrA⁺ AcrB Poly A H2_793-797	128	64
AcrA⁺ AcrB Poly A H1_252-256, Poly A H2_793-797	32	16

^a

AcrAB proteins were expressed from pACYC184 in a ΔacrAB background.

^b

MIC, minimal inhibitory concentration.