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. Author manuscript; available in PMC: 2011 Apr 15.
Published in final edited form as: J Phys Chem B. 2010 Apr 15;114(14):4836–4840. doi: 10.1021/jp100458x

Figure 1.

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Figure 1

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Figure 1

Figure 1a: Colistin chemical structure: Colistin A (as shown) fatty acid is 6-methyloctanoic acid. Colistin B fatty acid is 6-methylheptanoic acid.

Figure 1b: CMS chemical structure: CMS A fatty acid is 6-methyloctanoic acid. CMS B fatty acid is 6-methylheptanoic acid.

Figure 1c: Polymyxin B chemical structure: Polymyxin B1 fatty acid is 6-methyloctanoic acid. Polymyxin B2 fatty acid is 6-methylheptanoic acid.

Figure 1d: Polymyxin B nonapeptide chemical structure.

Figure 1e: Azithromycin chemical structure.