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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: J Am Soc Mass Spectrom. 2018 Apr 23;29(6):1231–1241. doi: 10.1007/s13361-018-1927-9

Figure 4.

Figure 4

Molecular dynamics calculated stable structures of LTB4 showing a hydrogen bond between the carboxylate anion (A) with the 5-hydroxyl proton and (B) with the 12-hydroxyl proton. The ion mobilities of these structures were calculated by Imos for nitrogen and helium as drift gas.