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. 2007 Aug 24;94(2):525–531. doi: 10.1529/biophysj.107.104208

FIGURE 4.

FIGURE 4

Different contributions to the electrostatic potential. (a) 12 lidocaine molecules; (b) 36 lidocaine molecules. DMPC, solid lines; water, dashed lines; lidocaine (with Cl ions if charged), symbols without line; uncharged systems, open symbols; charged systems, solid symbols; reference system, lines without symbols.