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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: J Am Soc Mass Spectrom. 2017 Oct 12;29(1):203–206. doi: 10.1007/s13361-017-1793-x

Figure 2.

Figure 2

(a–b) bR and (c–d) AqpZ ions formed from aqueous 200 mM ammonium acetate containing 0.55 % (w/v) SDS with (a,c) 1.6 μm and (b, d) 0.5 μm emitter tips. The collision voltage was 150 V.