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. Author manuscript; available in PMC: 2016 May 16.
Published in final edited form as: Toxicology. 2012 Dec 3;313(2-3):145–150. doi: 10.1016/j.tox.2012.11.012

Figure 3.

Figure 3

Characterization of mouse SO-Val (1-11) standard. Mouse 1-11 peptide standard was reacted with SO in 0.1 M NH4HCO3 at pH 6.5 for 72 h. MS/MS fragmentation suggests single alkylation at the N-terminal valine.