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. Author manuscript; available in PMC: 2010 Oct 1.
Published in final edited form as: Protein Expr Purif. 2009 May 18;67(2):139–147. doi: 10.1016/j.pep.2009.05.006

Figure 7. Mass spectra of peptides.

Figure 7

(A) B3NQ MW=3143.2 Da (B) B3II MW=3119.1 Da (C) B3DE MW=3174.2 Da (D) B3DR MW=3201.3 Spectra show double (+2) triply (+3), and quadruply (+4) charged ions.