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. Author manuscript; available in PMC: 2009 Aug 31.
Published in final edited form as: J Mol Biol. 2008 May 17;381(1):89–101. doi: 10.1016/j.jmb.2008.05.018

Figure 4.

Figure 4

Figure 4

A. MALDI-ToF spectrum of products of pepsin digestion of unexchanged apo-BirA. The spectrum was acquired as indicated in Materials and Methods. B. Sequences of peptic fragments of BirA that could both be resolved in MALDI-ToF measurements and identified by MS/MS analysis using the Q-ToF instrument.