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. Author manuscript; available in PMC: 2013 Oct 12.
Published in final edited form as: J Mol Biol. 2012 Jun 28;423(1):79–95. doi: 10.1016/j.jmb.2012.06.031

Fig. 1.

Fig. 1

(a) Modification of protein or peptide amino groups by the thioimidate reagents described in the text. (b) The structural features each reagent and the mass increase per modified amino group.