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. Author manuscript; available in PMC: 2013 Dec 3.
Published in final edited form as: Angew Chem Int Ed Engl. 2012 Nov 4;51(49):12263–12267. doi: 10.1002/anie.201207603

Figure 4.

Figure 4

a) 6 M Gn•HCl, 100 mM Na2HPO4, 50 mM TCEP, pH 7.2. b) 6 M Gn•HCl, 300 mM Na2HPO4, 200 mM MPAA, 20 mM TCEP, pH 7.2. Gn = guanidine, TCEP = tris(2-carboxyethyl)phosphine hydrochloride, MPAA = 4-mercaptophenylacetic acid.