Figure 6.
pH titration of the Zn(II) binding residues in WT1-4 followed by NMR spectroscopy. The pH titration curves are fit to single-proton pKa values of 8.0 (○, Cys5), 7.9 (□, Cys10), 6.2 (■, His23), and 6.9 (●, His27).
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