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. Author manuscript; available in PMC: 2021 Apr 19.
Published in final edited form as: Bioorg Med Chem. 2020 Dec 16;30:115947. doi: 10.1016/j.bmc.2020.115947

Figure 1. Site-specific covalent modification of KH6-tagged protein with Ni2+-NTA-NASA reagent.

Figure 1

(a) Schematic illustration of the reaction. (b) Molecular structures of NTA-NASA reagents (1–3) used in this study.