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. Author manuscript; available in PMC: 2019 Sep 4.
Published in final edited form as: Biochemistry. 2018 Aug 21;57(35):5218–5229. doi: 10.1021/acs.biochem.8b00728

Figure 3.

Figure 3.

UV-vis spectra of apo-NDM and apo-SPS-1 treated with CoCl2. The apo-form protein (300 μM) with 50 mM HEPES, pH 6.8, containing 150 mM NaCl were used as a blank in this experiment.