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. Author manuscript; available in PMC: 2020 May 15.
Published in final edited form as: J Am Chem Soc. 2019 May 6;141(19):7765–7775. doi: 10.1021/jacs.9b00196

Table 5.

Equilibrium Cu Binding Constants at pH 5.9

construct Cu(I) Kd (pM) Cu(II) Kd (μM) redox potential (mV vs NHE)
(TRIW-H)3 3.1 ± 0.7 0.040 ± 0.008 400 ± 10
(TRIW-δmH)3 1.7 ± 0.2 3.3 ± 1.0 530 ± 10
(TRIW-εmH)3 5.8 ± 3.2 0.04 ± 0.02 390 ± 30