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. Author manuscript; available in PMC: 2017 Jan 19.
Published in final edited form as: Inorg Chem. 2015 Sep 30;55(2):419–431. doi: 10.1021/acs.inorgchem.5b01662

Table 9.

Mössbauer Parameters for Compounds [1a–1c]BF4, [1a–1c]0, and Ni-SIa in Regulatory Hydrogenase (RH) from Ralstonia eutropha

compound δ (mm s−1) ΔEqa (mm s−1) η
[1a]BF4 0.11 1.15 0.13
[1b]BF4 0.11 1.10
[1c]BF4 0.12 0.87
[1a]0 0.14 −0.73
[1b]0 0.13 −0.72
[1c]0 0.13 −0.76
Ni-SIa RH (R. eutropha)86 0.10 1.60
a

ΔEq signs for [1a1c]0 are obtained from magnetic Mössbauer spectra.