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. Author manuscript; available in PMC: 2008 Aug 26.
Published in final edited form as: Biochemistry. 2007 Jul 6;46(30):8709–8716. doi: 10.1021/bi700906g

Table 1.

Spin-Hamiltonian parameters of the MnIV/FeIV-R2 intermediate.

Parameter MnIV/FeIVCt-R2
g 2.017, 2.030, 2.027
FeIV site MnIV site
A (MHz) (−55.9, −59.3, −40.5)a (247, 216, 243)
δ(mm/s) 0.17 (6) -
ΔEQ (mm/s) −0.75 -
η −10 -
a

Sign determined from Mössbauer spectroscopy