. Author manuscript; available in PMC: 2008 Aug 17.

Published in final edited form as: Biochemistry. 2006 Sep 26;45(38):11650–11657. doi: 10.1021/bi061067n

Table 1.

Parameters used in the simulation of the EPR spectrum of glutamate mutase reacted with 2-thiolglutarate.

Parameter	Values (sulfur protonated)	Values (sulfur deprotonated)
Co²⁺ g-tensor values, g_(Co2+)	2.33, 2.23, 2.01	2.32, 2.23, 2.00
Radical g-tensor values, g_(radical)	2.009, 2.004, 2.002	2.016, 2.010, 2.002
Exchange coupling constant, J	345 G	350 G
Zero-field splitting (ZFS) parameters	D = −27 G, E = 8 G	D = −27 G, E = 7 G
⁵⁹Co hyperfine tensor, (A)	8 G, 5 G, 107 G	7 G, 12 G, 107 G
Euler angles between g_(Co2+) and g_(radical)	65, 50, −90	80, 80, 180
Euler angles between g_(Co2+) and ZFS-tensor	70, 45, −85	60, 75, −70