Table 2.

Comparison of EPR and Mössbauer parameters for the LS* hemes of Ca²⁺-depleted MauG with those of HALS and HALS-like ferric heme species

	Principal g factor (gx, gy, gz)	Mössbauer parameters (mm/s)
Species		Δ EQ	δ
Ca2+-depleted MauG LS* hemes	2.97, 2.27, 1.52	2.17	0.28
His-Met ligated hemes
P. denitrificans CcP (45)	3.41 (gmax)	2.01	0.24
Cytochrome c2 (R. rubrum) (47)	3.13, 2.11, 1.23	2.26	0.31
DsrMKJOP transmembrane complex cytochrome c (Allochromatium vinosum) (48)	2.96, 2.26, 1.50	N/A1	N/A
Ps. stutzeri cytocherome cd1, heme c (49)	2.997, 2.275, 1.4	N/A	N/A
His-Tyr ligated hemes
Ascorbate peroxidase S160Y mutant (50)	2.94, 2.27,1.47	N/A	N/A
Heme-HAS-Ibuprofen complex (51)	2.93, 2.27,1.55	N/A	N/A
His-His ligated hemes
P. denitrificans CcP (45)	2.89, 2.32, 1.51	2.52	0.31
P. aeruginosa CcP (52)	2.96, 2.27, 1.49	N/A	N/A
cytochrome c3 (D. baculutus) (53)	2.93, 2.26, 1.51	2.0	0.24
[(TMP)Fe(1-MeIm)2]+ (models of bis-histidinecoordinated cytochromes) (54, 55)	2.886, 2.325, 1.571	2.14	0.27
Sulfite oxidase heme (56)	2.92, 2.25, 1.533	N/A	N/A

¹N/A: not available