Table 1.

Mössbauer Parameter for Carboxylate-Bridged Diiron Enzymes from Mammalians^a,b

protein	isomer shift (δ) (mm/s)	quadruple splitting (ΔEQ) (mm/s)	ref
Human	0.47	0.72	this work
CLK-1 no DMQ0	0.50	1.33
Human	0.45	0.61	this work
CLK-1 with DMQ0	0.48	1.24
Human	0.55	1.16	18b
DOHH	0.58	0.88
Mouse	0.47	1.32	18c
MIOX	0.49	0.63

^aAbbreviation: DOHH, deoxyhypusine hydroxylase; MIOX, myo-inositol oxygenase.

^bStandard deviation for isomer shift and quadruple splitting is 0.02 mm/s.