Table 1. Parameters of interactions of SbC4H1 with the substrates and products of their oxidation determined by absorbance spectroscopy.

The estimates given in the table represent the averages of 5 individual measurements. The “±” values are the confidence intervals calculated for P = 0.05.

Ligand					Ligand-Induced Spin Shift
	KD1		KD2		High-affinity phase		Total
	μm		μm		%
Trans-cinnamic acid	0.025	±0.021	28	± 8	16	± 7	47	±6
2-Naphthoic acid	0.076	±0.046	32	±12	7.8	±2.4	46	±7