TABLE 4.

Isothermal titration calorimetry data

ND, not determined.

	N	K	ΔH	ΔS	K (calculated)
			kcal/mol	kcal/mol
551–575	2.074	1.26 × 106	−1.27 × 104	−13.95	0.796 μm
551–565	ND	ND	ND	ND	ND
556–570	1.894	5.48 × 105	−1.04 × 104	−8.03	1.825 μm
561–575	1.902	3.23 × 106	−1.22 × 104	−10.51	0.309 μm