Table 1. Thermodynamic parameters measured by ITC at 298 K.

	pH	KA (M−1)	ΔH (kcal/mol)	TΔS (kcal/mol)	N
CaCohA2/CaDoc0917	4.8	14.8 ± 2.4 × 107	−7.37 ± 0.04	3.78	0.950 ± 0.002
	6.5	2.4 ± 0.4 × 107	−4.67 ± 0.03	5.40	0.862 ± 0.003
	7.5	1.8 ± 0.1 × 106	−9.54 ± 0.13	−1.02	1.090 ± 0.011
CtCohA2/CtDoc48S	4.8	2.49 ± 1.51 × 109	−14.04 ± 0.06	−1.25	0.940 ± 0.002
	7.5	1.17 ± 0.95 × 109	−11.39 ± 0.06	0.98	0.924 ± 0.002