Table 2. Thermodynamic Parameters of A1 Binding to the Mn²⁺ and Zn²⁺ Ions (Standard Deviation Values in Parentheses) in 20 mM Mes Buffer (pH 6.0) at 298.15 K.

ITC parameter	A1/Mn2+	A1/Zn2+
log KITC	3.58 (±0.02)	3.59 (±0.04)
ΔGITC [kcal mol–1]	–4.88 (±0.03)	–4.89 (±0.05)
ΔHITC [kcal mol–1]	–4.77 (±0.16)	–4.15 (±0.11)
TΔSITC [kcal mol–1]	0.11	0.74