Table 2.

ITC data for CaM titration by V5p1s and V6p1

Peptide	K1 (M−1)	K2 (M−1)	ΔH1 (kcal mol−1)	ΔH2 (kcal mol−1)	ΔS1 (cal mol−1 deg−1)	ΔS2 (cal mol−1 deg−1)	N
V5p1sa	9.2 (±4.1) × 106	2.9 (±1.9) × 104	−38.0 ± 0.6	−25.2 ± 0.9	−95.3	−64.1	2
V6p1a	2.2 (±1.7) × 106	5.2 (±1.5) × 106	−17.5 ± 0.9	−19.0 ± 0.8	−29.6	−33.0	2
V6p1b	1.3 (±0.3) × 107	–	−18.0 ± 1.9	–	−27.7	–	2.12 ± 0.01

^aSequential binding sites model; N is fixed to the value 2

^bOne binding site model; N is allowed to vary